This circuit is from an old Electroics Now. Its purpose is to protect the fax and modem lines of two computers of the time. Suppressors are types of the time.
This circuit was found in a Popular Electronics of the 90s. It operates a third brake light that...
September 2015 – It can be found at Mouser Electronics the new drivers of high voltage LEDs HV9805 from...
We found this circuit in documentation from the 1970s; The circuit uses Japanese transistors of...