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On Jan 19, 1:00*am, Bob wrote:
BV wrote: P.S. It's a linear amp i want to build 73 de OZ1BV, Brian A bit of advice: ..........a circuit without DC bias. *The Vbe max is only 4 Volts, which gives a useful hint! Hey OM, I don't thin so. The hint should be the input impedence is like less than 1 ohm. And although you may state that Vbe max is 4, that may apply in class C but not say class AB where the all yoiu will be doing is varying the current thru the base and the voltage will swing next to nothing, like a base swing current of 10 or more amps into the base impendence. So you can't find a good schematic for a linear, I suggest you get a good spice program, and a really big smith chart. I wouldn't use teflon board of any kind, when teflon burns it turns to mustard gas. 73 OM n8zu |
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