COBHAM 2201R User Manual

2201R Mobile Tester User Guide
Chapter 3 Performing manual tests and measurements in GSM mode
47090/322
Copyright © 2015 Aeroflex Limited. All rights reserved.
42
TCH Channel
In this field, enter the channel number of the traffic channel carrying any voice or data. See Table 7 for valid channel
numbers and frequency bands.
See notes on frequency bands above.
Note
Only select channel numbers from a frequency band that the mobile phone under test is supposed to
support, otherwise the test fails.
Table 7 Channel numbers and frequency bands for GSM
Band
Channel
numbers
Uplink carrier
frequencies
Downlink carrier
frequencies
GSM 850
(Americas)
128
…
251
824.2 MHz
…
848.8 MHz
869.2 MHz
…
893.8 MHz
GSM 900 955
…
1023
0
…
124
876.2 MHz
…
889.8 MHz
890.0 MHz
…
914.8 MHz
921.2 MHz
…
934.8 MHz
935.0 MHz
…
959.8 MHz
GSM 1800 512
…
885
1710.2 MHz
…
1784.8 MHz
1805.2 MHz
…
1879.8 MHz
GSM 1900
(Americas)
512
…
810
1850.2 MHz
…
1909.8 MHz
1930.2 MHz
…
1989.8 MHz
R-GSM 900 955
…
974
0
…
124
876.2 MHz
…
880 MHz
890.0 MHz
…
914.8 MHz
921.2 MHz
…
925 MHz
935.0 MHz
…
959.8 MHz
ER-GSM 900 940
…
974
0
…
124
873 MHz
…
880 MHz
890.0 MHz
…
914.8 MHz
918 MHz
…
925 MHz
935.0 MHz
…
959.8 MHz
Note
The traffic channel number can be changed during a call, causing a handover. If you select a channel
in a different frequency band this is call inter-band handover.

COBHAM 2201R Specifications

General

Brand	COBHAM
Model	2201R
Category	Test Equipment
Language	English