Audio Booster (CB6181E)

This reinforcing stages from a 1960s documentation. No information is given about the transformer and the transistor admits equivalents.

| Clique na imagem para ampliar |

Transformerless Power Supply (CB13003E)
In applications where there is no danger of any contact with live points in the circuit by the...
LM741 Second-Order Low-Pass Filter (CB25931E)
This circuit was found in the May 1989 issue of Radio Electronics magazine. The components can be...
Colpitts Oscillator (CB22386E)
The frequency of this oscillator is given by the coil and by C1/C2. The circuit supports any...