Category Archives: crystal oscillator

A Simple Science Fair AM Transmitter

A crystal radio is a common enough science fair project, but the problem is, there isn’t much on anymore. The answer is, of course, obvious: build your own AM transmitter, too. AM modulation isn’t that hard to do and [Science Buddies] has plans for how to build one with a …read more

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Posted in AM Transmitter, crystal oscillator, radio hacks, science fair | Leave a comment

A PIC And A Few Passives Support Breakout In Glorious NTSC Color

“Never Twice the Same Color” may be an apt pejorative, but supporting analog color TV in the 1950s without abandoning a huge installed base of black-and-white receivers was not an option, and at the end of the day the National Television Standards Committee did an admirable job working within the …read more

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Posted in chroma, classic hacks, color, composite, crystal oscillator, luminance, ntsc, PIC12F1572, video, video game, video hacks | Leave a comment