This voltage inverter circuit was found in a Mullard transistor manual from 1960. Information on the transformers was given. Transistors are germanium types.
This configuration was found in an American publication from the 90s. Operators admit equivalents just...
The circuit shown in the figure has basically the same configuration as any TTL oscillator, with...
This circuit with the PLL567 serves as a decoder for PWM modulated signals of frequencies up to...