Institute Newton C. Braga

Circuit Bench

Adafruit Raspberry Pi Perma Proto PCB Kits
Adafruit Raspberry Pi Perma Proto PCB Kits Adafruit kits are available from Mouser Electronics...
Mixer with FET Operational (CB1291E)
This circuit with 5 times gain was found in European documentation from the 1980s. The input and...
1.4 kHz Double T Filter Passes Range with the 741 (CB1455E)
This circuit was found in a 1977 Radio Shack documentation. The circuit is tuned to 1.4 kHz, but...