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500V 600W power supply for a 150W Stereo tube amplifier. PCB is fantastic, but A part selection revealed an issue with the heatsinks and since the PCB cost is so low I just rev the board and keep goi...
Final topology with changes for production circuits. These designs will be incorporated into a final motherboard for the tube amplifier and I like this topology best. PCBWay costs are fantastic allo...
A set of power supplies for a high power tube amplifier. These are +-15 and -70V supplies, a set of test circuits. The boards as always are excellent and arrived quickly. No issues, but I already s...
Good meter, only nit picks are it beeps a lot before auto-shutoff and I would like the backlight to stay on longer. Still it works absolutely fine.
Another revision of these supplies, the price is so good here I don't mind a few iterations as I try different topologies. All my circuits have worked so far, but the cost makes it easy to experiment...