PUT shift register (CB20719E)

This shift register was found in old documentation. PUT is not a common component today. The circuit is low speed.

Receiver without Power Supply (CB3838E)
The signal itself captured by the (long) antenna serves to feed this simple experimental circuit....
Voltage Level Switch (CB21463E)
This voltage level-triggered circuit was found in a 1969 Ferranti English documentation. Modern...
10 W amplifier TDA2006 2 (CB15243E)
This amplifier makes use of a simple 12 to 30 W source, having been found in the SGS manual of...