Institute Newton C. Braga

Circuit Bench

9-Bit DAC (CB15413E)
This 9-bit DAC circuit was found in the RCA CMOS integrated circuits manual of the 1970s. The...
Ammeter 7107 (CB25986E)
The figure shows how to measure current with a 3 ½ digit 7107 meter described in Electronics Now...
Squarer Oscillator LM139 (CB4008E)
This traditional configuration that any Series 139 comparator can use is found in the 1990...