[ICOM] AG-25 Pre-amp

[Michael P. Olbrisch]

> -----Original Message-----
> From: icom-bounces at mailman.qth.net 
> [mailto:icom-bounces at mailman.qth.net] On Behalf Of Frank A. Ellis
> Sent: Wednesday, April 20, 2005 10:51 PM
> To: ICOM Reflector
> Subject: RE: [ICOM] AG-25 Pre-amp
> 
> Hi Fred,
> 
> The AG-25 uses the same circuit as is used in the
> internal version of this preamp, the IC-AG20.
> 
> The active device is a 3SK121 dual-gate GaAs FET. 

I replaced one of them for a local 1/2 blind old timer here.  I cannot
remember much about it, except that it was a ROYAL pain, and I wouldn't look
forward to doing it again!

Mike.  KD9KC
El Paso, TX.