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Channel Power Measurement
AMPTD Y Scale
Internal Preamp
Accesses a menu of functions that enable you to control the internal preamplifiers.
See AMPTD Y Scale, “Internal Preamp” on page 883 for more information.
Ref Position
Positions the reference level at the top, center, or bottom of the Y Scale display. Changing the reference
position does not change the reference level value.
Auto Scaling
Toggles the Auto Scaling function between On and Off.
Initial S/W Revision: A.04.00
Key Path: AMPTD/Y Scale
Initial S/W Revision: Prior to A.02.00
Key Path: AMPTD Y Scale
Mode: WCDMA, C2K, WIMAX OFDMA, 1xEVDO, LTE, LTETDD, WLAN
Remote Command: :DISPlay:CHPower:VIEW[1]:WINDow[1]:TRACe:Y[:SCALe]:RPOS
ition TOP|CENTer|BOTTom
:DISPlay:CHPower:VIEW[1]:WINDow[1]:TRACe:Y[:SCALe]:RPOS
ition?
Example: DISP:CHP:VIEW:WIND:TRAC:Y:RPOS CENT
DISP:CHP:VIEW:WIND:TRAC:Y:RPOS?
Notes: You must be in the W-CDMA mode, cdma2000 mode, LTD mode, LTE TDD
mode, WLAN mode, 1xEVDO mode, or WIMAX OFDMA mode to use this
command. Use :INSTrument:SELect to set the mode.
Preset: TOP
State Saved: Saved in instrument state.
Range: Top|Ctr|Bot
Initial S/W Revision: Prior to A.02.00
Modified at S/W Revision: A.02.00, A.03.00
Key Path: AMPTD Y Scale
Mode: WCDMA, C2K, WIMAX OFDMA, 1xEVDO, LTE, LTETDD, WLAN