Original February 1939 issue of Service: A Monthly Digest of Radio and Allied Maintenance, Vol. 8, No. 2. Features technical articles on early radio equipment, wireless record players, vacuum tubes, facsimile technology, television, and test equipment. Includes a striking period RCA Tube Tester advertisement. A desirable piece of pre-WWII radio and electronics history.
Original February 1939 issue of Service: A Monthly Digest of Radio and Allied Maintenance, Vol. 8, No. 2. Features technical articles on early radio equipment, wireless record players, vacuum tubes, facsimile technology, television, and test equipment. Includes a striking period RCA Tube Tester advertisement. A desirable piece of pre-WWII radio and electronics history.
