{"id":158,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/low-pass-filter\/"},"modified":"2026-05-23T22:43:47","modified_gmt":"2026-05-23T22:43:47","slug":"low-pass-filter","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/id\/glossary\/low-pass-filter\/","title":{"rendered":"Apa itu Filter Low-Pass? Anti-Aliasing dan Smoothing"},"content":{"rendered":"<h1>Memahami Filter Low-Pass<\/h1>\n\t\t<section class=\"woocommerce hestia-shop products is-shortcode\" id=\"products\" data-sorder=\"hestia_shop\" >\n\t\t\t\t\t\t<div class=\"\">\n\t\t\t\t\t\t<div class=\"hestia-shop-content\">\n\t\t\t<div class=\"row\" data-aos=\"fade-up\" >\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/id\/product\/balanset-1\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/id\/product\/balanset-1\/\" title=\"Penyeimbang portabel &amp; penganalisis getaran Balanset-1A\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Balanset-1A kit lengkap penyeimbang portabel dan penganalisis getaran\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-272x182.webp 272w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/id\/product-category\/devices\/\" rel=\"tag\">Perangkat<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/id\/product\/balanset-1\/\" title=\"Penyeimbang portabel &amp; penganalisis getaran Balanset-1A\">Penyeimbang portabel &amp; penganalisis getaran Balanset-1A<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span>1,975.00<\/span> + PPN (jika berlaku)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/id\/wp-json\/wp\/v2\/glossary\/158?add-to-cart=986\" data-quantity=\"1\" data-product_id=\"986\" data-product_sku=\"BS-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Tambah ke keranjang\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Tambah ke keranjang\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/id\/wp-json\/wp\/v2\/glossary\/158?add-to-cart=986\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_986\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"986\" data-product_sku=\"BS-1\" aria-label=\"Tambahkan ke keranjang: \u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d telah ditambahkan ke keranjang Anda\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Tambah ke keranjang<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_986\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/id\/product\/vibration-sensor\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/id\/product\/vibration-sensor\/\" title=\"Sensor getaran\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Sensor getaran Balanset-1A dari dekat\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3.webp 1280w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/id\/product-category\/parts\/\" rel=\"tag\">Bagian<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/id\/product\/vibration-sensor\/\" title=\"Sensor getaran\">Sensor getaran<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span>90.00<\/span> + PPN (jika berlaku)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/id\/wp-json\/wp\/v2\/glossary\/158?add-to-cart=1820\" data-quantity=\"1\" data-product_id=\"1820\" data-product_sku=\"VS-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Tambah ke keranjang\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Tambah ke keranjang\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/id\/wp-json\/wp\/v2\/glossary\/158?add-to-cart=1820\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1820\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1820\" data-product_sku=\"VS-1\" aria-label=\"Tambahkan ke keranjang: \u201cVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201cVibration sensor\u201d telah ditambahkan ke keranjang Anda\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Tambah ke keranjang<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1820\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/id\/product\/optical-sensor-for-balanset-and-arbalance\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/id\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Sensor Optik (Laser Tachometer)\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Sensor Optik (Laser Tachometer)\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-1536x1023.webp 1536w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-460x306.webp 460w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU.webp 