Found in a 90s Elektor, this mixer makes use of integrated circuits of the time. The supply must be symmetrical at 15 V.
We found this circuit in the February 1987 issue of Radio Electronics magazine. It is based on an...
This circuit is from an Argentine publication from the 1970s but can still be assembled with...
We found this circuit in a publication from the 90's. The circuit is used with sinusoidal...