5 ms·
These are much simpler. Usually just a 555 setup as a triangle wave generator connected to a series of voltage controlled oscillator chips with a small amp, one
by kieranl 5y ago
These are much simpler. Usually just a 555 setup as a triangle wave generator connected to a series of voltage controlled oscillator chips with a small amp, one per antenna.
- na85 5y agoOh wow, that's delightfully retro. I love 555 timers.