POSITION 4 - MANUAL MORSE
Detailed purpose of position: ?
The following equipment was used in this position:
Co-ordinate Quantity Model Number Description Comments 4 1 AN/BRD-6B DF set 1 R-175A Recorder Need info 1 R-390A/URR Receiver 2 to 32 MHz 2 ? Audio Selector Panels 1 ? Audio Patch Panel
Co-ordinate Quantity Model Number Description Comments 4A 1 S-9903D Speaker by CEI 1 C-6193/SRA-17C Antenna Control Unit 14 KHz to 600 KHz 1 EECO 869-6 Remote Time Display Unit Input either parallel or serial time code. Electronic Engineering Company of California.
1 R-390A/URR Receiver 2 to 32 MHz 1 CEI Type 351 VLF/LF Receiver 1 to 600 KHz 1 ? Telegraphic Typewriter
The NSA Damage Assessment report indicated what equipment was destroyed and what was damaged. This is the actual view of the equipment at coordinates 4 and 4A. Legend Crosshatch = destroyed; Grid = damaged.
This image shows the layout of the equipment in each rack for co-ordinates 4 and 4A
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Contributors or Credits:
1) NSA Damage Assessment Report Pages 21 to 24 https://www.nsa.gov/news-features/declassified-documents/uss-pueblo/assets/files/damage-assessments/
2) R390 image courtesy Radiomuseum.org