BD-78
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Images
Front view showing use of patching cords
Three-quarter view, showing Relay cover and cross-connecting terminal strip cover removed
Three-quarter view, showing side and bottom panels removed
Front section in open position and side, top and bottom panels removed.
Related files
BD-78 Instruction Book[1]- Instruction Book
- Switchboard
- BD-78
- December 15, 1935
References
- ↑ BD-78 Instruction Book,
- "US Army Technical Manual Collection,"
- from the CECOM Historical Office archive, Aberdeen Proving Ground, MD.
- CECOM Historical Office
- "US Army Technical Manual Collection,"