Sawtooth- or exponential-ramp relaxation oscillators are common and generally easy to build. However sometimes a cleaner waveform is desired, and generators of even-symmetric waveforms are a bit more ...
Rail-to-rail input and output (RRIO) op amps, both FET and BJT, have been around for a long time, but the possibilities they provide for versatile waveshape generation with simple circuits can still ...
It’s always a pleasure to find a hardware hacker who you haven’t seen before, and page back through their work. [Bettina ...
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