Handheld Ptt
Handheld Ptt
Cell phones are not immortal. And they are constantly updated. Buying a cell phone is very common today. But very few of us know too much about the most used Cell Phone Glossary.
The general understanding of the terminology Common used phones that we can actually improve our efficiency and reduce the use of tax to be deceived by href = "Http://www.actfind.com/categories/wholesale-Branded-Mobile-Phones/"> mobile phones wholesale and retail when we bought most. Here are the terms most commonly used collected from various websites:
0 to 9
1G – First Generation Technology Wireless Analog standards that began in the 1980s.
2G – Second generation wireless digital technology.
2.5G – Protocols to extend 2G systems to provide additional functionality such as packet switching and connection speed Enhanced Data.
3G – A specification for ITU for mobile communications of third generation. It promises increased bandwidth, up to 384 Kbps when a device is stationary or moving at pedestrian speed, 128 Kbps in a car and 2 Mbps in fixed applications. 3G work rather than the wireless air interfaces such as GSM, TDMA and CDMA. The new interface EDGE air has been developed specifically to meet the bandwidth needs of 3G.
4G — this is very new and full replacement of 3G wireless communications. He promises voice, data and multimedia, high quality real-time if all the time and anywhere.
1.5-Way Paging – guaranteed message reception or advanced messaging, ensuring subscribers receive messages sent when they are out of reach, but users can not send text pages. Two-way paging allows users to send and receive.
1.7-Way Paging – Paging service that offers more guaranteed messaging but not as much as two paging completely. The subscriber has limited intervention messaging, such as canned messages, rather than the ability to create responses.
711 – The number to reach the national relay service telecommunications (TRS). TRS enables telephone conversations between people with hearing or speech disabilities and people without speech or hearing.
A
Activation fee – the charge to turn on a cell phone operating system of transportation.
Airtime – the usage time, or time talking on a cell phone. Billing begins when SEND button is pressed and ends when the user presses the end.
B
Band – radio frequency spectrum between two defined limits.
Bps (bits per second) – Measurement of binary digits as quickly as can be sent through a channel.
Broadband – through communication channels using high bandwidth to send and receive large quantities data, video or voice information.
C
Call quality – A measure of the overall quality of a call. It tests ability to play exactly the word to users and the system's ability to limit damage during a conversation.
– Carrier the company that provides wireless telecommunications and broadcast frequencies on which cellular phone calls, signals and data are performed.
CDMA – Code Division Multiple Access. A multiple access technique, using sequenced code to divide traffic channels in the same radio channel.
D
Dual-Band – A mobile phone that can operate in both 800MHz and 1900MHz digital networks to send and receive calls.
Dual Mode – Can be used in analogue or digital.
E
EDGE – Enhanced Data Rates for GSM Evolution. A technique improved modulation designed to increase network capacity and data rates in GSM networks. EDGE should provide speeds up to 384 kbps. EDGE enables operators without 3G license to compete with 3G networks offering similar data.
F
FCT (Fixed Cellular Terminal) – Also known as: Gateway GSM, GSM modem, router, GSM, Mobile Gateway, the channel bank, GSM channel banks, ISDN GSM Gateway GSM Analog Gateway.
G
GPRS – General Packet Radio Service. Data communication upgrade for GSM networks, allowing a maximum data speed up to 115Kbps.
GSM (Global System for Mobile Communication) – communication standard that is in three frequency bands. 900MHz, 1800MHz and 1900MHz. The term GSM is often used in the United Kingdom to refer the 900MHz band, while the 1800 MHz band is known as the PCN.
H
HSCSD (High Speed Circuit Switched Data) – Improvement of GSM, which allows access data services up to 57.6kbps.
I
IMEI (International Mobile Equipment Identity) – A unique identification number given to GSM mobile phones and can be used to block mobile phones were stolen, when he reported to the operator network.
J
Java – a software platform developed universal.
J2ME – Java 2 Platform Micro Edition. Is designed to run on small devices such as mobile phones and PDAs.
P
Predictive Text Input – Allows users to type text messages using a dictionary. The dictionary gives word possible matches as the beginning of the written word.
PTT – Push to talk. The two-way wireless technology that works like a walkie-talkie.
Q
Enables Quad-Band – Journey to users almost anywhere in the world. It covers 850 MHz, 900 MHz, 1800 MHz and 1900 MHz.
S
Smart phone – a handheld device. It integrates several mobile phones and PDA capabilities.
SMS – Short Message Service. Allows messages of up to 160 characters to be sent between phones on any network.
T
Tri-Band – Mobile mobile operating on three GSM frequency bands: GSM900, GSM1800 and GSM1900.
W
WAP – Wireless Application Protocol. A standard agreement that allows phones compatible with mobile Internet access services such as the kind of news and sport.
About the Author:
mike.xie is the expert of electronics specialy in cell phones area
Article Source: ArticlesBase.com – Cell Phone Glossary – The Most Frequently-Used Worldwide
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2 pin PTT earphone earpiece for Icom Vertex handheld $7.99 |
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Handheld PTT Speaker Mic for Motorola GP344 GP388 GP644 $11.99 |
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Handheld PTT Speaker Mic for Motorola GP340 GP328 GP380 $11.99 |
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Handheld PTT Speaker Mic For Motorola Car Radio CDM1250 $11.00 |
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Ear Piece Mic for Icom Maxon Ritron HandHeld Radios PTT $17.99 |
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Handheld PTT Speaker Mic For Motorola Radio ( 2 Pin ) $7.99 |
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Handheld PTT Speaker Mic FOR KENWOOD Radio 2 PIN NEW $0.98 |
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FDC FD-288 VHF 136-174 Mhz Radio + Free PTT Earpiece 2-way handheld portable ham $69.98 |
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Handheld PTT Speaker Mic FOR Motorola Radio 2 PIN NEW $0.98 |
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Handheld Plastic PTT Speaker Microphone For KENWOOD Radio 2 PIN $10.25 |
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Handheld PTT Speaker Mic For KENWOOD Radio 2 PIN $14.32 |
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Handheld PTT Speaker Mic FOR KENWOOD Radio 2 PIN 8mm Black $6.99 |
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HANDHELD MICROPHONE MOTOROLA TWO-WAY RADIO PTT SPEAKER $7.66 |
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2 pin PTT earphone earpiece for Icom Vertex handheld $7.99 |
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PTT Throat Mic Headset for EF Johnson Handheld radio 5100 5700 511x 518x 512x $55.00 |
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Ear Piece Mic for Icom Maxon Ritron HandHeld Radios PTT $17.99 |
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C502 2 PIN Handheld speaker mic for Motorola Radio PTT $4.99 |
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Handheld Mic & PTT (16 Key)for Kenwood Car Radio TK TM $9.99 |
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Handheld PTT Speaker Mic FOR KENWOOD Radio 2 PIN 8mm $9.99 |
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2 PIN Handheld PTT Mini Speaker Mic FOR KENWOOD Radio $7.99 |
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2 pin PTT earphone earpiece for Icom Vertex handheld $7.99 |
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