This circuit was found in a 1965 General Electric documentation. It is intended for reception of the aviation strip, but inside an aircraft or nearby (which is now prohibited).
This circuit causes the relay to be energized when the input voltage exceeds the voltage value of...
The circuit we present is suggested by Linear Technologies (www.linear.com) and makes use of an...
Found in American documentation from the 90s, this circuit can be used as a shield with the...