1600w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/id\/product-category\/parts\/\" rel=\"tag\">Bagian<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/id\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Sensor Optik (Laser Tachometer)\">Sensor Optik (Laser Tachometer)<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span>124.00<\/span> + PPN (jika berlaku)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/id\/wp-json\/wp\/v2\/glossary\/158?add-to-cart=1832\" data-quantity=\"1\" data-product_id=\"1832\" data-product_sku=\"Tach-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Tambah ke keranjang\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Tambah ke keranjang\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/id\/wp-json\/wp\/v2\/glossary\/158?add-to-cart=1832\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1832\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1832\" data-product_sku=\"Tach-1\" aria-label=\"Tambahkan ke keranjang: \u201cOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201cOptical Sensor (Laser Tachometer)\u201d telah ditambahkan ke keranjang Anda\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Tambah ke keranjang<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1832\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/id\/product\/balanset-4\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/id\/product\/balanset-4\/\" title=\"Balanset-4\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Kit penyeimbang rotor Vibromera: tas jinjing, pengkondisi sinyal multi-saluran, penganalisis genggam, alas magnet, sensor getaran, dan kabel spiral.\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-460x306.webp 460w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4.webp 640w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/id\/product-category\/devices\/\" rel=\"tag\">Perangkat<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/id\/product\/balanset-4\/\" title=\"Balanset-4\">Balanset-4<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span>6,803.00<\/span> + PPN (jika berlaku)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/id\/wp-json\/wp\/v2\/glossary\/158?add-to-cart=1833\" data-quantity=\"1\" data-product_id=\"1833\" data-product_sku=\"BS-4\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Tambah ke keranjang\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Tambah ke keranjang\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/id\/wp-json\/wp\/v2\/glossary\/158?add-to-cart=1833\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1833\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1833\" data-product_sku=\"BS-4\" aria-label=\"Tambahkan ke keranjang: \u201cBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201cBalanset-4\u201d telah ditambahkan ke keranjang Anda\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Tambah ke keranjang<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1833\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div><!-- \/.row --><div class=\"row\">\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/id\/product\/magnet-stand\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/id\/product\/magnet-stand\/\" title=\"Dudukan Magnetik Insize-60-kgf\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Basis magnet.\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36.webp 1280w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/id\/product-category\/parts\/\" rel=\"tag\">Bagian<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/id\/product\/magnet-stand\/\" title=\"Dudukan Magnetik Insize-60-kgf\">Dudukan Magnetik Insize-60-kgf<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span>46.00<\/span> + PPN (jika berlaku)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/id\/wp-json\/wp\/v2\/glossary\/158?add-to-cart=1852\" data-quantity=\"1\" data-product_id=\"1852\" data-product_sku=\"MS-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Tambah ke keranjang\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Tambah ke keranjang\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/id\/wp-json\/wp\/v2\/glossary\/158?add-to-cart=1852\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1852\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1852\" data-product_sku=\"MS-1\" aria-label=\"Tambahkan ke keranjang: \u201cMagnetic