Search results
Results from the WOW.Com Content Network
Note: if on-hook pertains to one state, off-hook pertains to the other. The idle state, i.e., an open loop of a subscriber line or PBX user loop. An operating state of a telecommunication circuit in which transmission is disabled and a high impedance , or "open circuit ", is presented to the link by the end instrument (s).
A ring generator or ringing voltage generator is a device which outputs 20 cycle sinusoidal AC at up to 110 volts peak to power bells or annunciators in one or more telephone extensions. [4] The output stops if a handset is taken off the hook. In terminology devised by phone phreaks, a ringing generator is a magenta box.
A telephone hook or switchhook is an electrical switch which indicates when the phone is hung up, often with a lever or magnetic button inside the cradle or base where a telephone handset resides. It takes its name from old wooden wall telephones and candlestick telephones , where the mouthpiece was mounted on the telephone box and, due to ...
“But literally, the day after Christmas, on the 26th of December, my phone started ringing off the hook,” he reveals. “I had never experienced that kind of volume in phone calls in my 36 ...
For premium support please call: 800-290-4726 more ways to reach us
"This is a recording. Please hang up. There appears to be a receiver off the hook. Please check your main telephone and extensions, then try your call again. Thank you." The message may be repeated, then followed by a loud, rasping off-hook tone intended to remain audible even if the handset is on the desktop instead of at the subscriber's ear ...
The circa 1930 theater is known for the 6,400-square-foot ceiling mural by Rockwell Kent with representations of the heavens and constellations.
More selective ringing methods were introduced using various technologies. In the system of divided ringing, the ringing circuit was separated from the talking circuit by adding a ground connection between the central office and the subscriber stations for ringing. On the same subscriber line, one party used the tip side of the line and ground ...