Active with the output at the high level, this oscillator was found in November 1984 Radio Electronics magazine. The supply can be between 3 and 12 V and the output signal is rectangular.
This Schimitt trigger with MOS transistors was found in an old American documentation. Modern...
This circuit, found in a 1979 documentation, consists of a small inverter that applies a voltage to...
This circuit was found in a 1969 Mullard documentation. Used transistors can be replaced with...