Atec Rohde-Schwarz-ESU-40 - Manual (Page 9)

Version 02.00, October 2007 R&S ® ESU EMI Test Receiver 9
R&S ® ESU26/40
20 MHz ≤ f < 30 MHz, BW = 9 kHz <–16 dBµV
30 MHz ≤ f < 500 MHz, BW = 120 kHz <–5 dBµV
500 MHz ≤ f < 1 GHz, BW = 120 kHz <–3 dBµV
1 GHz ≤ f < 2 GHz, BW = 1 MHz <6 dBµV
2 GHz ≤ f < 3 GHz, BW = 1 MHz <7 dBµV
3 GHz ≤ f ≤ 3.6 GHz, BW = 1 MHz <11 dBµV
max peak typ. +11 dB
RMS typ. +1 dB
quasi peak
band A typ. +3 dB
band B typ. +4 dB
Increase of DANL relative to AV display
bands C and D typ. +6 dB
Immunity to interference
f ≤ 3.6 GHz >90 dB suppression, typ. >110 dB
f > 3.6 GHz >70 dB suppression, typ. >100 dB
Image frequency
f = receive frequency
f ≤ 3.6 GHz >90 dB suppression, typ. >110 dB
3.6 GHz < f ≤ 4.2 GHz typ. 70 dB suppression
f > 4.2 GHz >70 dB suppression, typ. >90 dB
Intermediate frequency
f = receive frequency
Spurious response f > 1 MHz, without input signal,
RF attenuation = 0 dB, termination = 50 Ω <–103 dBm
∆f > 100 kHz
mixer level <–10 dBm, f
in
≤ 2.3 GHz <–80 dBc
mixer level <–35 dBm, 2.3 GHz
in
<4 GHz <–70 dBc
mixer level <–10 dBm
4 GHz ≤ f < 8 GHz <–70 dBc
8 GHz ≤ f < 16 GHz <–64 dBc
16 GHz ≤ f < 26 GHz <–58 dBc
26.5 GHz ≤ f < 40 GHz <–52 dBc
Other interfering signals
f = receive frequency
Level display (analyzer mode)
Screen
625 × 500 pixels (one diagram), max.
2 diagrams with independent settings
Logarithmic level axis 1 dB to 200 dB, in steps of 1/2/5
Linear level axis 10 % of reference level per level division,
10 divisions or logarithmic scaling
1 measurement diagram 3 Number of traces
2 measurement diagrams 6
Trace detector max peak, min peak, auto peak (normal),
sample, RMS, average, quasi peak,
CISPR-AV, CISPR-RMS
default value 625 Number of measurement points
range 155 to 30001 in steps of about a factor of 2
Trace functions clear/write, max hold, min hold, average
local measurement, display update rate,
625 points, zero span 80 per second
remote measurement, display off:
zero span/sweep time 1 ms
70 per second
Trace update rate
span = 10 MHz, sweep time 2.5 ms 50 per second
Setting range of reference level logarithmic level display –130 dBm to (+5 dBm + RF attenuation),
max. 30 dBm, in steps of 0.1 dB
linear level display 7.0 nV to 7.07 V in steps of 1 %
logarithmic level display dBm, dBµV, dBmV, dBµA, dBpW Units of level axis
linear level display µV, mV, µA, mA, pW, nW