Technical Description; Rf Overview; Introduction - Panasonic EB-X100 Service Manual

5. TECHNICAL DESCRIPTION

5.1. RF Overview

5.1.1. Introduction

General Specifications
The telephone is a Dual Band product incorporating two switch able transceivers, one for the E-GSM 900 band and another for
the GSM 1800 (DCS 1800) band. The transmit and receive bands for the mobile are given in the table below:
EGSM 900
GSM 1800
GSM 850
GSM 1900
Other salient technical features are as follows:
RX Bandwidth
TX Bandwidth
Duplex Spacing
Number of Channels
AFRCN (Channel Numbers)
1st TX Channel
Last TX Channel
1st RX Channel
Last RX Channel
Maximum TX Power
Minimum TX Power
Tx
880 MHz - 915 MHz
1710 MHz - 1785 MHz
824 MHz - 849 MHz
1850 MHz - 1910 MHz
E-GSM 900
35 MHz
35 MHz
45 MHz
174
0 - 124
975 - 1023
880.2 MHz
(Ch 975)
914.8 MHz
(Ch 124)
925.2 MHz
(Ch 975)
959.8 MHz
(Ch 124)
33.0 dBm
{Class 4}(PL 5)
5.0 dBm
(PL 19)
Rx
925 MHz - 960 MHz
1805 MHz - 1880 MHz
869 MHz - 894 MHz
1930 MHz - 1990 MHz
GSM 1800
75 MHz 25 MHz
75 MHz 25 MHz
95 MHz
374 124
512 - 885 128 - 251
1710.2 MHz 824.8 MHz
(Ch 512) (Ch 128)
1784.8 MHz 848.8 MHz
(Ch 885) (Ch 251)
1805.2 MHz 869.2 MHz
(Ch 512) (Ch 128)
1879.8 MHz 893.8 MHz
(Ch 885) (Ch 251)
30.0 dBm 29.0 dBm
{Class 1}(PL 0) {Class 5}(PL 7)
0.0 dBm 5.0 dBm
(PL 15) (PL 19)
– 5-1 –
GSM 850 GSM 1900
60 MHz
60 MHz
299
512 - 810
1850.2 MHz
(Ch 512)
1909.8 MHz
(Ch 810)
1930.2 MHz
(Ch 512)
1989.8 MHz
(Ch 810)
30.0 dBm
{Class 1}(PL 0)
0.0 dBm
(PL 15)