Hammarlund Station with ZBZ 1963 Ad
HX-50 Transmitter, HXL-1 Linear Amplifier, HQ-170A Receiver, HK-1B Keyer

Hammarlund Manufacturing Company
53 West 23rd Street
New York 10, New York

Ad from Don Chesser W4KVX DX Magazine #188, March 23, 1963