Amateur radio, RF design, electronics, uC, software, hacks, technology
PA0FRI and EA6AFJ has made some cool low power HF tube amps with the old and thrusty PL519. Here is a picture taken by EA6AFJ. This is actually a nice amplifier that should be quite easy to build for the experienced engineer and experimenter. The benefit of using lower anode voltages is that the tank [...]
Posted: February 22nd, 2012 under Amateur radio, Linear amplifiers.
Tags: EA6FJ, hf, linear amplifier, PA0FRI, PL519
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