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Ringing is a telecommunication signal that causes a bell or other device to alert a telephone subscriber to an incoming telephone call.Historically, this entailed sending a high-voltage alternating current over the telephone line to a customer station which contained an electromagnetic bell.
The bell alerts and calls the attention of the attendant who hears it. They are sometimes called service bell, reception bell, or concierge bell. A call bell can be placed on the countertop in hotels or other such facilities where people need to call attention to the person in charge to check them in, take their bags, of for any other reasons.
Staff call bells Button for electric bell to call the servants, George Stephen House in Montreal, Canada. The service bell of the queen of France, Marie-Antoinette.The bell, in the form of a hand bell, has small dimensions (height circa 12 cm) and adapted for the small hand of a woman.
These were single-stroke bells: applying current to an electromagnet pulled the bell's clapper against the bell or gong and gave one chime. The bell did not ring continuously, but only with a single ring, until current was applied again. To sustain the tone, these bells were usually much larger than are used today with interrupter bells.
Around this time, Faraday began producing notification appliances, such as bells, horns, buzzers, etc. They also rebranded coded fire alarm stations from Holtzer-Cabot . From the 1930s to the 1960s, Faraday was known as " Sperti -Faraday", and the company moved to Adrian, Michigan . [ 1 ]
The ringer contained in the ringer box alerts a call recipient to incoming calls by ringing one or more metallic bells emitting a ringtone. Ringers were commonly placed in the same housing as the subscriber set, which consisted of other electrical components, such as induction coils, capacitors, and, if required, a magneto generator. The ...
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A bell character (sometimes bell code) is a device control code originally sent to ring a small electromechanical bell on tickers and other teleprinters and teletypewriters to alert operators at the other end of the line, often of an incoming message.
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