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Joined: Nov 2009
Posts: 451
Member
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OP
Member
Joined: Nov 2009
Posts: 451 |
Hi,
I was wondering what the Western Electric 456B KTU was for. The label indicates that it is a "voice and tone alerting circuit". It is now on our favorite auction site (number 220795715963).
Thankyou in advance for the info!
Joe
Real comms took 200lb teletypes, hand keys, sounders, operators and cranked phones!
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