User Guide

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NHD–4 Series Transceivers

Programme’s After Market Services

Original 11/97

Chapter 2

General Information

Summary of content (10 pages)

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Programme’s After Market Services NHD–4 Series Transceivers Chapter 2 General Information Original 11/97
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NHD–4 PAMS General Information Technical Documentation CONTENTS Page No Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . List of Modules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Nokia1 NHD–4NX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Units and Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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NHD–4 PAMS Technical Documentation General Information Introduction NHD–4 is a dual mode handportable Cellular phone product for the North American dual mode CDMA/AMPS system. The transceiver consist of four modules: UI–flex, RF/system module, battery pack and mechanics. NHD–4 offers analog and digital mode full rate speech services defined in IS–96 and in analog mode provides six power levels at a maximum power level of 0.6W ERP (450mW into 50 Ohm load) in power class III.
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NHD–4 PAMS Technical Documentation General Information List of Modules Nokia1 NHD–4NX Table 1. Nokia1 NHD–4NX 0500322 Name of module Type code Material code Notes User interface DU8D 0200521 Nokia 1 System/RF GR1 0200519 CDMA 800 MHz Radio Module Mechanics MNHD4NX 0260523 Nokia 1 Units and Accessories Table 2. List of Transceivers Name of Tranceiver Design Version Transceiver CDMA 2180 Nokia 1 Type Code NHD–4NX Material Code 0500322 Table 3.
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NHD–4 PAMS Technical Documentation General Information Table 5.
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NHD–4 PAMS Technical Documentation General Information Basic Specifications Table 8. Basic Specifications Parameter Notes Cellular system CDMA/AMPS TX frequency band 824.010...848.970 MHz RX frequency band 869.010...893.970 MHz Duplex spacing 45 MHz Number of RF channels 832 Analog (see IS–95 6.1.1.1 for CDMA) Channel spacing 30 kHz Analog (see IS–95 2.1.1.
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NHD–4 PAMS Technical Documentation General Information AC Characteristics Table 10. General RF Specifications TX frequency band 824.04...848.970 MHz RX frequency band 869.04...893.970 MHz Duplex spacing 45 MHz Number of RF channels 832 Analog Channel spacing 30 kHz Analog Analog Mode Table 11.
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NHD–4 PAMS Technical Documentation General Information Digital Mode Table 13. Transmitter Specifications for CDMA mode Spurious emissions in transmit band –42 dBc in a 30 KHz BW for offsets > 885 KHz from center F –54 dBc in a 30 KHz BW for offsets > 1.98 MHz from center F or –60 dBm/30 KHz and –54 dBm/1.23 MHz for offsets > 885 KHz from center Frequency Spurious emissions out off transmit FCC rules band TX noise floor at minimum TX pow- –54 dBm/1.23 MHz (TX gate on), –60 dBm/1.
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NHD–4 PAMS Technical Documentation General Information Table 14 Receiver RF specification, CDMA mode Characteristics Min AGC range 96 AGC accuracy (output level variation for inputs –105 to –25 dBm) –.5 Typ (continued) Max Unit dB +.5 Baseband output level, centered on Vref 1.45V dB 1 Vpp Baseband output level variation over RX input level of –105 to –25 dBm –0.5 0.5 dB I/Q Amplitude imbalance –0.75 0.75 dB I/Q Phase imbalance –7.5 +7.
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NHD–4 PAMS Technical Documentation General Information English Units Table 16. Mechanical Characteristics in English Units Unit Dimensions (in.) (W x H x D) Transceiver with standard battery pack 2.2x5.8x0.98 Transceiver with standard battery pack 2.2x5.8x0.98 Transceiver without battery pack 2.2x5.8x0.98 Transceiver without battery pack 2.2x5.8x0.98 Radio module 5.6x2.0x0.28 Weight (oz.) Volume (inches3) Notes 10.9 Nokia 1 10.9 US CDMA 8.39 8.50 Nokia 1 8.36 4.83 8.