Suggested by General Electric in 1966 documentation, this circuit uses unusual components today. Observe the supply voltage for the Nixie indicator tubes.
Analog Devices AD7768 24-bit sigma-delta (Σ-Δ) ADCs include an Σ-Δ modulator and digital filter...
Found in a 1966 General Electric manual, this circuit provides a delay in starting. The motor is...
Found in a 300 Circuits from the 90s, this circuit can deliver a maximum current of 50 mA. The...