Originally Posted By: Rick in PA
Originally Posted By: tig1
They are great for noise coming from alt, water pump, ps pump, etc.
+1 Also, a simple piece of tubing, held to the ear, makes a good "poor man's" stethoscope.
Speaking of poor man. Go to HF and their's(mechanics stethoscope) is less than $5. I got mine there and it works fine.