This protection circuit trips by quickly blowing the fuse in the event of an overcurrent. The circuit is from a 1964 Electgronic Design. The transistor can be general-purpose.
This application of the RCA integrated circuit released at the time was found in the August 1970...
These basic filters, the second one being operational, were published in the November 1973 issue of...
This circuit adds the voltage from the secondary of a transformer to an outlet connected to the...