{"id":139,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/hunting-tooth-frequency\/"},"modified":"2026-07-02T18:32:53","modified_gmt":"2026-07-02T18:32:53","slug":"hunting-tooth-frequency","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/tl\/glossary\/hunting-tooth-frequency\/","title":{"rendered":"Ano ang Hunting Tooth Frequency? Pag-uulit ng Pattern ng Gear"},"content":{"rendered":"<h1>Pag-unawa sa Hunting Tooth Frequency<\/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\/tl\/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\/tl\/product\/balanset-1\/\" title=\"Portable balancer at Vibration analyzer 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 full kit portable na balancer at vibration analyzer\" 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\/tl\/product-category\/devices\/\" rel=\"tag\">Devices<\/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\/tl\/product\/balanset-1\/\" title=\"Portable balancer at Vibration analyzer Balanset-1A\">Portable na balancer &#038; vibration analyzer na 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> + VAT (kung naaangkop)<\/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=\"\/tl\/wp-json\/wp\/v2\/glossary\/139?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=\"Add to cart\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Add to cart\" 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=\"\/tl\/wp-json\/wp\/v2\/glossary\/139?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=\"Add to cart: \u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Add to cart<\/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\/tl\/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\/tl\/product\/vibration-sensor\/\" title=\"Sensor ng vibraci\u00f3n\">\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=\"Balanset-1A vibration sensor close-up\" 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\/tl\/product-category\/parts\/\" rel=\"tag\">Parts<\/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\/tl\/product\/vibration-sensor\/\" title=\"Sensor ng vibraci\u00f3n\">Sensor ng vibraci\u00f3n<\/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> + VAT (kung naaangkop)<\/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=\"\/tl\/wp-json\/wp\/v2\/glossary\/139?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=\"Add to cart\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Add to cart\" 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=\"\/tl\/wp-json\/wp\/v2\/glossary\/139?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=\"Add to cart: \u201cVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201cVibration sensor\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Add to cart<\/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\/tl\/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\/tl\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optical Sensor (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=\"Optical Sensor (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\/tl\/product-category\/parts\/\" rel=\"tag\">Parts<\/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\/tl\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optical Sensor (Laser Tachometer)\">Optical Sensor (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> + VAT (kung naaangkop)<\/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=\"\/tl\/wp-json\/wp\/v2\/glossary\/139?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=\"Add to cart\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Add to cart\" 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=\"\/tl\/wp-json\/wp\/v2\/glossary\/139?