E7400A Datasheet, PDF (4/8 Pages) Agilent(Hewlett-Packard) – EMC Analyzers

Frequency response
30 Hz to 3 GHz ³
3.0 GHz to 6.7 GHz
6.7 GHz to 13.2 GHz
13.2 GHz to 26.5 GHz
(10 dB input attenuation)
Absolute¹ Typical Relative
flatness ²
±0.5 dB na
±0.5 dB
±1.5 dB ±0.39 dB ±1.3 dB
±2.0 dB ±0.68 dB ±1.8 dB
±2.0 dB ±0.86 dB ±1.8 dB
Input attenuation switching uncertainty at 50 MHz
Attenuation setting
0 dB to 5 dB
±0.3 dB
10 dB
Reference
15 dB
±0.3 dB
20 to 65 dB
±(0.1 dB + 0.01 x attenuator setting)
Absolute amplitude accuracy Typical
At reference settings ⁴ ±0.34 dB ±0.13 dB
Preamp on ⁵
±0.37 dB ±0.14 dB
Overall amplitude ±(0.54 dB + absolute
accuracy ⁶
frequency response)
RF input VSWR ³ (at tuned frequency, 10 dB attenuation)
E7402A
100 Hz to 100 kHz 1.1:1
100 kHz to 3 GHz 1.4:1
E7405A
100 Hz to 100 kHz 1.1:1
100 kHz to 6.7 GHz 1.3:1
6.7 GHz to 13.2 GHz 1.5:1
13.2 GHz to 22 GHz 2:1
22 GHz to 26.5 GHz 2.2:1
Reference level
Range
–149 dBm to max. mixer level
+ attenuator setting
Resolution
Log scale
±0.1 dB
Linear scale
±0.12% of reference level
Accuracy (reference level ±0.3 dB (–10 dBm to –60 dBm)
– attenuator setting ±0.5 dB (–60 dBm to –85 dBm)
+ preamp gain)
±0.7 dB (–85 dBm to –90 dBm)
Display scale fidelity
Log maximum cumulative
RBW ≥ 1 kHz
dB below reference level
Typical
0 dB (reference) ±0.00 dB ±0.00 dB
> 0 dB to 10 dB
±0.3 dB
±0.08 dB
> 10 dB to 20 dB ±0.4 dB
±0.09 dB
> 20 dB to 30 dB ±0.5 dB
±0.10 dB
> 30 dB to 40 dB ±0.6 dB
±0.23 dB
> 40 dB to 50 dB ±0.7 dB
±0.35 dB
> 50 dB to 60 dB ±0.7 dB
±0.35 dB
> 60 dB to 70 dB ±0.8 dB
±0.39 dB
> 70 dB to 80 dB ±0.8 dB
±0.46 dB
> 80 dB to 85 dB ±1.15 dB ±0.79 dB
RBW ≤ 300 Hz (span > 0 Hz)
0 dB to 98 dB
±(0.3 dB + 0.01 x dB from
reference level)
≥ 98 dB to 120 dB ±(2.0 dB from reference level)³
Log incremental accuracy
0 dB to 80 dB ⁷
±0.4 dB/4 dB from reference level
Linear accuracy
± 2% of reference level
Resolution bandwidth switching uncertainty
(Referenced to 1 kHz RBW, at reference level)
10 Hz to 3 MHz RBW ±0.3 dB
5 MHz RBW
±0.6 dB
10 Hz to 300 Hz RBW ±0.3 dB
Linear to log switching ±0.15 dB at reference level
1. Referenced to 50 MHz amplitude reference (20 °C to 30 °C)
2. Reference to midpoint between highest and lowest frequency response
deviations. (20 °C to 30 °C)
3. Characteristic
4. Reference level –20 dBm; input attenuation 10 dB; center frequency 50 MHz;
RBW 1 kHz; VBW 1 kHz; scale linear or log; span 2 kHz; sweep time
coupled, sample director, signal at reference level.
5. 1 Hz to 300 Hz are only available in spans of ≤ 5 MHz and are not usable
with tracking generator Option 1DN.
6. For reference levels 0 to 50 dBm; input attenuation 10 dB; dc coupled; RFW
1 kHz; VBW 1 kHz; scale loge range 0 to –50 dB from reference level;
sweeptime coupled; signal input 0 to 50 dB; spsn ≤ 20 kHz.
7. 0 to 50 dB for RBWs ≤ 300 Hz and span = 0 Hz, or when auto ranging is off,
or 0 to 30 dB for RBW = 200 Hz.
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