Frequency
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Frequency range
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R&S®ESR3
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9 kHz to 3.6 GHz
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R&S®ESR3 with R&S®ESR-B29 option
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10 Hz to 3.6 GHz
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R&S®ESR7
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9 kHz to 7 GHz
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R&S®ESR7 with R&S®ESR-B29 option
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10 Hz to 7 GHz
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Level
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Max. RF level (CW)
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RF attenuation ≥ 10 dB;RF preamplifier off RF attenuation ≥ 10 dB;RF preamplifier on
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30 dBm (= 1 W) 23 dBm (= 0.2 W)
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Max. pulse voltage
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RF attenuation ≥ 10 dB input 1 input 2
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150 V 450 V
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Max. pulse energy
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RF attenuation ≥ 10 dB; 10 μs input 1 input 2
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1 mWs 20 mWs
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1 dB compression
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RF attenuation 0 dB; RF preamplifier and preselection off
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+3 dBm, nominal
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IF and resolution bandwiths
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analyzer mode (span ≥ 10 Hz) and receiver mode
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10 Hz to 10 MHz (–3 dB) in 1/2/3/5/10 steps
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analyzer and receiver mode
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200 Hz, 9 kHz, 120 kHz (–6 dB), 1 MHz (impulse bandwidth)
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with R&S®ESR-B29 option in analyzer and receiver mode
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additionally 10 Hz to 100 kHz (–6 dB) in decade steps
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Preselection
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can be switched off in analyzer mode
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16 fixed filters
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Preamplifier
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can be switched on/off
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1 kHz to 7 GHz, 20 dB gain, nominal
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Measurement time
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analyzer mode (sweep time)
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span = 0 Hz: 1 μs to 16 000 s span ≥ 10 Hz (swept): 1 ms to 16 000 s span ≥ 10 Hz (FFT): 7 μs to 16 000 s
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receiver mode (stepped frequency scan) receiver mode (time domain scan)
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50 μs to 100 s (per frequency) 50 μs to 100 s (per frequency subrange)
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Frequency step size
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receiver mode (stepped frequency scan) receiver mode (time domain scan)
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min. 1 Hz 0.25 × IF bandwidth
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Detectors
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receiver mode
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max. peak, min. peak, quasi-peak, RMS, average, average with meter time constant (CISPR average), RMS average (CISPR-RMS)
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Displayed average noise level (DANL)
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receiver mode, nominal, average detector (AV), RF attenuation 0 dB, termination 50 Ω
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preamplifier off
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500 MHz, bandwidth 120 kHz
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<6 dBμV
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3 GHz, bandwidth 1 MHz
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< 17 dBμV
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preamplifier on
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500 MHz, bandwidth 120 kHz
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< –7 dBμV
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3 GHz, bandwidth 1 MHz
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< 5 dBμV
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Number of sweep (trace) points
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analyzer mode (standard)
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101 to 32 001
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analyzer mode (EMI)
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101 to 200 001
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receiver mode
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max. 4 000 000
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realtime analyzer (option)
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801
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Total measurement uncertainly
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CW signal, level 0 dB to –70 dB below reference level, S/N >20 dB, auto sweep time, RF attenuation 10 dB, 20 dB, 30 dB, 40 dB, preselection on, span/RBW <100,95 % confidence level, +20°C to +30°C
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9 kHz ≤ f <3.6 GHz
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0.46 dB
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3.6 GHz ≤ f ≤ 7 GHz
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0.57 dB
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