We found this circuit in a 1980s Motorola documentation. The circuit makes use of common operating and the voltage depends on the used type. The components are for a frequency of 500 Hz.
Found in a 90s American documentation, this circuit uses an integrated from the time that is...
This circuit controls the brightness of incandescent lamps up to 400 W for the TIC226 series...
This decorative object was found in a Signetics documentation from the 60s. The circuit uses neon...