3.0 GHz Spectrum Analyzer GSP830 User Manual

3.0 GHz Spectrum Analyzer GSP830 User Manual
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3.0 GHz Spectrum Analyzer GSP830 User Manual

  • POWER MEASUREMENT 83 ACPR Measurement Overview Background ACPR (Adjacent Channel Power Ratio), or ACLR (Adjacent Channel Leakage Ratio), refers to the amount of leakage power coming from the main radio channel which affects adjacent channels as signal distortion. Parameter Channel bandwidth The frequency bandwidth the target channel occupies. Range: 0kHz to Current span Channel space The frequency distance between each main channel. Range: 0kHz to 3GHz Adjacent channel bandwidth 1 & 2 The frequency bandwidth the adjacent channels occupy. Range: 1kHz to 3GHz Adjacent channel offset 1 & 2 The frequency distance between the adjacent channels and main channel. Range: 1kHz to 3GHz ACPR measurement step 1. Activate ACPR 1. Press the Measurement key. Meas 2. Press F2 (ACPR On). ACPROn OffF 2 3. The display switches to ACPR mode, updating the ACPR results in the lower half of the display. LowerACPR 1UpperACPR 1LowerACPR 2UpperACPR 2