This circuit was found in the December 1984 issue of Radio Electronics magazine. The circuit has a control voltage range of -15 to 0 V requiring a symmetrical source.
An oscillator that uses two gates is not suitable for critical applications, as it tends to pick...
We found this circuit in a 1991 Hobbyst Electronics. The circuit makes use of an unusual...
We found this circuit in a 1982 documentation. An intercom to be good must be sensitive and have...