SCR-536
The SCR-536 (also referred to as the BC-611) 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". == History == The SCR-536 is often considered the first of modern hand-held, self-contained, "handie talkie" transceivers (two-way radios).