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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*Topband\:\s+ICE\s+Model\s+135B\s+Preamp\s*$/: 4 ]

Total 4 documents matching your query.

1. Topband: ICE Model 135B Preamp (score: 1)
Author: "James C. Hall, MD" <heartdoc@nwtcc.com>
Date: Tue, 7 Nov 2023 18:08:45 -0600
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 (
/archives//html/Topband/2023-11/msg00040.html (6,341 bytes)

2. Topband: ICE Model 135B Preamp (score: 1)
Author: Rob Atkinson <ranchorobbo@gmail.com>
Date: Wed, 8 Nov 2023 06:12:07 -0600
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
/archives//html/Topband/2023-11/msg00042.html (6,634 bytes)

3. Topband: ICE Model 135B Preamp (score: 1)
Author: "jim.thom jim.thom@telus.net" <jim.thom@telus.net>
Date: Wed, 8 Nov 2023 16:52:25 -0800
<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 wi
/archives//html/Topband/2023-11/msg00046.html (7,480 bytes)

4. Topband: ICE Model 135B Preamp (score: 1)
Author: Rob Atkinson <ranchorobbo@gmail.com>
Date: Thu, 9 Nov 2023 04:51:48 -0600
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 _________________ Searchable Archives: http://www.contesting.com/_top
/archives//html/Topband/2023-11/msg00048.html (6,953 bytes)

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