Atec Rohde-Schwarz-ESU-40 - Manual (Page 10)

10 R&S ® ESU EMI Test Receiver Version 02.00, October 2007
Level display (receiver mode)
Screen
625 x 500 pixels, max. 2 diagrams
analog numeric; 0.01 dB resolution Level display
digital bargraph display, separately for each
detector
Detectors max. 3 selectable max peak, min peak, RMS, average,
CISPR-AV, CISPR-RMS, quasi peak
Measurement time selectable 5 µs to 100 s
Units of level axis logarithmic level display dBm, dBµV, dBmV, dBµA, dBpW, dBpT
RF spectrum
Logarithmic level axis 10 dB to 200 dB, in steps of 10
Frequency axis selectable linear or logarithmic
Number of traces 3
IF spectrum
Span selectable 1 kHz to 10 MHz, depending on RBW
Resolution bandwidth selectable 10 Hz to 100 kHz
Detector sample
Logarithmic level axis 80 dB to 120 dB, depending on RBW,
selectable 10 dB to 200 dB
Frequency axis linear
Number of traces 3
Level measurement uncertainty
RBW = 10 kHz, level –30 dBm,
reference level –30 dBm,
RF attenuation 10 dB
preselection = OFF, preamplifier = OFF 2 <0.2 dB (σ = 0.07 dB)
Absolute level uncertainty at 128 MHz
preselection/preamplifier = ON <0.3 dB (σ = 0.1 dB)
DC coupling, RF attenuation ≥10 dB,
preselection= OFF, preamplifier = OFF
2
+20 °C to +30 °C
20 Hz to 10 MHz <0.5 dB (σ = 0.16 dB)
10 MHz ≤ f < 2 GHz <0.3 dB (σ = 0.1 dB)
2 GHz ≤ f < 3.6 GHz <0.5 dB (σ = 0.16 dB)
3.6 GHz ≤ f < 8 GHz, span < 1 GHz <1.5 dB (σ = 0.5 dB)
8 GHz ≤ f ≤ 40 GHz, span < 1 GHz <2 dB (σ = 0.7 dB)
RF attenuation > 40 dB or
f ≥ 3.6 GHz, span ≥ 1 GHz
add 0.5 dB to above values
+5 °C to +45 °C
20 Hz ≤ f < 3.6 GHz <0.6 dB (σ = 0.2 dB)
3.6 GHz ≤ f < 26.5 GHz add 0.5 dB to above values
f ≥ 26.5 GHz add 1.0 dB to above values
RF attenuation > 40 dB or
f ≥ 3.6 GHz, span ≥ 1 GHz
add 0.5 dB to above values
DC coupling, RF attenuation ≥10 dB,
preselection/preamplifier = ON
+20 °C to +30 °C
20 Hz to 10 MHz <0.8 dB (σ = 0.26 dB)
10 MHz ≤ f < 2 GHz <0.6 dB (σ = 0.2 dB)
2 GHz ≤ f ≤ 3.6 GHz <0.8 dB (σ = 0.26 dB)
+5 °C to ≤ +45 °C
Frequency response
referenced to 128 MHz
20 Hz ≤ f ≤ 3.6 GHz <0.9 dB (σ = 0.26 dB)
f = 128 MHz <0.2 dB (σ = 0.07 dB) Attenuator switching uncertainty
0 dB to 70 dB, referenced to 10 dB
attenuation
Uncertainty of reference level setting RF attenuation 10 dB, referenced to
–10 dBm reference level setting <0.15 dB (σ = 0.05 dB)
Quasi-peak display in line with CISPR 16-1
2 Only available in analyzer mode.