3 ms·
It only works with CRT TVs though. It's a 15khz tone, due to magnetostriction in the flyback transformer: https://en.wikipedia.org/wiki/Flyback_transformer http
by aaaaaaaaaaab 5y ago
It only works with CRT TVs though. It's a 15khz tone, due to magnetostriction in the flyback transformer: https://en.wikipedia.org/wiki/Flyback_transformer https://en.wikipedia.org/wiki/Flyback_transformer