Stand Insize-60-kgf\u201d\" rel=\"nofollow\" data-success_message=\"\u201cMagnetic Stand Insize-60-kgf\u201d telah ditambahkan ke keranjang Anda\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Tambah ke keranjang<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1852\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/id\/product\/reflective-tape\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/id\/product\/reflective-tape\/\" title=\"Pita reflektif\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Pita reflektif\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-16x12.webp 16w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-460x306.webp 460w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-272x182.webp 272w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/id\/product-category\/parts\/\" rel=\"tag\">Bagian<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/id\/product\/reflective-tape\/\" title=\"Pita reflektif\">Pita reflektif<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span>10.00<\/span> + PPN (jika berlaku)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/id\/wp-json\/wp\/v2\/glossary\/158?add-to-cart=2329\" data-quantity=\"1\" data-product_id=\"2329\" data-product_sku=\"rt-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Tambah ke keranjang\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Tambah ke keranjang\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/id\/wp-json\/wp\/v2\/glossary\/158?add-to-cart=2329\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_2329\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"2329\" data-product_sku=\"rt-1\" aria-label=\"Tambahkan ke keranjang: \u201cReflective tape\u201d\" rel=\"nofollow\" data-success_message=\"\u201cReflective tape\u201d telah ditambahkan ke keranjang Anda\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Tambah ke keranjang<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_2329\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/id\/product\/dynamic-balancer-balanset-1a\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/id\/product\/dynamic-balancer-balanset-1a\/\" title=\"Penyeimbang dinamis &quot;Balanset-1A&quot; OEM\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Isi kit Balanset-1A dengan unit antarmuka, sensor, takometer, dan aksesori\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-1024x683.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-1536x1024.webp 1536w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-2048x1366.webp 2048w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-e1732998877834.webp 708w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/id\/product-category\/devices\/\" rel=\"tag\">Perangkat<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/id\/product\/dynamic-balancer-balanset-1a\/\" title=\"Penyeimbang dinamis &quot;Balanset-1A&quot; OEM\">Penyeimbang dinamis \"Balanset-1A\" OEM<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span>1,735.00<\/span> + PPN (jika berlaku)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/id\/wp-json\/wp\/v2\/glossary\/158?add-to-cart=4193\" data-quantity=\"1\" data-product_id=\"4193\" data-product_sku=\"BS-1OEM\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Tambah ke keranjang\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Tambah ke keranjang\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/id\/wp-json\/wp\/v2\/glossary\/158?add-to-cart=4193\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_4193\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"4193\" data-product_sku=\"BS-1OEM\" aria-label=\"Tambahkan ke keranjang: \u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d telah ditambahkan ke keranjang Anda\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Tambah ke keranjang<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_4193\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/section>\n\t\t\n<p>A <strong>filter low-pass<\/strong> (LPF) adalah elemen pemrosesan sinyal selektif frekuensi yang memungkinkan <a href=\"https:\/\/vibromera.eu\/id\/glossary\/vibration\/\">getaran<\/a> komponen di bawah frekuensi batas yang dipilih akan lolos, sementara komponen di atasnya akan diredam. Dalam <a href=\"https:\/\/vibromera.eu\/id\/glossary\/vibration-analysis\/\">analisis getaran<\/a> Alat ini menjalankan tiga fungsi yang tidak dapat diabaikan oleh sebuah analis: anti-aliasing (mencegah munculnya frekuensi palsu dalam data digital), pengurangan noise, dan pemisahan rentang frekuensi rendah untuk analisis yang lebih mendalam. Alat ini merupakan cerminan dari <a href=\"https:\/\/vibromera.eu\/id\/glossary\/high-pass-filter\/\">filter high-pass<\/a>, dan keduanya merupakan fondasi dari segala hal lainnya <a href=\"https:\/\/vibromera.eu\/id\/glossary\/signal-filtering\/\">penyaringan sinyal<\/a> skema.