Relaxation oscillator using a Thyratron (T426E)

This oscillating circuit for a frequency of 588 KHz was found in a book on electronic designs with modern tubes.

Sine Inverter 100 W x 60 Hz (CB20079E)
This sophisticated circuit is from a 1975 documentation. The components are from the time and the...
Switching Regulator (CB14060E)
The circuit presented is from a 1972 RCA technical documentation. The integrated circuit consists of a...
Decoder For Stereo TV (CB16034E)
This circuit, suggested by National Semiconductor, decodes audio signals from stereo TV...