7400 Oscillator (CB25015E)

This is one of the many 7400 oscillators we have in our circuit bank. It is crystal controlled and must be powered with a voltage of 5 V.

| Clique na imagem para ampliar |

FET Follower (CB6132E)
This 1967 Electronics World circuit is suitable for frequencies up to 1 MHz. The setting applies...
Hearing Aid Amplifier (CB6206E)
This circuit was found in a Philips documentation from 1966. The circuit provides 1 mW with a...
Silicon diode tester (CB23829E)
We found this test circuit in Radio Electronics magazine from July 1962. The circuit uses...