Random neon (CB7082E)

This circuit causes the neon lamps in a set to flash randomly. Capacitors determine the speed of blinks. The supply must be made with high voltage.

| Clique na imagem para ampliar |

Target Shooting (CB18207E)
These simple weapon and target circuits with emitter and photoelectric sensor were found in a 1985...
Thermocouple amplifier (CB3938E)
We found this circuit in an old publication dealing with operational amplifiers. The circuit uses...
Thyratron Replacement (CB6560E)
Suggested by General Electric in a 1967 documentation, this circuit replaces the Thryraton tubes used at...