The first Soviet remote controlled tank became a captured French tank "Renault". A series of tests it took place in the years 1929-30, but he has not ruled on the radio and on the cable. However, a year later he tested the domestic tank design - "MS-1" ( "T-18"). It manages the radio and moving at speeds up to 4 km / h, the team performed, "forward", "right", "left" and "stop". In the spring of 1932 remote control equipment "Bridge 1" (later - "River-1" and "River-2") was equipped with a two-towered tank "T-26". The tests were carried out of the tank in April at the Moscow himpoligone. According to their results it has been ordered production of the four teletanks and two control tanks. New control equipment made by employees Ostekhbyuro, allowed to perform for 16 teams.