To: | topband <topband@contesting.com> |
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Subject: | Re: Topband: pHEMT and MOSFET preamps and 1/f noise on 160 meters |
From: | Mike Waters <mikewate@gmail.com> |
Date: | Tue, 22 Sep 2015 18:37:23 -0500 |
List-post: | <topband@contesting.com">mailto:topband@contesting.com> |
The NE46134 / 2SC4536 is part of that family. What do you think of it, Rick? www.mouser.com/ds/2/286/ne46134-607377.pdf 73, Mike www.w0btu.com On Tue, Sep 22, 2015 at 4:45 PM, Richard (Rick) Karlquist < richard@karlquist.com> wrote: > The 2N5109 is part of the 2N3866 family. What was special about those > devices was low base spreading resistance, maybe 5 ohms or so. This > parameter, along with HF current gain, determines NF. The big geometry > should give better dynamic range and linearity. > _________________ Topband Reflector Archives - http://www.contesting.com/_topband |
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