Atec Rohde-Schwarz-ESL Series - Manual (Page 12)

Version 02.00, March 2013
12 Rohde & Schwarz R&S ® ESL EMI Test Receiver
M demodulation
AF
5 MHz,
max. 0.5 × demodulation bandwidth
Measurement range phase deviation <1000 rad
Residual M demodulation bandwidth ≤100 kHz, RMS,
RF = 1 GHz, highpass 300 Hz,
RF input level ≥ (RF attenuation/dB
– 30 dBm) 5 mrad
Carrier power versus time
Display range
noise floor to +20 dBm
Measurement uncertainty unmodulated carrier, S/N > 16 dB,
RF: 50 kHz to 3 GHz typ. 1 dB
Maximum dynamic range demodulation bandwidth 200 kHz typ. 75 dB
Display linearity S/N > 16 dB typ. 0.2 dB
AF spectrum
Span
9 MHz
Resolution bandwidth 1 Hz to 10 MHz
RF spectrum
Span
18 MHz
Resolution bandwidth 1 Hz to 10 MHz
Shape factor 60 dB:3 dB 2.5, nominal
Modulation distortion
Measurement functions
THD, SINAD
Measurement range –100 dB to 0 dB
Resolution 0.01 dB
Measurement uncertainty typ. 0.5 dB
AF frequency range 10 Hz to 5 MHz
Trigger
Trigger functions
RF level, AM, FM, M demodulation