IS-54 and IS-136. D-AMPS competed against GSM and systems based on code-division multiple access (CDMA). D-AMPS uses existing AMPS channels and allows...
18 KB (2,664 words) - 13:05, 2 May 2024
Advanced Mobile Phone System (redirect from N-AMPS)
required to support AMPS and companies such as AT&T and Verizon Communications have discontinued this service permanently. AMPS was discontinued in Australia...
32 KB (2,713 words) - 16:53, 10 March 2024
Nokia 6610 (section AMPS/D-AMPS-based model - 6560)
AMPS ("TDMA")/AMPS technology. As with the CDMA and GSM variants, the 6560 uses the same fascia and form factor. This was Nokia's most feature-rich D-AMPS...
4 KB (302 words) - 09:43, 11 May 2024
are externally similar to the 3310 and 3390, but they use Digital AMPS ("TDMA")/AMPS technology rather than GSM. Like the Asian 3350, they include two...
19 KB (1,782 words) - 05:10, 7 June 2024
Look up amps in Wiktionary, the free dictionary. AMPS, Amps may refer to: Abbreviation of the plural for ampere, a unit of electric current Abbreviation...
2 KB (275 words) - 06:28, 12 August 2023
A class-D amplifier or switching amplifier is an electronic amplifier in which the amplifying devices (transistors, usually MOSFETs) operate as electronic...
16 KB (2,121 words) - 15:38, 4 June 2024
GSM-1900. Nokia 8260 is a variant of the 8290 designed for IS-136 "TDMA"/AMPS networks in North America. The 8260, weighing 3.4 ounces, is slightly heavier...
8 KB (830 words) - 02:42, 23 March 2024
standards. The most widely used of these technologies is called Digital AMPS, or D-AMPS. Data services were provided by BellSouth Wireless Data, and used the...
3 KB (214 words) - 11:47, 21 July 2020
Operational amplifier (redirect from Op amps)
than JFET-input op amps, which are normally higher than bipolar-input op amps. other varieties of op amp include programmable op amps (simply meaning the...
78 KB (10,208 words) - 21:16, 16 May 2024
LINK GSM 900 (EUROPE) GSM 1900 (US) (6190) D-AMPS 800 MHz (US) (6120) D-AMPS 800/1900 MHz (US) (6160) IS-95/AMPS 800/1900 MHz (US) (6185) Extended NiMH Battery...
4 KB (458 words) - 18:54, 21 April 2024