SCR Steady Hand (CB22098E)

This “test your nerves” game was found in old documentation. The SCR can be of any sensitive type, for example series 106.

455kHz Oscillator (CB21137E)
This oscillator uses a small IF transformer taken from an old transistor radio. FET admits...
VCO (CB17580E)
This voltage-controlled oscillator uses an integrated circuit not common today. It can generate...
Current Regulator (CB6630E)
This circuit was found in Delco documentation from 1965. The transistor is of the time, but any...