This gain 10 CMOS op amp was found in the May 1993 issue of Electronics Now magazine. It is applicable to any op amp.
This SCS counter circuit was found in a 1964 General Electric documentation. The circuit has a...
This simple 1-transistor reflex receiver was published in Radio Electronics magazine in September 1959....
Operational amplifiers used in this 80's circuit is not very common today, but the setting can be...