Institute Newton C. Braga

Circuit Bench

FSK Circuit (CB25781E)
This frequency shift modulation circuit was found in the November 1994 issue of Electronics Now...
455 kHz generator (CB21578E)
This 455 kHz IF calibration circuit uses a 4,096 MHz crystal. The circuit can be powered by...
Phase Shift Oscillator (CB4373E)
This circuit was found in an English magazine from 1973. The magazine no longer exists, but the...