80 W Amplifier (CB8949E)

This National Semiconductor circuit uses integrated circuits that are uncommon today. The circuit was obtained in a 90s documentation.

| Clique na imagem para ampliar |

MOSFET Power Switch (CB11892E)
With this circuit it is possible to control a current of several amps, depending on Q1, from a low...
PUT Flasher (CB6264E)
Programmable unijunction transistors are not commonly used components today. This Popular...
Unijunction Free Oscillator (CB13330E)
This circuit has a waveform adjustment made with a potentiometer. C1 and R1 determine the base...