Archive for date: March 31, 2011

555 Astable Multivibrator as an AM Transmitter

March 31, 2011 | Amateur Radio, electronics, My Projects | By: Mark VandeWettering

I mostly avoided the siren song of the 555 timer that seemed to echo through the blogiverse during the recent 555 contest, but when I was out and about last weekend, I picked up 10 of them from Anchor Electronics, and they have been taunting me from the shelf ever since. So, last night I […]

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Amazing small machining site…

March 31, 2011 | Amateur Radio | By: Mark VandeWettering

Back when I was into building telescopes (something I haven’t done very much of in the last few years) I developed a desire to try some machining. I managed to pick up a 6″ Atlas mini lathe. And… well.. I’ve done very little. It’s sitting on my workbench in the garage. This website demonstrates some […]

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