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=\"Add to cart: \u201cOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201cOptical Sensor (Laser Tachometer)\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Add to cart<\/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\/tl\/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\/tl\/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=\"Vibromera rotor balancing kit: carrying case, multi-channel signal conditioner, handheld analyzer, magnetic base, mga vibration sensor, at mga coiled cable.\" 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\/tl\/product-category\/devices\/\" rel=\"tag\">Devices<\/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\/tl\/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> + VAT (kung naaangkop)<\/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=\"\/tl\/wp-json\/wp\/v2\/glossary\/139?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=\"Add to cart\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Add to cart\" 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=\"\/tl\/wp-json\/wp\/v2\/glossary\/139?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=\"Add to cart: \u201cBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201cBalanset-4\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Add to cart<\/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\/tl\/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\/tl\/product\/magnet-stand\/\" title=\"Magnetic Stand 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=\"Magnet base.\" 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\/tl\/product-category\/parts\/\" 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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><strong>Hunting tooth frequency<\/strong> (HTF \u2014 tinatawag din na assembly phase frequency o greatest-common-divisor frequency) ay isang mababang-frequency na <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/vibration\/\">vibration<\/a> bahagi sa isang pares ng gear na kumakatawan sa rate kung saan ang <em>same<\/em> individual tooth on the pinion comes back into contact with the same individual tooth on the gear. It is governed by the least common multiple (LCM) of the two tooth counts and is normally a very low frequency \u2014 well below shaft speed \u2014 that appears as a slow, periodic amplitude modulation of the <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/gear-mesh-frequency\/\">gear mesh frequency (GMF)<\/a> and its <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/sidebands\/\">sidebands<\/a>.<\/p>\n<p>Mahalaga ang HTF sa diagnostic dahil ang vibration na dala ng rate na ito ay nagpapahiwatig ng mga problema sa <em>mga partikular na indibidwal na ngipin<\/em> \u2014 isang bitak na ngipin, isang lokal na spall, o isang eccentrik na pagkakabit \u2014 kaysa sa pangkalahatang kondisyon ng gear set. Ang pagkilala sa mga sideband ng HTF ay nakakatulong sa isang analyst na matukoy nang eksakto kung aling gear, at maging kung aling ngipin, ang pinagmulan ng isang depekto, na ginagawa itong isa sa mga mas malinaw na instrumento sa mas malawak na hanay ng mga kagamitan ng <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/gear-defects\/\">gear defect<\/a> diagnosis.<\/p>\n<h2>1. Kahulugan at Pisikal na Kahulugan<\/h2>\n<p>Kapag ang dalawang gear ay sabay na umiikot, ang isang partikular na ngipin ng pinion ay sumasabay sa isang pagkakasunod-sunod ng mga ngipin ng gear, isa-isa, ikot-ikot. Kung bumabalik man ito sa pinakaunang ngipin ng gear na nadikit nito \u2014 at gaano katagal \u2014 ay nakasalalay sa arithmetic na relasyon sa pagitan ng dalawang bilang ng ngipin. Ang hunting tooth frequency ay simpleng rate ng pagbabalik na iyon. Ang mababang HTF ay nangangahulugang isang partikular na pares ng ngipin ay bihirang magtagpo; ang mataas na HTF ay nangangahulugang ang parehong iilang pares ay nagtatagpo nang paulit-ulit.