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Marker frequency counter, Frequency span (fft and swept mode), Sweep time and triggering – Atec Agilent-N9000A-CXA User Manual

Page 5: Time gating, Sweep (trace) point range, Resolution bandwidth (rbw), Analysis bandwidth, Video bandwidth (vbw), Measurement speed

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5

Marker frequency counter

Accuracy

± (marker frequency x frequency reference accuracy + 0.100 Hz)

Delta counter accuracy

± (delta frequency x frequency reference accuracy + 0.141 Hz)

Counter resolution

0.001 Hz

Frequency span (FFT and swept mode)

Range

0 Hz (zero span), 10 Hz to maximum frequency of instrument

Resolution

2 Hz

Accuracy

Swept

FFT

± (0.25 % x span + horizontal resolution)

± (0.10 % x span + horizontal resolution)

Sweep time and triggering

Range

Span = 0 Hz

Span ≥ 10 Hz

1 μs to 6000 s

1 ms to 4000 s

Accuracy

Span ≥ 10 Hz, swept

Span ≥ 10 Hz, FFT

Span = 0 Hz

± 0.01 % nominal

± 40 % nominal

± 1 % nominal

Trigger

Free run, line, video, external 1, RF burst, periodic timer

Trigger delay

Span = 0 Hz or FFT

Span ≥ 10 Hz, swept

Resolution

–150 to +500 ms

1 μs to 500 ms

0.1 μs

Time gating

Gate methods

Gate length range (except method = FFT)

Gate delay range

Gate delay jitter

Gated LO; gated video; gated FFT

100.0 ns to 5.0 s

0 to 100.0 s

33.3 ns p-p nominal

Sweep (trace) point range

All spans

1 to 40001

Resolution bandwidth (RBW)

Range (–3.01 dB bandwidth)

1 Hz to 3 MHz (10 % steps), 4, 5, 6, 8 MHz

Bandwidth accuracy (power)

1 Hz to 750 kHz

820 kHz to 1.2 MHz (< 3 GHz CF)

1.3 to 2.0 MHz (< 3 GHz CF)

2.2 to 3 MHz (< 3 GHz CF)

4 to 8 MHz (< 3 GHz CF)

± 1.0 % (± 0.044 dB) nominal

± 2.0 % (± 0.088 dB) nominal

± 0.07 dB nominal

± 0.15 dB nominal

± 0.25 dB nominal

Bandwidth accuracy (–3.01 dB)

RBW range

1 Hz to 1.3 MHz

± 2 % nominal

Selectivity (–60 dB/–3 dB)

4.1:1 nominal

EMI bandwidth (CISPR compliant)

200 Hz, 9 kHz, 120 kHz, 1 MHz

(Option EMC or W6141A

required)

EMI bandwidth (MIL STD 461E compliant) 10 Hz, 100 Hz, 1 kHz, 10 kHz, 100 kHz, 1 MHz

(Option EMC or W6141A

required)

Analysis bandwidth

1

Maximum bandwidth

Option B25

Standard

25 MHz

10 MHz

Video bandwidth (VBW)

Range

1 Hz to 3 MHz (10 % steps), 4, 5, 6, 8 MHz, and wide open (labeled 50 MHz)

Accuracy

± 6 % nominal

Measurement speed

2

Local measurement and display update

rate

11 ms (90/s) nominal

Remote measurement and LAN transfer

rate

6 ms (167/s) nominal

Marker peak search

5 ms nominal

Center frequency tune and transfer

22 ms nominal

Measurement/mode switching

75 ms nominal

1. Analysis bandwidth is the instantaneous bandwidth available around a center frequency over which the input signal can be digitized

for further analysis or processing in the time, frequency, or modulation domain.

2. Sweep points = 101.