Beacon with PUTs (CB9788E)

This circuit was found in old documentation, appearing in several ways in this section. PUTs are not currently common components.

| Clique na imagem para ampliar |

Negative Regulator 723 (CB5463E)
The basis of this circuit is the 723, an old integrated circuit not easier to find these days. The...
6 500 Gain Amplifier (CB6642E)
Found in Philips documentation from 1968 this circuit operates at frequencies up to 10 MHz with 76...
XTAL Overtone Oscillator (CB12702E)
The circuit of the figure operates in an overtone of the crystal frequency, that is, in the...