Raduino as NBFM TX

By Ashhar Farhan

Here is a neat, 30 minute hack for your Raduino to turn the Si5351 into a pretty stable, solid NBFM transmitter. The hack is to add a varactor diode in series with the reference crystal oscillator and drive it with audio. I used a very simple audio amplifier …read more

Source:: Bitx Hacks

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