>How do you operate QSK with that kind of setup ?
I don't operate QSK but I am sure there are QSK ways of protecting
preamps. This is a question for the QRO CW DX folks.
Rob
K5UJ
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Searchable Archives: http://www.contesting.com/_topband - Topband Reflector
Date: Wed, 8 Nov 2023 06:12:07 -0600
From: Rob Atkinson
To: topband@contesting.com
Subject: Topband: ICE Model 135B Preamp
http://www.contesting.com/_topband - Topband Reflector
On those ICE preamps, check the small dipped inductors, because they
can blow open if the preamp is exposed to a high enough RF field. If
your preamp is on a rx antenna and you are transmitting with ham QRO
nearby that's enough to do it. IIRC powering down the preamp isn't
enough. It has to be
Does anyone know the active element or have a schematic for the ICE 135B preamp
? I really like this preamp and bought it years ago (for about 50 bucks). It is
no longer working and suspect the FET (?) is blown.
73, Jamie
WB4YDL
Sent from my iPad
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