Foundations Of Amateur Radio

Foundations of Amateur Radio You know when you walk down the street and you lift your foot and all of a sudden you realise that you stepped in something and now it's stuck to your shoe? I had that feeling during the week. Last week I mentioned that I had purchased a TCXO, a Temperature Controlled External Oscillator. Lowell NE4EB set me straight by pointing out that XO stood for crystal and that TCXO stood for Temperature Compensated Crystal Oscillator, which then lead me on a merry goose-chase trying to learn about all that. I mention this because while the stickiness on my shoe kept me busy, it also highlighted that I'm still a babe in the woods on a steep learning curve to knowledge with some roadblocks, diversions and potholes along the way. That reminds me, if you ever feel the urge to pull me up on something I've said, you can email me via my callsign at gmail.com. So, how does this Temperature Compensated Crystal Oscillator actually work? Without getting into the circuitry behind the scenes, as