Institute Newton C. Braga

Circuit Bench

5 MHz VFO (CB8640S)
Found in a 90s QST magazine, this circuit uses components from that time. No information is given...
OPA1612QDRQ1 Audio Amplifier (COM007E)
May 2016 - Mouser Electronics is sourcing the new high-performance audio amplifiers with bipolar...
Analog Divider (CB25586E)
This circuit was found in the July 1993 issue of Radio Electronics magazine. Based on an AD532, it...