Use google and find lots of preamp ideas. http://www.google.com/

Example: http://www.qsl.net/yo5ofh/projects/preamp2.gif


"Andy" wrote in message
...
Hi all

I am looking for a diagram for an easy to build microphone preamp suitable
for the Icom SM-20 microphone. I am not pleased with the output on ssb
from
my Icom IC-706 MK1 (original).Any help with this would be great.

73 Andy - m1bep