Whirlwind In-Out Register Input Mixer
Massachusetts Institute of Technology (MIT)
||Handwritten on a white sticker at the back.
||Stamped in white on the left side of the back and on the front.
overall: 4 in x 26 in x 6 in
The record contains a thin rack with 34 BNC connectors on the front, not all are active. Some are wired to the phenolic board at the back. There are two vacuum tube sockets, one of which is empty.
Gift of the Digital Equipment Corporation