Original War Department Technical Manual TM 11-235, Radio Sets SCR-536-A, -B, -C, -D, -E, and -F, dated May 1945. Printed by the United States Government Printing Office, Washington, 1945. This is an original wartime printing, not a reprint, a reproduction, or a scan on disc. WHAT IT COVERS The SCR-536 is the radio set built around the BC-611 transceiver, the hand-held unit universally known as the Handie-Talkie and the most recognizable American radio of the Second World War. The set is a five-tube, low-power, dry-battery-operated receiver and transmitter for amplitude-modulated two-way communication over short distances, designed above all for portability and intended for foot combat troops. This May 1945 edition is the final wartime revision. Its title page records that it supersedes the 14 May 1943 edition together with Changes 1 and 2 and eight technical bulletins issued between May 1944 and January 1945, so it consolidates the full wartime development of the set into one...