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.

Binary Divider (CB6609E)
This circuit was obtained from a 1967 General Electric documentation. The circuit makes use of...
TTL Astable 7401 (CB19417E)
This configuration uses the 4 gates of a 7401 integrated circuit. The capacitors determine the...
60 Hz Rejector Filter (CB13588E)
This filter can be used to eliminate hum in sound equipment. Operational amplifiers can be 741 and...