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Spectrum Emission Mask Measurement
AMPTD Y Scale
AMPTD Y Scale
Accesses a menu of functions that enable you to set the vertical scale parameters. The parameter values
are measurement independent except all Attenuation values and Internal Preamp selections that are
measurement global.
Ref Value
Sets the value for the absolute power reference. However, since Auto Scaling defaults to On, this value
is automatically determined by the measurement result. When you set a value manually, Auto Scaling
automatically changes to Off.
Attenuation
Accesses a menu of functions that enable you to change attenuation settings. This key has read-back text
Key Path: Front-panel key
Initial S/W Revision: Prior to A.02.00
Key Path:
AMPTD Y Scale
Mode: WCDMA, C2K, WIMAX OFDMA, TD-SCDMA, 1xEVDO, LTE, LTETDD,
WLAN
Remote Command: :DISPlay:SEMask:VIEW[1]:WINDow[1]:TRACe:Y[:SCALe]:RLEVe
l <real>
:DISPlay:SEMask:VIEW[1]:WINDow[1]:TRACe:Y[:SCALe]:RLEVe
l?
Example: DISP:SEM:VIEW:WIND:TRAC:Y:RLEV 100
DISP:SEM:VIEW:WIND:TRAC:Y:RLEV?
Notes: You must be in the mode that includes SEM measurement to use this
command. Use :INSTrument:SELect to set the mode.
Couplings: When the Auto Scaling is On, this value is automatically determined by the
measurement result.
When you set a value manually, Auto Scaling automatically changed to Off.
Preset: 10.0 dBm
State Saved: Saved in instrument state.
Min: –250 dBm
Max: 250 dBm
Initial S/W Revision: Prior to A.02.00
Modified at S/W Revision: A.02.00, A.03.00