Western Electric - E1 Transmitter Spitcup - Seamless Featured Products It has been upgraded with

It has been upgraded with a modern network to facilitate connections to modern phone lines

The Connecticut TP-6-A was used extensively by the US military during the 1950s

When the Type 1 was introduced in 1925 it was the first Monophone produced by Automatic Electric where the transmitter and receiver were both located in a common handset

it collected coins after customers made their calls

Connection - Choose from either a modular handset connection that allows the handset to be removed from the telephone

Western Electric - E1 Transmitter Spitcup - Seamless Featured Products It has been upgraded withSeamless Transmitter Spit Cup for Northern or Western Electric E1 handsets.