Difference between revisions of "TP - Telephone"

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Line 6: Line 6:
 
* [[TP-4]]
 
* [[TP-4]]
 
* [[TP-5]]
 
* [[TP-5]]
* [[TP-6]], rotary desk phone
+
* [[TP-6]], desk phone
 
* [[TP-7]], repeater
 
* [[TP-7]], repeater
 
* [[TP-8]], ringer
 
* [[TP-8]], ringer

Latest revision as of 18:35, 10 June 2020

Possibly SCR system nomenclature, short lived. if the TP-1 was 1940, it would have been replaced by "TA" in 1943 by JETDS.