<\/p>\n<p>Filter low-pass bisa dibilang merupakan filter yang paling banyak digunakan dalam instrumentasi getaran. Filter ini ditempatkan di depan konverter pada setiap sistem digitalisasi sebagai filter anti-aliasing yang wajib, dan fungsi yang sama juga ditawarkan sebagai alat analisis untuk menghaluskan data, menghilangkan gangguan frekuensi tinggi, serta memfokuskan pada fenomena frekuensi rendah. Oleh karena itu, memahami bagaimana filter ini membentuk sinyal sangatlah penting agar dapat mempercayai hasil <a href=\"https:\/\/vibromera.eu\/id\/glossary\/spectrum\/\">spektrum<\/a> Anda baca.<\/p>\n<h2>1. Karakteristik Filter<\/h2>\n<h3>Frekuensi Potong (f<sub>c<\/sub>)<\/h3>\n<ul>\n<li><strong>Definisi:<\/strong> frekuensi di mana respons filter telah menurun hingga \u22123 dB, yaitu 70,7% dari amplitudo pita lewat.<\/li>\n<li><strong>Di bawah f<sub>c<\/sub> (passband):<\/strong> frekuensi-frekuensi tersebut dapat melewati dengan atenuasi minimal.<\/li>\n<li><strong>Di atas f<sub>c<\/sub> (stopband):<\/strong> frekuensi-frekuensi tersebut secara bertahap melemah.<\/li>\n<li><strong>Pita transisi:<\/strong> wilayah di sekitar f<sub>c<\/sub> di mana atenuasi terus meningkat.<\/li>\n<\/ul>\n<h3>Urutan Filter dan Roll-Off<\/h3>\n<p>Urutan filter menentukan seberapa tajam peralihan dari pita lewat ke pita henti:<\/p>\n<ul>\n<li><strong>Orde ke-1:<\/strong> 6 dB per oktaf (20 dB per dekade) \u2014 penurunan bertahap.<\/li>\n<li><strong>Orde ke-2:<\/strong> 12 dB per oktaf (40 dB per dekade) \u2014 sedang.<\/li>\n<li><strong>Orde ke-4:<\/strong> 24 dB per oktaf (80 dB per dekade) \u2014 curam.<\/li>\n<li><strong>Orde ke-8:<\/strong> 48 dB per oktaf (160 dB per dekade) \u2014 sangat curam.<\/li>\n<li><strong>Orde lebih tinggi:<\/strong> transisi yang lebih tajam dan penolakan pita henti yang lebih baik, dengan konsekuensi terjadinya pergeseran fase yang lebih besar dan respons transien yang lebih lama.<\/li>\n<\/ul>\n<h3>Jenis Respons Filter<\/h3>\n<p>Batas dan urutan yang sama dapat diwujudkan dengan bentuk matematis yang berbeda-beda, masing-masing dengan karakteristik yang berbeda dalam hal kemiringan, ketajaman, dan perilaku fase:<\/p>\n<ul>\n<li><strong>Butterworth:<\/strong> bandpass yang sedatar mungkin tanpa riak.<\/li>\n<li><strong>Chebyshev:<\/strong> batas pemotongan yang lebih tajam, dengan mengizinkan adanya riak pada pita lewat.<\/li>\n<li><strong>Bessel:<\/strong> fase linier, yang berarti distorsi bentuk gelombang minimal \u2014 pilihan yang tepat ketika bentuk <a href=\"https:\/\/vibromera.eu\/id\/glossary\/time-waveform\/\">bentuk gelombang waktu<\/a> itu penting.<\/li>\n<li><strong>Berbentuk bulat panjang:<\/strong> transisi yang sehalus mungkin, dengan riak baik pada pita lewat maupun pita henti.<\/li>\n<\/ul>\n<h2>2. Aplikasi Utama<\/h2>\n<h3>Anti-Aliasing (yang paling penting)<\/h3>\n<p>Ini adalah fungsi yang tidak boleh dilewatkan oleh digitizer mana pun. Tanpa fungsi ini, frekuensi di atas batas Nyquist akan mengalami lipatan balik dan muncul sebagai puncak palsu \u2014 fenomena yang disebut <a href=\"https:\/\/vibromera.eu\/id\/glossary\/aliasing\/\">aliasing<\/a>.<\/p>\n<ul>\n<li><strong>Tujuan:<\/strong> memblokir frekuensi di atas frekuensi Nyquist (setengah dari laju sampling).<\/li>\n<li><strong>Persyaratan:<\/strong> filter tersebut harus bekerja <em>sebelum<\/em> konversi analog-ke-digital \u2014 perangkat lunak tidak dapat menghilangkan alias setelah proses konversi selesai.<\/li>\n<li><strong>Frekuensi potong tipikal:<\/strong> 0,4\u20130,8 \u00d7 (laju sampel \/ 2).<\/li>\n<li><strong>Kecuraman:<\/strong> Biasanya urutan ke-8 atau lebih tinggi untuk penolakan aliasing yang baik<\/li>\n<li><strong>Akibat dari kelalaian:<\/strong> Anti-aliasing yang tidak memadai menghasilkan puncak spektral palsu yang menyerupai gangguan yang sebenarnya.<\/li>\n<\/ul>\n<h3>Pengurangan Kebisingan<\/h3>\n<ul>\n<li>Menghilangkan gangguan listrik frekuensi tinggi.