Search results
Results from the WOW.Com Content Network
Phantom vibration syndrome or phantom ringing syndrome is the perception that one's mobile phone is vibrating or ringing when it is not. Other terms for this concept include ringxiety (a portmanteau of ring and anxiety), fauxcellarm (a portmanteau of "faux" /foʊ/ meaning "fake" or "false" and "cellphone" and "alarm" pronounced similarly to "false alarm") and phonetom (a portmanteau of phone ...
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.
In many cases, the cadence consists of a double ring of 0.4 seconds separated by 0.2 seconds, and a two second pause after which the cadence repeats (0.4s on, 0.2 s off, 0.4 s on, 2 s off). In many cases the tone is a combination of 400 Hz and 450 Hz sine waves.
For premium support please call: 800-290-4726 more ways to reach us
While the sound produced is still called a "ring", [2] some phones electronically produce a warbling, chirping, or other sound. Variation of the ring signal can be used to indicate characteristics of incoming calls. For example, ringing bursts with a shorter interval between them might be used to signal a call from a given number.
The ETSI recommendation is also the default (i.e. non-localized) busy tone generated by mobile phones that follow the GSM & 3GPP family of standards. The ETSI recommendation is also followed by some ISDN equipment and PBX/office systems found outside Europe. Most countries of the former Soviet Union, including Russia, are not members of the ETSI.
For premium support please call: 800-290-4726 more ways to reach us
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!