Regulated Power Supply (CB25641E)

This power supply was found in the December 1993 issue of Electronics Now magazine. Power components must be provided with heat sinks.

| Clique na imagem para ampliar |

Shortwave Transmitter (CB20571E)
This small 3 transistor transmitter was found in an English publication from 1963. The coils must...
Missing Pulse Detector (CB6110E)
This circuit is from 1964 documentation but can be easily implemented based on current components....
Crystal Pierce Oscillator (CB1494E )
We obtained this circuit from the 1977 National Semiconductor FET Databook. The frequency depends only...