[SignalOne] Re: Driver problem

Wed, 18 Dec 2002 20:11:49 +0000

At 18:32 2002-12-18, W2AGN wrote:
>What am I missing?

Exact measurements.

Each transistor dc, E, B, and C.

Driver input level, mVpp.

RF levels, each transistor, in and out, mVpp. Also IC.

Driver output level, mVpp.

IC measurements, ALC potentiometer setting.
Variation in driver output with changes in
potentiometer setting.

PA bias, idle current, screen voltage.

PA grid drive, mVpp.

73,

Mark, K5AM    DM62ni

-----
Mark Mandelkern
Las Cruces, New Mexico, USA
[email protected]
First callsign: W9ECV, Milwaukee, 1948.
10 band DXCC confirmed. 134 countries on 6 meters.
Homebrew station:
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