<\/p>\n<p>Mayroon itong dalawang kahihinatnan na nagtataglay ng magkasalungat na direksyon. Para sa pagkasira, ang mababang HTF ay mabuti: ang pinsala at mga pagkakamali sa pagmamanupaktura ay kumakalat sa lahat ng ngipin. Para sa diagnostics, ang parehong mababang HTF ay nagkokonsentra ng vibration signature ng isang masamang ngipin sa isang malinaw na kaganapan na isang beses bawat rebolusyon na madaling matukoy. Ang pag-unawa sa numerong ito ay nagpapahintulot sa inyo na mabasa ang parehong kwento nang sabay.<\/p>\n<h2>2. Mathematical Basis<\/h2>\n<h3>The formula<\/h3>\n<blockquote><p>HTF = GMF \/ LCM(N\u2081, N\u2082) = GMF \u00d7 GCD(N\u2081, N\u2082) \/ (N\u2081 \u00d7 N\u2082)<\/p><\/blockquote>\n<ul>\n<li>N\u2081 = bilang ng ngipin sa pinion<\/li>\n<li>N\u2082 = bilang ng ngipin sa gear<\/li>\n<li>GMF = gear mesh frequency = N\u2081 \u00d7 pinion speed (Hz) = N\u2082 \u00d7 gear speed (Hz)<\/li>\n<li>LCM = the least common multiple of N\u2081 and N\u2082 (equal to N\u2081 \u00d7 N\u2082 \/ GCD, where GCD is the greatest common divisor)<\/li>\n<\/ul>\n<p>Ang GMF na nino-modulate ng HTF ay N \u00d7 bilis ng shaft para sa alinmang gear; ang isang <a href=\"https:\/\/vibromera.eu\/tl\/calculators\/gear-mesh-frequency\/\">gear mesh frequency calculator<\/a> direktang kinakalkula ang GMF at ang pamilya ng mga sideband nito, habang ang isang <a href=\"https:\/\/vibromera.eu\/tl\/calculators\/gear-ratio-calculator\/\">calculator ng gear ratio<\/a> pinamamahalaan ang relasyon ng bilis ng input\/output na kailangan ninyo bago ilapat ang formula.<\/p>\n<h3>Halimbawa 1: isang pares na hunting-tooth<\/h3>\n<ul>\n<li><strong>Pinion:<\/strong> 23 ngipin sa 1800 RPM<\/li>\n<li><strong>Gear:<\/strong> 67 teeth<\/li>\n<li><strong>GCD(23, 67):<\/strong> 1 \u2014 both are prime, so they share no common factor; LCM(23, 67) = 23 \u00d7 67 = 1541<\/li>\n<li><strong>GMF:<\/strong> 23 \u00d7 (1800 \/ 60) = 690 Hz<\/li>\n<li><strong>HTF = 690 \/ 1541 \u2248 0.45 Hz<\/strong> \u2014 the same tooth pair meets only about once every 2.2 seconds, far below the 30 Hz pinion shaft speed<\/li>\n<li><strong>Meaning:<\/strong> ang bawat ngipin ng pinion ay nakikipag-ugnayan sa bawat ngipin ng gear bago ulitin ang pattern<\/li>\n<li><strong>Result:<\/strong> isang tunay na hunting-tooth gear na may pinakamainam na distribusyon ng pagkasira<\/li>\n<\/ul>\n<h3>Halimbawa 2: isang pares na hindi hunting<\/h3>\n<ul>\n<li><strong>Pinion:<\/strong> 20 ngipin sa 1800 RPM<\/li>\n<li><strong>Gear:<\/strong> 60 teeth<\/li>\n<li><strong>GCD(20, 60):<\/strong> 20; LCM(20, 60) = 60<\/li>\n<li><strong>GMF:<\/strong> 20 \u00d7 (1800 \/ 60) = 600 Hz<\/li>\n<li><strong>HTF = 600 \/ 60 = 10 Hz<\/strong> \u2014 equal to the output (gear) shaft speed<\/li>\n<li><strong>Meaning:<\/strong> only 20 distinct tooth pairs exist, and each pair re-meshes ten times every second<\/li>\n<li><strong>Result:<\/strong> isang konsentradong pattern ng pagkasira sa parehong mga ngipin<\/li>\n<\/ul>\n<h3>Halimbawa 3: isang intermediate case<\/h3>\n<ul>\n<li><strong>Pinion:<\/strong> 18 ngipin sa 3600 RPM<\/li>\n<li><strong>Gear:<\/strong> 54 teeth<\/li>\n<li><strong>GCD(18, 54):<\/strong> 18; LCM(18, 54) = 54<\/li>\n<li><strong>GMF:<\/strong> 18 \u00d7 (3600 \/ 60) = 1080 Hz<\/li>\n<li><strong>HTF = 1080 \/ 54 = 20 Hz<\/strong><\/li>\n<li><strong>Pattern:<\/strong> only 18 distinct tooth-contact pairs exist, each repeating 20 times per second<\/li>\n<\/ul>\n<h2>3. Hunting vs. Non-Hunting Gear Sets<\/h2>\n<h3>Hunting-tooth design (GCD = 1)<\/h3>\n<p>Nakamit kapag ang mga bilang ng ngipin ay relatively prime (walang karaniwang factors):<\/p>\n<ul>\n<li><strong>Advantages:<\/strong>\n<ul>\n<li>Sa kalaunan, ang bawat ngipin ng pinion ay nakikipag-ugnayan sa bawat ngipin ng gear.