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D

Digital

Information represented by non - continuous values or signals sent between cell phones. It is binary.

 

Digital Quad-Band

Operates on the Nationwide Sprint PCS Network in the United States and where Sprint has CDMA roaming agreements domestically and internationally.

Operates on the Sprint Nationwide PCS Network on 800MHz/1900 MHz CDMA and on 900MHz/1800 MHz GSM.

 

Dual Band

 A wireless phone which is capable of operating on two different frequencies, for example 1800 - 1900

 

Dual Band Phone

Operates on the Nationwide Sprint PCS Network and on analog networks where roaming agreements are in place. Operates on 1900 MHz CDMA networks and 800 MHz analog networks.

 

Dual Band/Tri Mode Phone

Operating on two digital bands plus analog networks. This type of phone gives you the combined coverage of both dual-band and digital dual-band phones.

Operates on 800 and 1900 MHz CDMA networks, and on 800 MHz analog networks.

 

Dual Mode

A wireless device that can be operated on analog or digital transmission networks. This is different than dual band.

 

Duplex

The ability to send and receive signals at the same time. Cell phones are duplex, so you can talk and hear together. Two - way radios are simplex and only one person can talk at a time.

 

RD Glossary by Run Digital