DIY Detonation Detection (good article)

[nigma]

i haven't seen anyone posting this link so it should not be repost
this is article on how to construct detonation detection device for ~20$

http://www.autospeed.com/cms/article.html?&A=0353

 

[CBgst]

I might try to make one those. That looks pretty neat. It might be useful in phatom knock cases. That's my 2 cents.

 

[dsmturboawd]

best thing us 2g guys got for the buck.