<\/li>\n<li>Menyaring gangguan pada kabel sensor.<\/li>\n<li>Menghaluskan data untuk <a href=\"https:\/\/vibromera.eu\/id\/glossary\/trending\/\">sedang tren<\/a>.<\/li>\n<li>Meningkatkan rasio sinyal terhadap gangguan untuk komponen frekuensi rendah yang menjadi fokus.<\/li>\n<\/ul>\n<h3>Pembatasan Rentang Frekuensi<\/h3>\n<ul>\n<li>Mengarahkan analisis pada rentang frekuensi yang menjadi fokus.<\/li>\n<li>Contoh: analisis frekuensi 0\u2013100 Hz untuk mesin berkecepatan rendah.<\/li>\n<li>Menghilangkan komponen frekuensi tinggi yang tidak relevan.<\/li>\n<li>Mengurangi kebutuhan pemrosesan dan penyimpanan data.<\/li>\n<\/ul>\n<h3>Persiapan Integrasi<\/h3>\n<ul>\n<li>Diterapkan sebelum <a href=\"https:\/\/vibromera.eu\/id\/glossary\/integration\/\">mengintegrasikan<\/a> <a href=\"https:\/\/vibromera.eu\/id\/glossary\/acceleration\/\">percepatan<\/a> ke <a href=\"https:\/\/vibromera.eu\/id\/glossary\/velocity\/\">kecepatan<\/a>.<\/li>\n<li>Menghilangkan frekuensi yang sangat tinggi \u2014 gangguan yang sebaliknya akan diperkuat oleh proses integrasi.<\/li>\n<li>Batas frekuensi umum: 1000\u20135000 Hz, tergantung pada penggunaannya.<\/li>\n<li>Mencegah terjadinya amplifikasi kebisingan yang sering terjadi pada integrasi yang tidak terkendali.<\/li>\n<\/ul>\n<h2>3. Memilih Frekuensi Batas<\/h2>\n<h3>Aplikasi Anti-Aliasing<\/h3>\n<ul>\n<li><strong>Aturan:<\/strong> F<sub>c<\/sub> = 0,4 \u00d7 laju sampel (konservatif) hingga 0,8 \u00d7 laju sampel (agresif).<\/li>\n<li><strong>Contoh:<\/strong> Laju pengambilan sampel 10 kHz menghasilkan f<sub>c<\/sub> = 4000 Hz.<\/li>\n<li><strong>Kriteria:<\/strong> redaman pita henti lebih dari 60 dB pada frekuensi Nyquist.<\/li>\n<\/ul>\n<h3>Aplikasi Analitis<\/h3>\n<ul>\n<li>Atur f<sub>c<\/sub> tepat di atas frekuensi tertinggi yang menjadi perhatian.<\/li>\n<li>Untuk analisis frekuensi rendah (0\u2013200 Hz): f<sub>c<\/sub> = 200\u2013300 Hz.<\/li>\n<li>Untuk <a href=\"https:\/\/vibromera.eu\/id\/glossary\/unbalance\/\">ketidakseimbangan<\/a> hanya (komponen 1\u00d7): f<sub>c<\/sub> = 5\u201310 kali <a href=\"https:\/\/vibromera.eu\/id\/glossary\/running-speed\/\">kecepatan operasi<\/a>.<\/li>\n<li>Selalu sisakan ruang kosong untuk zona transisi filter.<\/li>\n<\/ul>\n<h3>Pengurangan Kebisingan<\/h3>\n<ul>\n<li>Tentukan rentang frekuensi gangguan dari spektrum.<\/li>\n<li>Atur f<sub>c<\/sub> untuk membiarkan frekuensi sinyal lewat sambil menyaring frekuensi gangguan.<\/li>\n<li>Menyeimbangkan penghilangan noise dengan pelestarian sinyal.<\/li>\n<\/ul>\n<h2>4. Dampak terhadap Pengukuran<\/h2>\n<h3>Domain Amplitudo<\/h3>\n<ul>\n<li><strong>Jalur akses:<\/strong> perubahan amplitudo yang sangat kecil, biasanya kurang dari 0,5 dB.<\/li>\n<li><strong>Pita henti:<\/strong> redaman yang sangat besar, 40\u201380 dB atau lebih.<\/li>\n<li><strong>Tingkat keseluruhan:<\/strong> Filter tersebut mengurangi nilai getaran keseluruhan jika terdapat kandungan frekuensi tinggi yang signifikan.<\/li>\n<\/ul>\n<h3>Domain Waktu<\/h3>\n<ul>\n<li>Bentuk gelombang menjadi lebih halus karena variasi frekuensi tinggi telah dihilangkan.<\/li>\n<li>Tepi tajam dan duri-durinya telah dibulatkan.<\/li>\n<li>Respons transien (dering filter) dapat memengaruhi bentuk gelombang<\/li>\n<li>Distorsi fase dapat mengubah cara interpretasi bentuk gelombang.<\/li>\n<\/ul>\n<h3>Domain Frekuensi<\/h3>\n<ul>\n<li>Spektrum tersebut menunjukkan amplitudo yang berkurang di atas batas potong.<\/li>\n<li>Puncak frekuensi tinggi berkurang atau hilang.<\/li>\n<li>Tingkat kebisingan dasar akan berkurang jika kebisingan tersebut berfrekuensi tinggi.<\/li>\n<\/ul>\n<h2>5. Masalah Umum dan Solusinya<\/h2>\n<h3>Anti-Aliasing yang Tidak Memadai<\/h3>\n<ul>\n<li><strong>Gejala:<\/strong> puncak frekuensi rendah palsu dalam spektrum.<\/li>\n<li><strong>Penyebab:<\/strong> frekuensi tinggi yang turun kembali di bawah batas Nyquist.<\/li>\n<li><strong>Solusi:<\/strong> Gunakan filter dengan kemiringan yang lebih curam, tingkatkan laju pengambilan sampel, dan pastikan filter tersebut benar-benar berfungsi.<\/li>\n<\/ul>\n<h3>Batas Terlalu Rendah<\/h3>\n<ul>\n<li><strong>Gejala:<\/strong> sinyal frekuensi tinggi yang valid mengalami atenuasi.<\/li>\n<li><strong>Contoh:<\/strong> <a href=\"https:\/\/vibromera.eu\/id\/glossary\/bearing-fault-frequencies\/\">frekuensi cacat bantalan<\/a> dibuat lebih rendah oleh LPF yang terlalu agresif.