This circuit was obtained in a 1967 General Electric manual. The circuit applies to other triacs. The other components are common today. The load is inductive.
Using the LM0101 IC this amplifier was found in October 1982 Radio Electronics magazine. The...
This symmetrical power supply uses regulators from the 78xx and 79xx series and can be adapted to supply...
This variable frequency oscillator (VFO or OFV) was obtained in an old Motorola documentation. The integrated...