This simple general-purpose transistor mixer was taken from an article in Electronics Now magazine in March 1994. You can choose a low-noise transistor such as the BC549.
This circuit was found in the March 1994 issue of Electronics Now magazine. The circuit uses a...
This 1965 General Electric circuit uses a "Thyrector" that is a suppressor of the time. The...
Originally in 1986, this circuit was developed to operate with microcomputers of the time like the...