Originating_Register,_Number_Five_Crossbar_Switching_System_(Museum_of_Communications,_Seattle).jpg
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Summary
Description Originating Register, Number Five Crossbar Switching System (Museum of Communications, Seattle).jpg |
English:
Originating Register (OR) in a No. 5 Crossbar office. Photographed at the Museum of Communications in Seattle, Washington. June, 2000.
Reed relay reader is reading the 2/5 code B digit storage pack. AJ type relays designated AS through LS are for steering each digit into the appropriate reed pack as it arrives. TP relay detects the second party of a
w:party line
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Source | Own work |
Author |
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