Frequency Synthesizer 4046 (CB25257E)

We found this CMOS circuit based on the PLL4046 in the December 1989 issue of Radio Electronics magazine. The circuit is powered by a 9 V voltage.

| Clique na imagem para ampliar |

Direct shield for triac (CB5185E)
This shield circuit was found in an American publication from the 80's. The triac is of low...
White Noise Generator (CB12081E)
In this circuit of a 1978 publication, the noise generated at the collector-base junction of any...
Metronome or Electronic Drum (CB10001E)
This circuit is from a year 2000 documentation. It generates pulses as fast as a battery or as...