Ads
related to: motorola microphone elements
Search results
Results from the WOW.Com Content Network
MDC (Motorola Data Communications), also known as Stat-Alert, MDC-1200 and MDC-600, is a Motorola two-way radio low-speed data system using audio frequency shift keying, (AFSK). MDC-600 uses a 600 baud data rate. MDC-1200 uses a 1,200 baud data rate. Systems employ either one of the two baud rates.
A Motorola T-1300 series remote control is built in a telephone housing. The telephone dial is replaced with a metal plate on which is mounted a speaker, volume control and option switches. This remote control uses a two-wire circuit to control a base station. A General Electric MASTR II remote control and desk microphone.
This is the first Motorola smartphone that features Motorola's "ShatterShield" technology, which consists of two touchscreen elements, reinforced by an internal aluminum frame to make it resistant to bending and cracking, although this does not protect against scratches or other superficial screen damage.
The Motorola MicroTAC is a cellular phone first manufactured as an analog version in 1989. GSM-compatible and TDMA/Dual-Mode versions were introduced in 1994. The MicroTAC introduced a new "flip" design, where the "mouthpiece" folded over the keypad, although on later production the "mouthpiece" was actually located in the base of the phone, along with the ringer.
Receivers are equipped with features to allow the CTCSS "lock" to be disabled. On a base station console, a microphone may have a split push-to-talk button. Pressing one half of the button, (often marked with a speaker icon or the letters "MON", short for "MONitor") disables the CTCSS decoder and reverts the receiver to hearing any signal on ...
Electret materials have been known since the 1920s and were proposed as condenser microphone elements several times, but they were considered impractical until the foil electret type was invented at Bell Laboratories in 1961 by Gerhard Sessler and James West, using a thin metallized Teflon foil.
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!
Two pins are used for the mono headphone signal and two pins for the unbalanced microphone signal. The 4-pin XLR connector is also commonly used on amateur radio microphones, but transferring unbalanced audio instead, and using the 4th pin (with the common ground) for a push-to-talk (PTT) circuit activated by a button on the microphone.
Ads
related to: motorola microphone elements