Institute Newton C. Braga

Circuit Bench

DC Multiplier using the 555 IC (CB1479E)
In the figure we have a very low current DC to DC converter using a 555. The circuit can have...
Voltage Controlled Amplifier (CB21325E)
Found in Analog Devices documentation, this circuit uses components from the time. Formulas for...
Fourth-Order High Pass Filter 741 (CB25597E)
This 100 Hz filter was found in the August 1993 issue of Electronics Now. The components can be...