<\/li>\n<li><strong>Solusi:<\/strong> naikkan frekuensi potong atau gunakan kemiringan filter yang lebih landai.<\/li>\n<\/ul>\n<h3>Filter Artefak<\/h3>\n<ul>\n<li><strong>Berdering:<\/strong> osilasi dalam domain waktu yang disebabkan oleh batas potong filter yang tajam.<\/li>\n<li><strong>Distorsi fase:<\/strong> perubahan bentuk gelombang yang disebabkan oleh pergeseran fase.<\/li>\n<li><strong>Solusi:<\/strong> Gunakan filter Bessel untuk aplikasi bentuk gelombang kritis di mana linearitas fase sangat penting.<\/li>\n<\/ul>\n<h2>6. Filter Pelengkap<\/h2>\n<h3>Low Pass vs. High Pass<\/h3>\n<ul>\n<li><strong>Low-pass:<\/strong> meneruskan frekuensi rendah, memblokir frekuensi tinggi.<\/li>\n<li><strong>High-pass:<\/strong> meneruskan frekuensi tinggi, memblokir frekuensi rendah.<\/li>\n<li><strong>Komplementer:<\/strong> digunakan bersama-sama untuk membentuk filter band-pass.<\/li>\n<\/ul>\n<h3>Filter Lolos Pita<\/h3>\n<ul>\n<li>Kombinasi antara tahap filter high-pass dan low-pass.<\/li>\n<li>Hasil <a href=\"https:\/\/vibromera.eu\/id\/glossary\/band-pass-filter\/\">penyaring lolos pita<\/a> hanya membiarkan frekuensi-frekuensi dalam rentang yang ditentukan.<\/li>\n<li>Sistem ini menyaring konten yang berada di bawah maupun di atas rentang tersebut.<\/li>\n<li>Ini adalah antarmuka depan dari <a href=\"https:\/\/vibromera.eu\/id\/glossary\/envelope-analysis\/\">analisis amplop<\/a>, di mana rentang frekuensi di sekitar resonansi struktural bantalan diisolasi sebelum demodulasi.<\/li>\n<\/ul>\n<h2>7. Peran Filter Low-Pass di Lapangan<\/h2>\n<p>Pada instrumen lapangan digital, filter low-pass umumnya tidak terlihat \u2014 filter ini bekerja secara diam-diam dalam rantai pengambilan data untuk mencegah aliasing \u2014 namun filter ini menjadi dasar keandalan setiap hasil pengukuran. Sebuah alat analisis portabel dua saluran seperti <a href=\"https:\/\/vibromera.eu\/id\/produk\/balanset-1\/\">Balanset-1A<\/a> batasan pita setiap <a href=\"https:\/\/vibromera.eu\/id\/glossary\/accelerometer\/\">akselerometer<\/a> saluran sebelum pengambilan sampel, sehingga <a href=\"https:\/\/vibromera.eu\/id\/glossary\/fft\/\">FFT<\/a> Hasil perhitungan untuk penyeimbangan dan diagnostik bebas dari puncak-puncak yang tumpang tindih di seluruh rentang kerjanya. Dengan spektrum yang bersih, alat analisis ini dapat mengidentifikasi 1\u00d7 <a href=\"https:\/\/vibromera.eu\/id\/glossary\/phase\/\">amplitudo dan fase<\/a> diperlukan untuk menyeimbangkan rotor dan melaporkan hasil yang akurat <a href=\"https:\/\/vibromera.eu\/id\/glossary\/residual-unbalance\/\">ketidakseimbangan sisa<\/a>, daripada mengejar frekuensi hantu yang disebabkan oleh penyaringan yang buruk.<\/p>\n<p>Filter low-pass merupakan komponen dasar dalam sistem pengukuran getaran, yang menjalankan fungsi-fungsi penting mulai dari perlindungan anti-aliasing hingga pengurangan noise dan pemilihan rentang frekuensi. Memahami cara kerjanya, memilih frekuensi cutoff dengan tepat, serta menyadari pengaruhnya terhadap sinyal yang diukur sangatlah penting untuk analisis yang akurat dan untuk menghindari artefak pengukuran dalam akuisisi data digital.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/id\/glossary\/\">\u2190 Kembali ke Indeks Utama<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Pelajari tentang filter lolos rendah dalam analisis getaran, alat pemrosesan sinyal yang melewatkan frekuensi rendah sambil memblokir frekuensi tinggi, penting untuk anti-aliasing dan pengurangan derau.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-158","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/id\/wp-json\/wp\/v2\/glossary\/158","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/id\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/id\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/id\/wp-json\/wp\/v2\/glossary\/158\/revisions"}],"predecessor-version":[{"id":101341,"href":"https:\/\/vibromera.eu\/id\/wp-json\/wp\/v2\/glossary\/158\/revisions\/101341"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/id\/wp-json\/wp\/v2\/media?parent=158"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/id\/wp-json\/wp\/v2\/categories?post=158"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/id\/wp-json\/wp\/v2\/tags?post=158"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}