<\/li>\n<li>Ang pagkasira ay pantay-pantay na ibinahagi sa lahat ng ngipin.<\/li>\n<li>Ang mga pagkakamali sa pagmamanupaktura ay ina-average sa halip na pinapatibay.<\/li>\n<li>Mas mahabang buhay ng gear.<\/li>\n<li>Preferred para sa karamihan ng applications.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Disadvantages:<\/strong>\n<ul>\n<li>A defect involving one specific tooth <em>pair<\/em> repeats only at the very low HTF (a small fraction of shaft speed), so long time records are needed to resolve it. A single damaged tooth still impacts once per revolution of its own shaft.<\/li>\n<li>Maaaring magdemanda ng mas maingat na manufacturing.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>Non-hunting design (GCD &gt; 1)<\/h3>\n<p>Nangyayari kapag ang mga bilang ng ngipin ay may karaniwang factors:<\/p>\n<ul>\n<li><strong>Advantages:<\/strong>\n<ul>\n<li>Mas simpleng pagpili ng tooth-count.<\/li>\n<li>Maaaring makapagpahintulot ng mga standard na laki ng gear na available sa palengke.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Disadvantages:<\/strong>\n<ul>\n<li>Ang parehong mga ngipin ay paulit-ulit na nakikipag-ugnayan (mayroon lamang GCD na natatanging pares).<\/li>\n<li>Ang pagkasira ay nakakonsentra sa parehong mga pares ng ngipin.<\/li>\n<li>Ang mga pagkakamali sa pagmamanupaktura sa mga partikular na ngipin ay paulit-ulit sa bawat cycle.<\/li>\n<li>Mas maikling buhay ng gear, sa karaniwang.<\/li>\n<li>Karaniwang iniiwasan sa kalidad na disenyo ng gearbox.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2>4. Vibration Signature<\/h2>\n<h3>HTF in the spectrum and waveform<\/h3>\n<p>HTF rarely appears as a strong standalone peak, and it is usually far too low to be resolved as sideband spacing. Sidebands around the mesh frequency in the <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/spectrum\/\">spectrum ng vibrasyon<\/a> are spaced at the shaft speeds of the two gears; HTF itself shows up as a slow, periodic amplitude modulation (a beat) of the mesh vibration:<\/p>\n<ul>\n<li><strong>Sentral na peak:<\/strong> GMF (ang gear mesh frequency).<\/li>\n<li><strong>Sidebands:<\/strong> GMF \u00b1 1\u00d7, 2\u00d7, 3\u00d7 the shaft speed of the gear carrying a localised defect.<\/li>\n<li><strong>HTF signature:<\/strong> a slow beat in the time waveform \u2014 the overall vibration level swells and fades at the HTF rate (typically a fraction of a hertz to a few hertz).<\/li>\n<li><strong>Interpretation:<\/strong> modulation repeating at HTF points to a fault involving a particular tooth <em>pair<\/em>, such as a damaged pinion tooth periodically striking a damaged gear tooth; the modulation depth reflects the severity of the localised defect.<\/li>\n<\/ul>\n<p>Dahil ang mga sideband na ito ay nagkukumpol sa paligid ng mataas na mesh frequency at maaaring maging siksik, dalawang teknik ang nakakatulong upang mailantad ang mga ito. <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/cepstrum\/\">Cepstrum analysis<\/a> binibigo ang isang regular na may agwat na pamilya ng sideband sa isang solong linya ng quefrency, na ginagawang madaling mabasa ang agwat, at <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/envelope-analysis\/\">envelope analysis<\/a> nababawi ang isang beses bawat rebolusyon na epekto ng isang sirang ngipin mula sa modulated mesh signal.