Posts tagged with: regulator

QLS QA-660 comes with a standard PCB mount multi-secondaries transformer. This is probably not a bad transformer, but most of the time I would be more comfortable with a separate transformer for some application. We need 12V and 17V. The...
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If you have a lot of old tubes, then this idea could be useful. I have planned to make this small device, but somehow quite lazy (ugh!). I think because I have Knight 600 and Hickok 539B which are quite...
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If you have read my previous entry about QLS QA-550 SD Card Player, probably you still remember that I plan to upgrade the clock. Well, finally my TentLabs Low Jitter 11.289 MHz clock has arrived. We are about to begin,...
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Today, I drill some acrylic and heatsink to mount the regulator PCB. What a tiring drilling job! Not too easy to drill a lot of holes on the heatsink, though (not included the wrong holes one!). Finally, the PCB could...
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I’m the middle of laziness… Actually I want to finish my Gainclone LM1875 project, but it will consume a lot of my brainpower 😉 But I don’t want to waste this weekend doing nothing. So I just test my Mini...
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Although Guido from TentLabs said his XO2 Reclock Module already equipped with “enough” power supply filtering, but I insist to use extra regulator. Double filtering should be better than one (I hope so). So here is a regulator module from...
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Due to parts shortage on some components, I can’t complete the assembly of my DIY project. So I just write down the idea on my scratch book. Here is the plan. For the filament/heater supply, I plan to use LT1083...
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