Low voltage dimmer (CB7855E)

This circuit was found in a 90s 303 Circuits. The circuit operates in a 200 Hz switching mode and the output current reaches 5 A.

| Clique na imagem para ampliar |

Variable Voltage Controlled Attenuator (CB4236E)
This circuit was obtained from an American 80's documentation. The balanced mixer can be shown in...
741 Oscillator (MSB009)
This circuit produces a square wave signal with the frequency determinated by R1 and C1. The upper limit...
10 Gain Amplifier LM3900 (CB5042E)
In the figure we have the circuit of an amplifier for alternating signals with 10 times gain,...