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Total absolute amplitude accuracy, Reference level, Display scale switching uncertainty – Atec Agilent-N9000A-CXA User Manual

Page 7: Display scale fidelity, Trace detectors

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7

Input attenuation switching uncertainty

Specifications

Additional information

Attenuation > 2 dB, preamp off

Relative to 10 dB

(reference setting)

50 MHz (reference frequency)

100 kHz to 3.0 GHz

3.0 to 7.5 GHz

7.5 to 26.5 GHz

± 0.32 dB

± 0.15 dB typical

± 0.30 dB nominal

± 0.50 dB nominal

± 0.70 dB nominal

Total absolute amplitude accuracy

(10 dB attenuation, 20 to 30 °C, 1 Hz ≤ RBW ≤ 1 MHz, input signal –10 to –50 dBm, all settings auto-coupled except

Auto Swp Time = Accy, any reference level, any scale, σ = nominal standard deviation)

At 50 MHz

At all frequencies

100 kHz to 10 MHz

10 MHz to 2.0 GHz

2.0 to 3.0 GHz

± 0.40 dB

± (0.40 dB + frequency response)

± 0.60 dB (95th Percentile ≈ 2σ)

± 0.50 dB (95th Percentile ≈ 2σ)

± 0.60 dB (95th Percentile ≈ 2σ)

Preamp on

(Option P03/P07/P13/P26)

± (0.39 dB + frequency response) nominal

Input voltage standing wave ratio (VSWR) (≥ 10 dB attenuation)

Option 503, 507

Option 513, 526

10 MHz to 3 GHz

< 1.5 nominal

< 1.3 nominal

3 to 7.5 GHz

< 2.0 nominal

< 1.4 nominal

7.5 to 26.5 GHz

N/A

< 1.9 nominal

Resolution bandwidth switching uncertainty (referenced to 30 kHz RBW)

1 Hz to 3 MHz RBW

± 0.15 dB

4, 5, 6, 8 MHz RBW

± 1.0 dB

Reference level

Range

Log scale

Linear scale

–170 to +23 dBm in 0.01 dB steps

Same as log (707 pV to 3.16 V)

Accuracy

0 dB

Display scale switching uncertainty

Switching between linear and log 0 dB

Log scale/div switching

0 dB

Display scale fidelity

–80 dBm ≤ input mixer level

< –15 dBm

± 0.15 dB total

–15 dBm ≤ input mixer level

< –10 dBm

± 0.30 dB

± 0.15 dB typical

Trace detectors

Normal, peak, sample, negative peak, log power average, RMS average, and voltage average

Preamplifier (Option P03/P07/P13/P26)

Frequency range

Option P03

Option P07

Option P13

Option P26

100 kHz to 3.0 GHz

100 kHz to 7.5 GHz

100 kHz to 13.6 GHz

100 kHz to 26.5 GHz

Gain

100 kHz to 26.5 GHz

+20 dB nominal

Noise figure

100 kHz to 26.5 GHz

DANL + 176.24 dB nominal