push-to-talk button

См. также в других словарях:

• Push to talk — (PTT), also known as Press to Transmit , is a method of conversing on half duplex communication lines, including two way radio, using a momentary button to switch from voice reception mode to transmit mode.Conventional two way radiosFor… …   Wikipedia

• Two-way radio — receiver which only receives content. Two way radios are available in mobile, stationary base and hand held portable configurations. Hand held radios are often called walkie talkies or handie talkies. A push to talk or Press To Transmit button is …   Wikipedia

• MDC-1200 — Listen filename=Trucking w leading PTT ID using MDC1200.ogg title=MDC 1200 sounds description=leading push to talk ID with data muting. format=OggListen filename=TRucking leading PTT ID MDC1200 non Motorola recvr.ogg title=MDC 1200 sounds… …   Wikipedia

• Selective calling — SECAL redirects here. For the French wine grape also known as Secal, see Jurançon (grape). In a conventional, analog two way radio system, a standard radio has noise squelch or carrier squelch which allows a radio to receive all transmissions.… …   Wikipedia

• Mobile radio — This article is about professional equipment. For mobile radios used in amateur radio, see amateur radio mobile operation. Mobile radio or mobiles refer to wireless communications systems and devices which are based on radio frequencies, and… …   Wikipedia

• LTR MultiNet — Systems are APCO 16 compliant LTR Trunked Radio Systems and thus are mostly found in use as public safety systems. LTR MultiNet systems usually have one or more status channels that act like a control channel in a Motorola or EDACS system,… …   Wikipedia

• Continuous Tone-Coded Squelch System — In telecommunications, Continuous Tone Coded Squelch System or CTCSS is a circuit that is used to reduce the annoyance of listening to other users on a shared two way radio communications channel. It is sometimes called tone squelch. Where more… …   Wikipedia

• Computer-aided dispatch — The CAD system of a fire department on a busy day. The line at the bottom is about to be dispatched. (Note:addresses have been changed for privacy reasons.) Computer assisted dispatch, also called Computer Aided Dispatch (CAD), is a method of… …   Wikipedia

• CTCSS — In telecommunications, Continuous Tone Coded Squelch System or CTCSS is a circuit that is used to reduce the annoyance of listening to other users on a shared two way radio communications channel. Where more than one user group is on the same… …   Wikipedia

• Computer-assisted dispatch — The central idea is that persons in a dispatch center are able to easily view and understand the status of all units being dispatched. CAD provides displays and tools so that the dispatcher has an opportunity to handle calls for service as… …   Wikipedia

• Government Radio Network (Australia) — The Government Radio Network (or GRN) is one single Australia wide radio system. Some states in Australia run a GRN in that state (eg. SAGRN in South Australia, NSWGRN in NSW etc). It is a trunked radio network usually using Motorola SmartZone.… …   Wikipedia