"Richard Lamb" wrote in message
k.net...

Best tool available to the amateur is a variable speed strobe - Party
Light!

That way you can actually look and SEE what's happening.


Richard


I used to use a tool called a "Strobotach" which was a variable speed strobe
unit used for a non-contact tachometer.
Very useful for analyzeing periodic motions. :-)

Highflyer
Highflight Aviation Services
Pinckneyville Airport ( PJY )