Navy SB-1203/UG & SB-1210/UGQ Teletype patch panels

Navy ET manual info  -  thanks to Randy Guttery

SB-1203/UG is for black (unclassified) circuits, SB-1210/UGQ is for red (classified) circuits.

Scans from NAVSHIPS 95718

1203a-man-00.JPG (336135 bytes) 1203a-man-01.JPG (75526 bytes)
SB-1203A interconnection		 1203a-man-02.JPG (110982 bytes)
SB-1210A interconnection		 1203a-man-03.JPG (136688 bytes)
terminal board connections
1203a-man-04.JPG (390311 bytes)
operation - page 1		 1203a-man-05.JPG (248330 bytes)
operation - page 2		 1203a-man-06.JPG (434557 bytes)
circuit description - page 1		 1203a-man-07.JPG (110823 bytes)
single channel diagram
1203a-man-08.JPG (84884 bytes)
SET jack detail		 1203a-man-09.JPG (257273 bytes)
SB-1203A schematic		 1203a-man-10.JPG (1010127 bytes)
SB-1210A schematic