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The phone was introduced without containing a ringer, but an external ringer box could be added. Early versions of the Princess, those not containing a ringer, had the model number 701B. Customers complained that the phone was so light that it would slide on surfaces while dialing, so an optional lead weight was added to fill the space intended ...
The early Trimline and Princess incandescent lamps were rated at 6.3 volts and 0.25 amperes and the transformer output is approximately 6–8 volts AC. Later Trimline versions had LED light sources, powered directly from the phone line, and the last Western Electric-made Princess version had no dial light.
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1959: The Princess telephone is introduced in the Bell System in the United States. 1959: UKs first public car radio-telephone service opens in Liverpool and Manchester 1959: Following Frosch and Derick research at Bell Labs, [ 34 ] Mohamed Atalla and Dawon Kahng proposed a silicon MOS transistor in 1959 at Bell Labs.
The series was called the Design Line telephones. The name did not refer to one particular telephone type; rather Design Line was the collective name given to all the specialty phones, including the Candlestick phone, Country Junction phone, Mickey Mouse phone and others. [1] The phones were among the few that could be purchased in the early 1970s.
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Western Electric Co., Inc. was an American electrical engineering and manufacturing company that operated from 1869 to 1996. A subsidiary of the AT&T Corporation for most of its lifespan, Western Electric was the primary manufacturer, supplier, and purchasing agent for all telephone equipment for the Bell System from 1881 until 1984, when the Bell System was dismantled.
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