Data Sheet
General purpose digital
modulation analysis (SVMxx-
SVPC)
Modulation formats BPSK, QPSK, 8PSK, 16QAM, 32QAM, 64QAM, 128QAM, 256QAM, π/2DBPSK, DQPSK, π/4DQPSK, D8PSK, D16PSK, SBPSK,
OQPSK, SOQPSK, 16-APSK, 32-APSK, MSK, GFSK, CPM, 2FSK, 4FSK, 8FSK, 16FSK, C4FM
Analysis period Up to 163,500 samples
Measurement filter Root Raised Cosine, Raised Cosine, Gaussian, Rectangular, IS-95 TX_MEA, IS-95 Base TXEQ_MEA, None
Reference Filter Gaussian, Raised Cosine, Rectangular, IS-95 REF, None
Filter rolloff factor α：0.001 to 1, in 0.001 steps
Measurements Constellation, Demod I&Q vs. Time, Error Vector Magnitude (EVM) vs. Time, Eye Diagram, Frequency Deviation vs. Time,
Magnitude Error vs. Time, Phase Error vs. Time, Signal Quality, Symbol Table, Trellis Diagram
Maximum symbol rate 240 M symbols/s
Modulated signal must be contained entirely within the acquisition bandwidth
Adaptive equalizer Linear, Decision-Directed, Feed-Forward (FIR) equalizer with coefficient adaptation and adjustable convergence rate. Supports
modulation types BPSK, QPSK, OQPSK, DQPSK, π/2DBPSK, π/4DQPSK, 8PSK, D8SPK, D16PSK, 16/32/64/128/256-QAM,
16/32-APSK
QPSK Residual EVM (center
frequency = 2 GHz), typical
mean
1.1 % (100 kHz symbol rate)
1.1 % (1 MHz symbol rate)
1.2 % (10 MHz symbol rate)
2.5 % (30 MHz symbol rate)
400 symbols measurement length, 20 Averages, normalization reference = maximum symbol magnitude
256 QAM Residual EVM
(center frequency = 2 GHz),
typical mean
0.8 % (10 MHz symbol rate)
1.5 % (30 MHz symbol rate)
400 symbols measurement length, 20 Averages, normalization reference = maximum symbol magnitude
WLAN Measurements, 802.11a/b/g/
j/p (SV23xx-SVPC)
Measurements WLAN power vs. time; WLAN symbol table; WLAN constellation; spectrum emission mask; error vector magnitude (EVM) vs.
symbol (or time), vs subcarrier (or frequency); mag error vs symbol (or time), vs. subcarrier (or frequency); phase error vs symbol
(or time), vs. subcarrier (or frequency); channel frequency response vs. symbol (or time), vs. subcarrier (or frequency); spectral
flatness vs. symbol (or time), vs. subcarrier (or frequency)
Residual EVM - 802.11a/g/j /p
(OFDM), 64-QAM, typical
2.4 GHz, 20 MHz BW: -38 dB
5.8 GHz, 20 MHz BW: -38 dB
Input signal level optimized for best EVM, average of 20 bursts, ≥16 symbols each
Residual EVM - 802.11b,
CCK-11, typical
2.4 GHz, 11 Mbps: 2.0 %
Input signal level optimized for best EVM, average of 1,000 chips, BT = .61
WLAN Measurements 802.11n
(SV24xx-SVPC)
Measurements WLAN power vs. time; WLAN symbol table; WLAN constellation; spectrum emission mask; error vector magnitude (EVM) vs.
symbol (or time), vs subcarrier (or frequency); mag error vs symbol (or time), vs. subcarrier (or frequency); phase error vs symbol
(or time), vs. subcarrier (or frequency); channel frequency response vs. symbol (or time), vs. subcarrier (or frequency); spectral
flatness vs. symbol (or time), vs. subcarrier (or frequency)
EVM performance - 802.11n,
64-QAM, typical
2.4 GHz, 40 MHz BW: -35 dB
5.8 GHz, 40 MHz BW: -35 dB
Input signal level optimized for best EVM, average of 20 bursts, ≥16 symbols each
Datasheet
SignalVu-PC application licenses
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