Current Amplifier (CB6136E)

This circuit was found in a British documentation from 1969. It can be implemented with modern transistors. The pass band is 6 MHz.

| Clique na imagem para ampliar |

Infrared receiver (CB6836E)
Found in old documentation, this circuit uses components that are still common on the market. The...
Balance Indicator (CB5021E)
This circuit is from the American magazine that no longer exists Science & Electronics,...
2 to 10 000 Hz Programmable Clock (CB6461E)
This circuit was found in a 1969 US documentation. It provides a signal that can be externally...