This 100 kHz oscillator was found in a 1966 Motorola publication. The transistors are of types suitable for the generated frequency and L1 / C1 depend on that frequency.
This is the traditional version of a neon flasher, found in a 2004 documentation. The capacitor...
This circuit of an Electronics Now from the 90's produces an intelligent direction signal that has...
This circuit makes use of a PLL 567 to invert the phase of a signal, ie to change it from 0 to 180...