Saw tooth converter (CB8930E)

Found in a 1969 EEE, this circuit converts input pulses into linear sawtooth signals, as shown in the graphs beside the diagram.

| Clique na imagem para ampliar |

Dimmer (CB5270E)
This dimmer for incandescent lamps was obtained from an American 1990s documentation. The circuit...
Binary to decimal decoder using transistors (CB6588E)
We found this decoder in a 1966 General Electric publication. It makes use of general purpose...
Temperature Dependent Oscillator (CB931E)
The frequency produced by this oscillator depends on the temperatire sensed by a thermistor. The...