Found in a 1968 Motorola documentation, this circuit operates at 1 kHz and can deliver 20 V from 12 V. Transistors support modern equivalents.
Found in a 1970's Radio Electronics, this circuit uses a triac to switch loads on the AC network. This...
This driver for audio signals using the TAA435 integrated circuit was found in Philips 1968...
This circuit of an Electronics Hobbyists Handbook uses a different configuration for a triac. The...