I am trying to build as many projects as possible with parts on-hand. I was originally going to build this interface using an opto-isolator and/or high voltage transistors. Last year I bought out the electronics estate of a two-way radio and stereo repairman. I found a Radio Shack reed relay amongst the stuff. I hooked it up with clip leads. Given that this is grid block (only about -35) and my speed is no more than about 15 wpm, I think it will work fine. Going to stick it in an Altoids tin with a battery holder and I will be good to go.
73..
Wednesday, September 03, 2008
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