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Residual evm for video modulation formats – Agilent Technologies N9010A User Manual

Page 91

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Chapter 3

91

VXA Vector Signal and WLAN Modulation Analysis Application

Flexible Digital Modulation Analysis (N9064A-2FP/2TP)

Residual EVM for Video
Modulation Formats

8 or 16 VSB

1.5

% (SNR 36 dB)

Symbol rate = 10.762 MHz,

α= 0.115, frequency < 3.6 GHz,
7 MHz span, full-scale signal,

range

≥ −30 dBm,

result length = 800, averages = 10

16, 32, 64, 128, 256, 512,
or 1024 QAM

1.0

% (SNR 40 dB)

Symbol rate = 6.9 MHz,

α= 0.15, frequency < 3.6 GHz,
8 MHz span, full-scale signal,

range

≥ −30 dBm,

result length = 800, averages = 10

a. 1.0

% rms EVM and 0.8 deg RMS phase error for frequency > 3.6 GHz

b. Without Option B25, span is restricted to

≤10 MHz. Without Option B40, span is restricted to

≤25 MHz.

Description

Specs & Nominals

Supplemental Information