<\/p>\n<h3>Diagnostic patterns<\/h3>\n<p><strong>Single damaged tooth:<\/strong> strong sidebands around GMF spaced at the shaft speed of the gear carrying the damaged tooth; one impact per revolution of that gear; the <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/time-waveform\/\">time waveform<\/a> nagpapakita ng isang malinaw na periodic impulse.<\/p>\n<p><strong>Eccentricity ng gear:<\/strong> shaft-speed sidebands arising from runout or eccentric mounting; tooth-engagement depth varies once per revolution, amplitude-modulating the GMF; usually correctable by remounting or runout compensation (see <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/eccentricity\/\">eccentricity<\/a>).<\/p>\n<p><strong>Damage on both gears (tooth-pair fault):<\/strong> when a damaged pinion tooth periodically meets a damaged gear tooth, the vibration swells and fades at the low HTF rate \u2014 a slow beat superimposed on the mesh vibration; may require gear replacement, or acceptance if it falls within tolerance.<\/p>\n<h2>5. Praktikal na Diagnosis<\/h2>\n<h3>Pagkilala sa sira na gear<\/h3>\n<p>Upang malaman kung aling bahagi \u2014 pinion o pangunahing gear \u2014 ang may depekto:<\/p>\n<ol>\n<li><strong>Kalkulahin ang bilis ng parehong shaft:<\/strong> ang input at output RPM.<\/li>\n<li><strong>Sukatin ang spacing ng sideband<\/strong> mula sa vibration spectrum.<\/li>\n<li><strong>Kung ang spacing = input shaft frequency \u2192<\/strong> ang depekto ay nasa pinion.<\/li>\n<li><strong>Kung ang spacing = output shaft frequency \u2192<\/strong> ang depekto ay nasa gear.<\/li>\n<li><strong>Conclusion:<\/strong> tinutukoy ng pagitan ng sideband kung aling shaft \u2014 at samakatuwid kung aling gear \u2014 ang may problema.<\/li>\n<\/ol>\n<p>Ito ay eksakto ang uri ng pagsukat na angkop para sa isang portable na two-channel analyzer. Sa pamamagitan ng optical tachometer nito na nag-lo-lock ng data sa anggulo ng shaft, ang <a href=\"https:\/\/vibromera.eu\/tl\/product\/balanset-1\/\">Balanset-1A<\/a> kumukuha ng spectrum at time waveform sa gearbox housing upang ang pagitan ng sideband ay masukat laban sa kilalang input at output speed, at ang once-per-revolution impulse ng isang bitak na ngipin ay makukumpirma sa waveform \u2014 lahat habang tumatakbo ang makina, nang hindi binubuksan ang casing. Ang isang <a href=\"https:\/\/vibromera.eu\/tl\/calculators\/harmonic-frequency-calculator\/\">Calculator ng Harmonikong Dalas<\/a> pagkatapos ay ino-convert ang nasukat na RPM sa eksaktong Hz na mga halaga na hahanapin.<\/p>\n<h3>Pagsusuri ng severity<\/h3>\n<ul>\n<li><strong>Amplitude ng sideband:<\/strong> mas mataas na amplitudes ay nagpapahiwatig ng mas matinding localized defect.<\/li>\n<li><strong>Bilang ng mga sideband:<\/strong> mas maraming sidebands (mas mataas na orders) ay nagpapakita ng mas masayang kondisyon.<\/li>\n<li><strong>Time waveform:<\/strong> isang malinaw na periodic impulse ay nagpapatunay ng individual-tooth impact.<\/li>\n<li><strong>Paghahambing sa GMF:<\/strong> ang mga sideband na higit sa ~25% ng amplitude ng GMF ay nagpapahiwatig ng makabuluhang depekto \u2014 isang kapaki-pakinabang na <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/defect-severity\/\">defect-severity<\/a> threshold.<\/li>\n<\/ul>\n<h2>6. Mga Konsiderasyon sa Disenyo<\/h2>\n<h3>Pagpili ng bilang ng ngipin<\/h3>\n<ul>\n<li><strong>Gumamit ng prime numbers<\/strong> kung posible upang pilitin ang GCD = 1 (hunting-tooth na disenyo).<\/li>\n<li><strong>Iwasan ang common factors<\/strong> \u2014 iwasan ang mga paring tulad ng 20:60 (GCD = 20).<\/li>\n<li><strong>Magandang halimbawa ng mga pares:<\/strong> 17:51, 19:57, 23:69 (lahat GCD = 1).