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Testing a 1961 Speakerphone! Model 880 by Automatic Electric
Found this nifty 1960s speaker phone and had to pick it up! This is the Automatic Electric Executive Type 880 speakerphone from the 60s, a rotary telephone with a builtin mic and external speaker for making conference calls. Don Draper would approve.
Here's the technical journal I showed: https://www.telephonecollectors.info/...
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