Atec Rohde-Schwarz-ESCI Series User Manual

Page 6

Version 03.00, June 2009

Rohde & Schwarz

R&S

ESCI/ESCI7 EMI Test Receiver

Noise indication (receiver mode)

Nominal, calculated from DANL data, 0 dB RF attenuation, 50 Ω termination
without preamplifier

R&S

ESCI, R&S

ESCI7

9 kHz, BW = 200 Hz

< 5 dBμV

150 kHz, BW = 200 Hz

< 0 dBμV

150 kHz, BW = 9 kHz

< 16 dBμV

1 MHz, BW = 9 kHz

< –4 dBμV

10 MHz to 30 MHz, BW = 9 kHz

< –6 dBμV

30 MHz to 1 GHz, BW = 120 kHz

< 6 dBμV

1 GHz to 3 GHz, BW = 1 MHz

< 16 dBμV

R&S

ESCI7

3 GHz to 7 GHz, BW = 1 MHz

< 20 dBμV

with preamplifier

R&S

ESCI, R&S

ESCI7

9 kHz, BW = 200 Hz

< –15 dBμV

150 kHz, BW = 200 Hz

< –20 dBμV

150 kHz, BW = 9 kHz

< –4 dBμV

1 MHz, BW = 9 kHz

< –14 dBμV

10 MHz to 30 MHz, BW = 9 kHz

< –16 dBμV

30 MHz to 1 GHz, BW = 120 kHz

< –4 dBμV

1 GHz to 3 GHz, BW = 1 MHz

< 6 dBμV

R&S

ESCI7

Average (AV) display

3 GHz to 7 GHz, BW = 1 MHz

< 3 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
Image frequency

> 70 dB

Intermediate frequency

> 70 dB

Spurious response

f > 1 MHz, 0 dB RF attenuation,
without input signal

< –103 dBm

Other interfering signals

∆f > 100 kHz, mixer level < –10 dBm

< –70 dBc

RF shielding

field strength 3 V/m, 0 dB RF attenuation,
50 Ω termination, f ≠ f

level indication < 10 dBμV, nominal

Level display (receiver mode)

digital numeric,

resolution 0.01

Level display

analog

bargraph display separate for each
detector

level axis

10 dB to 200 dB in steps of 10 dB

Spectrum

frequency axis

linear or logarithmic selectable

Detectors

Three detectors can be switched on
simultaneously.

average (AV), RMS, max peak, min peak,
quasi-peak (QPK), CISPR-AV, CISPR-RMS

Units of level display

dBμV, dBm, dBμA, dBpW, dBpT

Measurement time

selectable

33 μs to 100 s

Level display (analyzer mode)
Screen

501 × 400 pixels
(one measurement diagram);
max. two measurement diagrams
with independent settings

Logarithmic level display range

1 dB, 10 dB to 200 dB in steps of 10 dB

Linear level display range

10 % of reference level per level division,
10 divisions

one measurement diagram

Number of traces

two measurement diagrams

Trace detectors

max peak, min peak, auto peak, sample,
quasi-peak, average, RMS

Trace functions

clear/write, max hold, min hold, average

default value

501

Number of measurement points

range

125 to 8001 in steps of approx. a factor of 2