Anritsu 3GPP, Measurement Manual, Page: 16 / 244

2-2 Measurement Setup GSM/GPRS/EDGE Signal Analyzer
2-2 PN: 10580-00234 Rev. Y 3GPP MG
2-2 Measurement Setup
Please refer to the instrument User Guide for detailed information on how to select the
GSM/GPRS/EDGE Signal Analyzer mode, set up the frequency range, amplitude, limit lines,
markers, and file management.
2-3 GSM/GPRS/EDGE RF Measurements
GSM RF measurements consists of Spectrum, Power versus Time (frame), Power versus Time
(slot), Summary and Demodulator. To make GSM/GPRS/EDGE measurements connect the
unit to the base station following the instructions.
1. Press the
Setup
main menu key.
2. Press the
GSM/EDGE
submenu key and highlight
Auto
to select the GSM or EDGE
signal.
3. The instrument has automatic external reference frequency detection or, if equipped,
activate GPS to get GPS High Accuracy frequency error measurements. Refer to the
User Guide for GPS setup information.
2-4 Measurement Display
Press the
Measurements
main menu key to select measurement display options.
To display Spectrum, press the
Spectrum
submenu key. Press the
Channel Spectrum
submenu
key for a single channel ( Figure 2-1 ), or the
Multi-Channel Spectrum
submenu key to display
the multi-channel spectrum ( Figure 2-2 ).
Caution
The maximum input power without damage is +30 dBm on the RF In port. To
prevent damage, always use a coupler or high power attenuator.
Note
Highlight GSM or EDGE to set the instrument to measure only a GSM or EDGE
signal.