Mar 3, 2025 · Complete with batteries, antenna, transmitter, receiver - and handset in one case. The BC-611 is a handheld radio commonly known as the first "Handi Talkie" To remove the circuits from the case for service" Pull the radio out from the bottom.

BC-611 on display at National Cryptologic Museum. The SCR-536 was a hand-held radio transceiver used by the US Army Signal Corps in World War II. It is popularly referred to as a walkie talkie, although it was originally designated a "handie talkie". [1]

Jun 7, 2022 · BC-611, also known as SCR-536, 1 handy talkie or walkie talkie, was a valve-based hand-held two-way radio transceiver, developed in 1940 by Don Mitchell at Galvin Manufacturing (now: Motorola) for the US Army.

Model: SCR-536 Radio Set BC-611 - MILITARY U.S. different makers; Shape; Miscellaneous shapes - described under notes. Dimensions (WHD) 80 x 320 x 90 mm / 3.1 x 12.6 x 3.5 inch; Notes; The first ever made AM "Handy-Talky", for the US-Service. One channel xtal-operation in the range 3.5 - 5.995 MHz. Variants -A to -F.

SCR-536/BC-611-F Freq range: 3.5-6 Mhz AM, 40 KHz channel spacing 1 channel crystal controlled Transmit power 36 mw receive sensitivity 3 to 5 microvolts internal AN-190 antenna internal handset with jacks for external hi Z mic/spkr [note: the jacks are connected to the grid and plates of the audio tubes.

The BC-611 was a hand-held radio transceiver used by the US Army Signal Corps in World War II. Under the Army Nomenclature System, the BC-611 transceiver was the core component of the SCR-536 Signal Corps Radio set.

The BC-611 was invented by Donald H. Mitchell. He worked for Galvin for some years prior to W.W. II. Their main products were radios for cars. The Victrola was a very popular item and so they named one of radios a Motorola meaning Motoring-ola, i.e. a …

BC-611 range was 1 mile line of sight over land, 3 miles line of sight over water, and maybe only a few hundred feet in terrain 10). The RF output power for the BC-611 was only 0.027W. This...

Early in World War Two the U. S. Military recognized a real need for a communication device for ground troops that was portable and easy to use with moderate range. The BC-611 two-way radio design was selected to fill this need and the requirements met those requested.

Lovely and original WWII BC-611-F walkie talkie radio receiver and transmitter. Looks to be complete and in super condition still with its dustcaps. Antenna is present and fully extends. All internal components seem intact. Complete with canvas carry strap, not tested. Produced by the Galvin MFG Corperation in Chicago. Very…