[Icom] SM-20

[Matt Erickson]

This has not been the first time I've seen this request, but nobody ever 
finds one. Try my pre-amp circuit instead. www.qsl.net/kk5dr

73 de Matt KK5DR

At 05:44 PM 10/2/02 -0400, you wrote:
>Hi Everyone,
>
>I am looking for a schematic for the  Icom SM-20 microphone amplifier
>circuit.  The standard SM-20 User Manual (a single sheet enclosed with the
>microphone) does not include a schematic drawing.
>
>Anyone have one to share or source?
>
>The list earlier last month was to a source for the manual with no schematic
>as I recall.
>
>I find my SM-20 and IC756Pro II to be the almost perfect SSB match up. Would
>like to try to homebrew the mic amp circuit for use with my homemade
>electret
>condenser mic headset.
>
>Thanks for any help in advance.
>
>
>783 de N1LQ-Dave
>
>
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