<\/li>\n<li><strong>Trade-off:<\/strong> ang hadlang ay maaaring bahagyang limitahan ang mga available na gear ratio.<\/li>\n<\/ul>\n<h3>Kapag katanggap-tanggap ang non-hunting<\/h3>\n<ul>\n<li>Mga aplikasyon na may mababang load kung saan hindi kritikal ang pagkasira.<\/li>\n<li>Mga karaniwang gear set kung saan mandatory ang eksaktong ratio.<\/li>\n<li>Short-life applications, kung saan ang wear distribution ay mas kaunti ang kabuluhan.<\/li>\n<li>Kung saan ang mga kalamangan sa pagmamanupaktura ay mas malaki kaysa sa parusa ng pagkasira.<\/li>\n<\/ul>\n<h2>7. Kaugnayan sa Iba Pang Mga Frequency ng Gear<\/h2>\n<h3>Ang hierarchy ng frequency sa isang gearbox<\/h3>\n<ul>\n<li><strong>Shaft speeds:<\/strong> 1\u00d7 for input and output \u2014 the lowest rotational frequencies.<\/li>\n<li><strong>HTF:<\/strong> normally the lowest frequency of all \u2014 a small fraction of shaft speed in a hunting design (GCD = 1), and never higher than the slower shaft speed even in a non-hunting one.<\/li>\n<li><strong>GMF:<\/strong> bilang ng ngipin \u00d7 shaft speed \u2014 ang pinakamataas na pangunahing frequency.<\/li>\n<li><strong>GMF harmonics:<\/strong> 2\u00d7GMF, 3\u00d7GMF at iba pa, na nagmumula sa mesh non-linearities at <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/backlash\/\">backlash<\/a>.<\/li>\n<\/ul>\n<h3>Estratehiya sa sideband analysis<\/h3>\n<ul>\n<li>Sidebands sa shaft-speed spacing \u2192 isang eccentric gear o isang individual-tooth defect.<\/li>\n<li>Slow amplitude modulation (beating) at the HTF rate \u2192 a repeating tooth-pair issue, such as matched damage on both gears.<\/li>\n<li>No clear sidebands \u2192 general distributed <a href=\"https:\/\/vibromera.eu\/tl\/glossary\/gear-wear\/\">gear wear<\/a>, or simply a healthy gear.<\/li>\n<\/ul>\n<p>Ang hunting tooth frequency, bagaman isang banayad na aspeto ng gear dynamics, ay nagbibigay ng makapangyarihang impormasyon sa diagnostic. Ang pag-unawa sa pagkalkula ng HTF at pagkilala sa mga HTF sideband ay nagbibigay-daan sa analyst na tukuyin nang eksakto kung aling gear ang may depekto at kung ang problema ay isang sirang ngipin o isang mas laganap na kondisyon \u2014 na gumagabay sa mga naka-target at tiwak na desisyon sa pagpapanatili sa pagsasaayos ng gearbox.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/tl\/glossary\/\">\u2190 Bumalik sa Pangunahing Index<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Matutunan ang tungkol sa frequency ng lumalakbay na ngipin, ang mababang frequency na bahagi ng vibrasyon sa mga ngipin kung saan ang parehong ngipin ay paulit-ulit na nagsasama, na naglalantad ng mga depekto ng indibidwal na ngipin at eccentricity.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[114,109],"tags":[],"class_list":["post-139","glossary","type-glossary","status-publish","hentry","category-analysis","category-glossary"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/tl\/wp-json\/wp\/v2\/glossary\/139","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/tl\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/tl\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":2,"href":"https:\/\/vibromera.eu\/tl\/wp-json\/wp\/v2\/glossary\/139\/revisions"}],"predecessor-version":[{"id":102037,"href":"https:\/\/vibromera.eu\/tl\/wp-json\/wp\/v2\/glossary\/139\/revisions\/102037"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/tl\/wp-json\/wp\/v2\/media?parent=139"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/tl\/wp-json\/wp\/v2\/categories?post=139"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/tl\/wp-json\/wp\/v2\/tags?post=139"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}