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Collins 516F-2 power supply. Fix the strain relief Bundy clasp on the outgoing power supply cord
On a stock collins power supply the bundy strain relief should be in contact with the gray plastic insulation of the multi-wire outgoing power cord to the transmitter.
Collins 516F-2 power supply add BIAS rectifier diode & verify correct BIAS setting – voltage range.
BIAS voltage must go from about -90 volts down to -50 or so settable via the BIAS Adjustment screwdriver slotted pot on top back of power supply.
Ameritron Al-80b Repair, Modifications, 20 Meter Test, Meter Board Issue, New Filter Caps Etc Etc
Here I show the repair and mods on another Ameritron Al-80b Enjoy.
Misc stuff and information.
Collins 516F-2 power supply running 32S-1 transmitter no rectifier tubes 950 VDC plate 375 VDC B+
Collins 516F-2 power supply. Added rectifier diodes. Trying to bring power supply wiring to factory
The previous owners had strange connections in the power supply. They had a blown out resistor, and the lower B+ supply was not even being powered. So I traced the war out as in this video to show you how…
Collins 516F-2 power supply. Jumped out tube rectifiers with 3A 1000PIV diodes in series
I keep calling diodes capacitors. Not sure why. Tired I suppose.
Best Power Amplifiers 2025: Budget to Absolute Best – Top Amplifiers of the Decade | Hi-Fi | Audio
Discover the ultimate guide to the top-rated power amplifiers of 2025, ranked from affordable workhorses to cost-no-object marvels. Whether you’re shopping for a budget-friendly solid-state amp or a high-end monoblock powerhouse, this list covers cutting-edge Class A, AB, D, and…