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1. [Amps] Triode metering circuitry (score: 1): Author: Byron Tatum <bjtatum1@att.net>; Date: Thu, 6 Jan 2022 02:19:04 +0000 (UTC); Hello- Possibly someone can shed some light on this for me. Previous years I built the K1AGB 144 Mhz 8877 stripline amplifier. I duplicated the QST article very closely and used the exact same mete; /archives//html/Amps/2022-01/msg00031.html (7,975 bytes)
2. Re: [Amps] Triode metering circuitry (score: 1): Author: MU 4CX250B <4cx250b@miamioh.edu>; Date: Wed, 5 Jan 2022 20:18:47 -0800; Hi Byron, the 7mA is not grid current, even though it shows on the grid current meter. I believe it rather is the bias current for the zener diode that sets the 8877 resting cathode (zero drive) curr; /archives//html/Amps/2022-01/msg00034.html (10,163 bytes)

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