{"title":"Knock Detection Tools","description":null,"products":[{"product_id":"phormula-ks-4-knock-monitor","title":"Phormula KS-4 Knock Monitor | 0-5V Knock Datalogging \u0026 External Trigger","description":"\u003cp\u003e\u003cstrong\u003eMonitor, log and respond to engine knock.\u003c\/strong\u003e The Phormula KS-4 combines a live LCD knock display with audible and visual alerts. Its configurable 0–5 V analogue output lets compatible ECU, dyno or laptop inputs log knock activity alongside other tuning data. An external trigger can activate a suitable warning device or support a configured ECU strategy.\u003c\/p\u003e\u003ch2\u003eWhy choose the KS-4?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCurrent and maximum knock readings with bar graph and numeric LCD display\u003c\/li\u003e\n\u003cli\u003eAudible and visual knock warnings for in-car monitoring\u003c\/li\u003e\n\u003cli\u003eConfigurable 0–5 V output, with output rates up to 100 samples per second\u003c\/li\u003e\n\u003cli\u003eExternal trigger for a warning light or compatible control strategy\u003c\/li\u003e\n\u003cli\u003eConfigurable knock frequency from 6 to 9 kHz\u003c\/li\u003e\n\u003cli\u003eHandheld use or permanent dashboard mounting\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eKit contents and setup\u003c\/h2\u003e\u003cp\u003ePhormula lists a Bosch wideband knock sensor, 3 metre sensor cable, sensor plug, shielded signal cable, mounting kit and wiring loom with the KS-4. Mount the sensor to a suitable engine block location, route the cable away from electrical interference, and configure frequency, gain and alert thresholds for the engine. Check the \u003ca href=\"https:\/\/phormula.com\/product\/phormula-ks-4-knock-monitor\/\"\u003emanufacturer's KS-4 information\u003c\/a\u003e and installation manual before wiring outputs.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e tuners who want live warnings plus knock data in an ECU, dyno or logging workflow. For an LCD warning system without 0–5 V output, see the \u003ca href=\"\/products\/phormula-ks-3-knock-detection\"\u003eKS-3\u003c\/a\u003e. For audio listening as well as KS-4 logging, see the \u003ca href=\"\/products\/phormula-professional-tuning-solution\"\u003eProfessional Tuning Solution\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eLearn \u003ca href=\"\/blogs\/featured-brands\/why-real-knock-detection-matters-engine-tuning\"\u003ewhy real knock detection matters during engine tuning\u003c\/a\u003e, or \u003ca href=\"\/collections\/phormula\"\u003ecompare the Phormula range\u003c\/a\u003e. EDO Performance stocks Phormula in the USA and ships worldwide.\u003c\/p\u003e","brand":"Phormula","offers":[{"title":"Default Title","offer_id":37412534452378,"sku":"PHO-KS-4","price":549.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/2430\/products\/PHO-KS-4.jpg?v=1608749359"},{"product_id":"phormula-ks-pro-audio-knock-detection","title":"Phormula KS-Pro Audio Knock Detection Tool | Professional Det Cans Alternative","description":"\u003cp\u003e\u003cstrong\u003eHear engine knock while tuning.\u003c\/strong\u003e The Phormula KS-Pro is an amplified audio knock detection tool for dyno operators, professional tuners and experienced DIY calibrators. It is Phormula's electronic alternative to mechanical “det cans,” with clear sound, volume control and quick setup.\u003c\/p\u003e\u003ch2\u003eKS-Pro features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHigh quality audio amplifier for knock listening during mapping\u003c\/li\u003e\n\u003cli\u003eBosch wideband knock sensor and shielded 3 metre sensor cable\u003c\/li\u003e\n\u003cli\u003eRuggedised protective carry case for workshop use\u003c\/li\u003e\n\u003cli\u003eStandard 2.5 mm audio socket for a compatible headset or earpiece\u003c\/li\u003e\n\u003cli\u003eCan work alone or connect to a KS-3 or KS-4 with the appropriate interface kit\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhat's included:\u003c\/strong\u003e KS-Pro audio unit, Bosch knock sensor, sensor cable and carry case. Phormula headphones are a separate accessory. Confirm your headset connector and the current kit contents before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e listening for knock during ignition, boost and fuel calibration. Audio needs careful interpretation alongside AFR, temperature, load and other engine data. Review the \u003ca href=\"https:\/\/phormula.com\/product\/phormula-ks-pro-audio-knock-detection\/\"\u003emanufacturer's KS-Pro information\u003c\/a\u003e for setup and compatibility.\u003c\/p\u003e\u003cp\u003eWant audio plus a live display and 0–5 V logging? See the \u003ca href=\"\/products\/phormula-professional-tuning-solution\"\u003eProfessional Tuning Solution\u003c\/a\u003e. Read \u003ca href=\"\/blogs\/featured-brands\/why-real-knock-detection-matters-engine-tuning\"\u003ewhy real knock detection matters\u003c\/a\u003e or \u003ca href=\"\/collections\/phormula\"\u003ecompare all Phormula tools\u003c\/a\u003e. EDO Performance stocks Phormula in the USA and ships worldwide.