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13 Modulation Accuracy (Composite EVM) Measurement
AMPTD Y Scale
Preset
0.0
State Saved
Saved in instrument state.
Min
(250 dB
Max
250 dB
Initial S/W Revision
Prior to A.02.00
Ref Value: Slot CDE/EVM View – Freq Error Window
Sets the absolute power reference value of the slot-by-slot results in the frequency error window.
Key Path
AMPTD Y Scale
Mode
WCDMA
Remote Command
:DISPlay:RHO:VIEW6:WINDow3:TRACe:Y[:SCALe]:RLEVel <freq>
:DISPlay:RHO:VIEW6:WINDow3:TRACe:Y[:SCALe]:RLEVel?
Example
DISP:RHO:VIEW6:WIND3:TRAC:Y:RLEV 0.0
DISP:RHO:VIEW6:WIND3:TRAC:Y:RLEV?
Notes
For the Modulation Accuracy measurement, Y-scale in Hz is added to the “Freq Error” window in the
“Slot CDE/EVM” view, and the window number is ‘3’ (‘WINDow3’ in SCPI Command).
Couplings
If Auto Scaling is set to On, this value is automatically determined by the measurement result. When
you set this value manually, Auto Scaling is automatically set to Off.
Preset
0
State Saved
Saved in instrument state.
Min
(4.3214 GHz
Max
4.3214 GHz
Initial S/W Revision
Prior to A.02.00
Ref Value: Code Domain Power View – Power Bar Graph Window
Sets the reference value for code domain power measurement results in the code domain power graph
window.
Key Path
AMPTD Y Scale
Mode
WCDMA
Remote Command
:DISPlay:RHO:VIEW3:WINDow[1]:TRACe:Y[:SCALe]:RLEVel <real>
:DISPlay:RHO:VIEW3:WINDow[1]:TRACe:Y[:SCALe]:RLEVel?
Example
DISP:RHO:VIEW3:WIND:TRAC:Y:RLEV 0.0
DISP:RHO:VIEW3:WIND:TRAC:Y:RLEV?
Couplings
If Auto Scaling is set to On, this value is automatically determined by the measurement result. When
you set this value manually, Auto Scaling is automatically set to Off.
2000
W-CDMA & HSPA Measurement Applications Reference
Summary of Contents for E6640A
Page 80: ...Table of Contents lxxx W CDMA HSPA Measurement Applications Reference ...
Page 188: ...3 Programming the Test Set Common Commands 188 W CDMA HSPA Measurement Applications Reference ...
Page 256: ...5 Mode Functions Mode Setup 256 W CDMA HSPA Measurement Applications Reference ...
Page 324: ...6 System Functions System 324 W CDMA HSPA Measurement Applications Reference ...
Page 369: ...8 Channel Power Measurement Auto Couple W CDMA HSPA Measurement Applications Reference 369 ...
Page 389: ...8 Channel Power Measurement Marker W CDMA HSPA Measurement Applications Reference 389 ...
Page 664: ...9 ACP Measurement Auto Couple 664 W CDMA HSPA Measurement Applications Reference ...
Page 669: ...9 ACP Measurement BW W CDMA HSPA Measurement Applications Reference 669 ...
Page 984: ...9 ACP Measurement View Display 984 W CDMA HSPA Measurement Applications Reference ...
Page 1001: ...10 Spectrum Emission Mask Measurement W CDMA HSPA Measurement Applications Reference 1001 ...
Page 1668: ...12 Code Domain Measurement Auto Couple 1668 W CDMA HSPA Measurement Applications Reference ...
Page 2354: ...14 QPSK EVM Measurement 2354 W CDMA HSPA Measurement Applications Reference ...
Page 2364: ...14 QPSK EVM Measurement Auto Couple 2364 W CDMA HSPA Measurement Applications Reference ...