Ceyear 4051 Series, User Manual

Page: 177 / 751

4. Operating Instruction
4.2 Advanced operation guide
163
Fig. 4.82 Connection Settings of Spectral Emission Mask Measurements
Step 3. set the analyzer as spectrum analysis mode and activate swept analysis mode:
 Press
【
Mode
】
and [Spectrum].
Step 4. Resetting of analyzer

Press 【 Preset 】 key.
Step 5. Initialize the spectral emission mask measurements:
 Press
【
Measure
】
, [More 1 / 2
▶
], [Spectral Emission Mask].
Set the measurement function as spectral emission mask measurements.
Step 6. Set up a wireless standard and switch the wireless devices for base station:
 Press
【
Measure
】
, [More 1 / 2
▶
], [Radio Std
▶
], [W-CDMA 3GPP].
Set the wireless standard as W-CDMA.
 Press [Wireless Devices ▶ ], [BTS].
Switch the wireless devices as BTS.
Step 7. Set the frequency of the analyzer as 1.960 GHz:
 Press
【
Frequency
】
, [Center Freq].
Set up the center frequency of the instrument, input 1. 960 GHz.
 Results of spectrum emission mask measurements are shown in Fig. 4.83. Text window shows the
reference carrier power and the absolute peak power level within offset band in both sides of the
reference channel.