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Chapter 9 125
W-CDMA Measurement Application
Amplitude
Fast ACPR Test
a
a. Observation conditions for ACP speed:
Display Off, signal is Test Model 1 with 64 DPCH, Method set to Fast. Measured with an IBM compat-
ible PC with a 3 GHz Pentium 4 running Windows XP Professional Version 2002. The communications
medium was PCI-GPIB IEEE 488.2. The Test Application Language was .NET - C#. The Application
Communication Layer was Agilent T&M Programmer’s Toolkit For Visual Studio (Version 1.1), Agi-
lent I/O Libraries (Version M.01.01.41_beta).
Fast ACP - Standard Deviation vs. Time
0.00
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
0.45
0.50
Nominal Measurement and Transfer Time (log)
Standard Deviation (dB)
5 ms 10 ms 20 ms
40 ms
Sweep Time = 6.2 ms