The Rohde & Schwarz ESCS30 is a precision EMI test receiver covering 9 kHz to 2.75 GHz for conducted and radiated emissions testing. It operates as a manual tunable receiver, automatic test system, and IEC/IEEE-bus compatible instrument, serving pre-compliance and full compliance measurement roles across automotive, aerospace, and consumer electronics industries.
Technical Specifications
• Frequency Range: 9 kHz to 2.75 GHz
• Measurement Uncertainty: Typically < 0.5 dB; maximum 1 dB
• Level Measurement Range: −38 dBµV to +137 dBµV
• Noise Figure (9 kHz to 30 MHz, 200 Hz BW): < −25 dBµV without preamplifier; < −34 dBµV with preamplifier enabled
• Noise Figure (30 MHz to 1000 MHz, 120 kHz BW): < +1 dBµV without preamplifier; < −4 dBµV with preamplifier
• Noise Figure (1000 MHz to 2750 MHz, 120 kHz BW): < +5 dBµV without preamplifier; < 0 dBµV with preamplifier
• RF Attenuator: 0 to 60 dB in 5 dB steps
• Preamplifier: Selectable 10 dB gain
• Input Impedance: 50 Ω
• VSWR (f < 1000 MHz): 10 dB RF attenuation
• Maximum Input Level (RF Attenuation > 10 dB): DC 7 V; AC sinewave 137 dBµV (1 W); other 150 V maximum, 10 mWs maximum
• Resolution Bandwidth: 10 Hz to 1 MHz
• CISPR Bandwidths: 200 Hz, 9 kHz, 120 kHz, 1 MHz
• Detectors: Peak, Average, Quasi-peak, RMS-average, CISPR-average outputs
• Frequency Setting Resolution: 10 Hz to 1000 MHz; 100 Hz above 1000 MHz
• Frequency Drift: < 1 × 10⁻⁶ after 30 min warmup
– Key Features
• Ten integrated preselectors: 2 fixed-tuned and 6 tracking filters (9 kHz–1000 MHz); 2 tracking filters (1000–2750 MHz)
• Automated frequency scanning up to 400 preset frequencies
• Multiple test modes: Manual, Auto, Full-auto, Quasi-peak, CISPR-average, RMS-average
• Measurement functions include EMI, EMI scan, EMI pre-scan, EMI sweep, EMI sequence
– Compliance & Standards
CISPR 16-1, VDE 0876, CISPR, EN, ETS, FCC, ANSI C63.4, VCCI, VDE
– Integration
IEC/IEEE-bus interface for system integration and remote control
