31 Jul '14, 2am

A Dead Simple, Well Constructed FM Transmitter

A Dead Simple, Well Constructed FM Transmitter

Nice! I remember when circuits like this were very common in electronics magazines. It’s good to see it here! Something I have been wondering for a while is if one of these simple 2 or 3 transistor FM transmitter designs could be adapted for APRS. It would have to have it’s frequency raised (144.39 in North America) and it would have to have it’s modulation changed to NFM instead of WFM. I suspect range wouldn’t be a problem due to altitude. I’m pretty sure that wouldn’t be too hard for someone with just a bit more knowledge than myself. What I don’t know is if thre frequency would be stable enough. I’ve thought about digging up one of my old magazines and trying it but I’m not quite knowledgable to do the conversion yet. I’ve wanted to see someone do this for quite a while now. I think it would be useful for things such as near space balloons. I met someone at a maker ‘sh...

Full article: http://hackaday.com/2014/07/30/a-dead-simple-well-constru...

Tweets

"The Ultimate FM Transmitter (Long Range Spybug)"

"The Ultimate FM Transmitter (Long Range Spybug)"

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