From: Bjorn Brandstedt (super_deuce@hotmail.com)
Date: Thu Aug 19 2004 - 04:12:12 PDT
Thanks guys for your answers! I kind of knew about the stethoscope and was
more or less looking for electronic listining devices (like Alex suggested).
Thanks again to all that responded.
Bjorn
>From: Patrick Jankowiak <recycler@swbell.net>
>To: Bjorn Brandstedt <super_deuce@hotmail.com>
>CC: Military Vehicles Mailing List <mil-veh@mil-veh.org>
>Subject: Re: [MV] Diagnosing engine compartment noises
>Date: Wed, 18 Aug 2004 21:45:44 -0500
>
>I have used a bic pen body and a rubber vacuum hose. Put the pen body in
>the hose, and put the hose to the ear, and probe around for the noise. You
>will hear all kinds of things. This is how I determined where my
>ticking/squeaking noise was coming from. Not the head gaskets or
>pilot/throwout bearing as many did guess, but a vibration between the front
>fender and the body where a bolt was buggered up and missing.
>
>Bjorn Brandstedt wrote:
>>Is there such a thing as a highly directional microphone that can be used
>>for pinpointing sound sources within an engine compartment? Sometimes
>>it's hard to tell where a particular sound comes from. Being able to
>>isolate the sounds from each and every component could be very helpful.
>>Just thinking out loud.
>>Bjorn
>>
>>
>>
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