This rare photo shows the “telephone box” used to control the TDR-1 in flight. The central joystick controlled attitude, and by dialing different numbers a series of pre-programmed commands could be sent. The circular display to the right contains a Block TV screen. (Courtesy of Maurice Schechter)
This rare photo shows the “telephone box” used to control the TDR-1 in flight. The central joystick controlled attitude, and by dialing different numbers a series of pre-programmed commands could be sent. The circular display to the right contains a Block TV screen. (Courtesy of Maurice Schechter)