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Operating Manual R&S SMIQ - Volume 1 - Rohde & Schwarz

Operating Manual R&S SMIQ - Volume 1 - Rohde & Schwarz

Operating Manual R&S SMIQ - Volume 1 - Rohde & Schwarz

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Test Procedures<strong>SMIQ</strong> Measure adjacent-channel power (ACPR) (cf. section "Adjacent-Channel Power Measurement with Higher Resolution, BroadbandSystems", filter mode LOW_ACP, bandwidth for channel andadjacent channel 3.84 MHz, when <strong>SMIQ</strong>B47 is used without and with2.5 MHz filter. For 5 MHz offset, select LOW DISTORTION in theLEVEL/LEVEL/OUTPUT MODE menu and for 10 MHz select LOWNOISE.5.3.21 3GPP W-CDMA Enhanced Channels (<strong>SMIQ</strong>B48)5.3.21.1 External Power ControlTest equipment RF spectrum analyzer (Table 5-1, item 2)DC-voltage source as LEVATT input signal (Table 5-1, item 12)Measurement General setting at <strong>SMIQ</strong>- Level -10 dBm– Test frequency 2000 MHz Modulation settings on <strong>SMIQ</strong>:Menu DIGITAL STD/WCDMA 3GPP:SET DEFAULT- LINK DIRECTION DOWN/FORWARD- SEQUENCE LENGTH 1- CLIPPING LEVEL 100%- FILTER WCDMA 0.22 Menu BS/MS1/ENHANCED CHANNELS- ENHANCED CHANNELS STATE ON- EXTERNAL POWER CONTROL STATE ON- POWER STEP 1.0 dB- POWER UP RANGE 10 dB- POWER DOWN RANGE 10 dB- CHANNEL NUMBER 11- STATE ON- POWER CONTROL UP1125.5555.03 5.62E-9

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