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

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• SB-1203/UG is for black (unclassified) circuits, SB-1210/UGQ is for red (classified) circuits.
• Navy ET manual info  -  thanks to Randy Guttery
• Complete SB-1203/UG and SB-1210/UGQ manual NAVSHIPS 94037(A)
• Complete SB-1203A/UG and SB-1210/UGQ manual NAVSHIPS 95718

Pages from NAVSHIPS 95718 - pdf version
	SB-1203A interconnection	SB-1210A interconnection	terminal board connections
operation - page 1	operation - page 2	circuit description - page 1	single channel diagram
SET jack detail	SB-1203A schematic	SB-1210A schematic