[amsat-bb] Still trying to repair a Mirage KP-2 2 meter preamp
llryan807 at gmail.com
Fri Feb 19 00:10:44 UTC 2016
I am trying to repair a Mirage KP-2 series mast-mount 2M preamp. It is
quite old. Also, I have the companion bias-tee or Control Box as Mirage
It comes in a black plastic box with the hardware to mount it on a mast.
Testing indicates the relay works and some transistors have a voltage.
Unfortunately testing also indicates its an attenuator. I think it has a
The small round gasfet has 4 leads and has the following markings on top:
The PCB is marked KP1&2 Rev B. The
Have any of you repaired a KP-2 2M preamp?
Do any of you have a schematic diagram of this preamp?
Do any of you know the part number of the gasfet transistor? (I'm thinking
its the problem)
Any help would be appreciated.
Thanks & 73, Larry W7DGP
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