The figure shows a remote-control receiver working the 27 MHz band, very popular in the 60’s. The circuit us from a February 1961 Radio Electronics magazine.
We found this circuit in a 1968 Hughes publication. The components are from the era and can be...
The circuit presented is from the Linear Applications Handbook of the National Semiconductor of...
We found this electronic analog multimeter in a 1998 documentation. What sets it apart from...