Specifications
Table 56: AM/FM/PM and Direct audio measurements (Option 10)
1
(cont.)
Characteristic Description Reference information
Direct audio input residual THD, typical
0.1%
Frequency: 1 to 10 kHz
input level: 1.0 Vp
Direct audio input residual distortion
0.8%
Frequency: 10 kHz
Input level: 1.0 Vp
Direct audio input residual SINAD
42 dB Frequency: 10 kHz
Input level: 1.0 Vp
1
Signal and instrument settings for characteristics listed in this table
:
Input frequency: <2 GHz
RBW: Auto
Averaging: Off
Filters: Off
FM Performance: Modulation Index > 0.1
Table 57: Adaptive equalizer
Characteristic Description
Type
Linear, decision-directed, feed-forward (FIR) equalizer with coefficient adaptation
and adjustable convergence rate
Modulation types supported
BPSK, QPSK, OQPSK, /2-DBPSK, /4-DQPS K, 8-PSK, 8-DSPK, 16-DPSK,
16/32/64/128/256-QAM
Reference filters for all m odulation types
except for OQPSK
Raised Cosine, Rectangular, None
Reference filters for OQPSK Raised Cosine, Half Sine
Filter length 1 - 128 taps
Taps/symbol: Raised C osine, Half Sine, or
No Filter
1, 2, 4, or 8
Taps/symbol: Rectangular Filter
1
Equalizer controls
Off, Train, Hold, Reset
Table 58: Settled Phase uncertainty (Option 12)
1
Measurement frequency, averages Phase uncertainty (degrees) at stated measurement bandwidth
1GHz
165 MHz
BW
125 MHz
BW 85 MHz BW 10 MHz BW 1 MHz BW
Single measurement
1.00 1.00 1.00 0.50 0.50
100 Averages 0.10 0.10 0.10 0.05 0.05
1000 Averages 0.05 0.05 0.05 0.01 0.01
10 GHz
Single measurement
1.50 1.50 1.50 1.00 0.50
100 Averages 0.20 0.20 0.20 0.10 0.05
1000 Averages 0.10 0.10 0.10 0.05 0.02
20 GHz
60 RSA5100B Series Technical Reference
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