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Author Topic: FL-2100b bias location..  (Read 211 times)
K6REA
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« on: August 20, 2019, 04:11:34 PM »

Hey guys,
Does anyone have a picture of where the bias adjustment is for the finals in this yaesu amplifier?

Thanks,
Kevin Rea
K6REA
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W1QJ
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« Reply #1 on: August 20, 2019, 04:49:57 PM »

There is no adjustment that I low of.
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WA7PRC
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« Reply #2 on: August 20, 2019, 08:40:03 PM »

R4 is an adjustable wirewound resistor on the bottom, center-front, next to the end of the PA shield (opposite L1b).
In this photo, it's the green 30Ω/10W wirewound resistor mounted on brackets:
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