This stereo meter-indicator was found in the August 1971 issue of Radio Electronics magazine. The transistors are known types and BC548 equivalents can be used.
This monostable circuit uses one of the two flip-flops available on the CMOS 4098 integrated...
The purpose of this circuit is to keep the other phones on the same line muted when one is used....
Found in Analog Devices documentation, this circuit is used in measurement bridges to linearize the...