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/diy/ - Do It Yourself

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>> No.1960390 [View]
File: 1.19 MB, 4272x2848, IMG_8702.jpg [View same] [iqdb] [saucenao] [google]
1960390

I want to charge pump and 18.5VDC voltage source up to 70-100VDC. What do I use for switches? Power MOSFETS?

Pic unrelated.

>> No.1494152 [View]
File: 1.16 MB, 4272x2848, IMG_8702.jpg [View same] [iqdb] [saucenao] [google]
1494152

>>1494147
Whoa shit, PCBs? Thank you for pointing out the existence of these, I'd never heard of them before, thank you citizen.

I'd never done a point to point build and this was low parts count so I went for it. It doesn't look great but it is easy to work on and it works quite well. Normally I build amps with eyelet board because they are simple enough to do so with. The time and expense of designing a PCB, especially when you have to take into account routing heater and B+ so you don't get any noise is often not worth it.

I did use a PCB in part of my twin, the bias vary trem to minimize footprint but normally I stay away from them for the things I do.

>>1494149
Eat a dick and be glad you've never worked on any electronics from the days when point to point was the standard. I could show you rats nest nightmares beyond your wildest dreams.

Pic related is a tube phonograph and radio unit my neighbor brought me. This is a piece of consumer electronics from 1948, a Bendix Model 676B.

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