Coolest-looking set EVAH.
Irwin Allen was really good with those flashing lights and reel to reel magnetic tapes.
And the electronics had to burn up with lots of sparks and smoke at least once per episode.
They always to manage to transfer Doug and Tony out just in the nick of time, at the end of each show.
The panels with the flashing lights - or at least those on the extreme right of the frame - are from the ANFSQ-7 computer used in the SAGE system.
As the USAF switched to a transistorized of that computer, the vacuum-tube powered units became surplus.
The training center for the programmers who worked on the system was in Santa Monica, which probably had something to do with why the old equipment showed up on movie sets.
The relatively big TV monitor with the Lissajous figure was not part of the Q-7. Neither were the vertical tape drives, although they were used in vast numbers by various military programs of that time.