\u003c\/p\u003e","brand":"Phormula","offers":[{"title":"Default Title","offer_id":37412630266010,"sku":"PHO-KSPRO","price":499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/2430\/products\/Phormula-KS-Pro-Knock-Detection-System.jpg?v=1608750663"},{"product_id":"phormula-ks-3-knock-detection","title":"Phormula KS-3 Knock Detection System | LCD Knock Monitor \u0026 Warning Gauge","description":"\u003cp\u003e\u003cstrong\u003eWatch engine knock levels in real time.\u003c\/strong\u003e The Phormula KS-3 is a knock monitoring and warning tool for a performance vehicle or tuning setup. Its LCD shows current and maximum knock readings, with a bar graph, numeric display, bright visual warning and audible alert.\u003c\/p\u003e\u003ch2\u003eKS-3 features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDedicated knock processing with live LCD knock gauge\u003c\/li\u003e\n\u003cli\u003eAudible and visual warnings for detected knock\u003c\/li\u003e\n\u003cli\u003eCurrent and maximum readings for quick comparison\u003c\/li\u003e\n\u003cli\u003eConfigurable frequency from 6 to 9 kHz\u003c\/li\u003e\n\u003cli\u003eHandheld operation or permanent dashboard mounting\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhat's included:\u003c\/strong\u003e KS-3 unit, Bosch knock sensor kit, shielded signal cable, mounting pads and 12 V power adapter. Phormula describes the sensor cable as 3 metres. Follow the \u003ca href=\"https:\/\/phormula.com\/instruction-manuals\/\"\u003eKS-3 instruction manual\u003c\/a\u003e when mounting and configuring the system. A clean baseline and correct sensor placement are important for meaningful readings.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e drivers and tuners who need a visible knock gauge and warning system. If you need a configurable 0–5 V output for ECU or dyno logging, choose the \u003ca href=\"\/products\/phormula-ks-4-knock-monitor\"\u003eKS-4\u003c\/a\u003e. If you need to listen while mapping, consider the \u003ca href=\"\/products\/phormula-ks-pro-audio-knock-detection\"\u003eKS-Pro\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eRead \u003ca href=\"\/blogs\/featured-brands\/why-real-knock-detection-matters-engine-tuning\"\u003ewhy real knock detection matters\u003c\/a\u003e or \u003ca href=\"\/collections\/phormula\"\u003ecompare Phormula systems\u003c\/a\u003e. EDO Performance stocks Phormula in the USA and ships worldwide.\u003c\/p\u003e","brand":"Phormula","offers":[{"title":"Default Title","offer_id":37412739448986,"sku":"PHO-KS-3","price":499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/2430\/products\/PHO-KS-3.jpg?v=1608752716"},{"product_id":"phormula-professional-tuning-solution","title":"Phormula Professional Tuning Solution Knock Detection System | KS-Pro + KS-4","description":"\u003cp\u003e\u003cstrong\u003eHear, see and log knock in one tuning workflow.\u003c\/strong\u003e The Phormula Professional Tuning Solution combines the \u003ca href=\"\/products\/phormula-ks-pro-audio-knock-detection\"\u003eKS-Pro audio knock detector\u003c\/a\u003e with the \u003ca href=\"\/products\/phormula-ks-4-knock-monitor\"\u003eKS-4 digital knock monitor\u003c\/a\u003e. Listen during mapping, view live levels on the KS-4 LCD, and use its configurable 0–5 V output to record knock activity with a compatible ECU, dyno or laptop logger.\u003c\/p\u003e\u003ch2\u003eDesigned for professional tuning\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eKS-Pro amplified audio listening during dyno runs and calibration\u003c\/li\u003e\n\u003cli\u003eKS-4 LCD display, audible and visual alerts\u003c\/li\u003e\n\u003cli\u003e0–5 V analogue output for knock data logging\u003c\/li\u003e\n\u003cli\u003eKS-4 external trigger for a suitable warning device or configured strategy\u003c\/li\u003e\n\u003cli\u003eIncluded interface kit links the tools through a single installed sensor\u003c\/li\u003e\n\u003cli\u003eKS-4 can remain in a vehicle for ongoing monitoring after mapping\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhat's included:\u003c\/strong\u003e KS-4, KS-Pro, interface kit, two Bosch knock sensors and 3 metre sensor cables, according to \u003ca href=\"https:\/\/phormula.com\/product\/phormula-professional-tuning-solution\/\"\u003ePhormula's kit listing\u003c\/a\u003e. The twin sensor cable and Phormula headphones are optional accessories.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e workshops and tuners who want to correlate what they hear with visible knock readings, RPM, boost and ignition data. Set up the sensor and both tools according to Phormula's manuals and use knock data alongside the rest of the engine's measurements.\u003c\/p\u003e\u003cp\u003eRead \u003ca href=\"\/blogs\/featured-brands\/why-real-knock-detection-matters-engine-tuning\"\u003ewhy real knock detection matters\u003c\/a\u003e or \u003ca href=\"\/collections\/phormula\"\u003ecompare the four Phormula options\u003c\/a\u003e. EDO Performance stocks Phormula in the USA and ships worldwide.\u003c\/p\u003e","brand":"Phormula","offers":[{"title":"Default Title","offer_id":37412764024986,"sku":"PHO-PRO TUNING SOLUTION","price":899.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/2430\/products\/Phormula-Professional-Tuning-Solution.jpg?v=1608753214"}],"url":"https:\/\/www.edoperformance.com\/collections\/knock-detection-tools.oembed","provider":"EDO Performance","version":"1.0","type":"link"}