mikey4410 Posted August 9, 2013 Share Posted August 9, 2013 http://www.ebay.co.uk/itm/Kit-Cars-Knock-Det-Alarm-Engine-Detonation-Detector-Visual-LED-Alarm-/190874332529?pt=UK_CarsParts_Vehicles_CarParts_SM&hash=item2c70ff2d71 Quote Link to post Share on other sites
AdamB Posted August 9, 2013 Share Posted August 9, 2013 (edited) Can make your own for a few quid mate, you just need a Piezo element.Me and Grant where talking about this on another thread before. Edited August 9, 2013 by AdamB Quote Link to post Share on other sites
mikey4410 Posted August 10, 2013 Author Share Posted August 10, 2013 http://www.autospeed.com/cms/article.html?&A=0353 Quote Link to post Share on other sites
AdamB Posted August 11, 2013 Share Posted August 11, 2013 The problem is with that is you can't adjust the frequency, so you could end up picking up electrical interference etc. Quote Link to post Share on other sites
Recommended Posts
Join the conversation
You can post now and register later. If you have an account, sign in now to post with your account.