10 | Keysight | 8990B Peak Power Analyzer and N1923A/N1924A Wideband Power Sensors - Data Sheet

Key specifications

RF input channels

2

Video input channels

2

Maximum real time sampling rate

Maximum capture length

1 s

Memory depth

Max 2M points

Instrumentation linearity

± 0.8%

Rise time/fall time

RF inputs (Channels 1 and 4)

Frequency range

50 MHz to 40 GHz

Dynamic range

–35 dBm to +20 dBm

Measurement unit

Linear (Watt) or Log (dBm) selectable

Video bandwidth

Minimum pulse width

50 ns

Maximum pulse repetition rate

10 MHz

Input coupling

50 Ω

Vertical scale

0.01 dB/div to 100 dB/div in 1-2-5 sequence or any arbitrary scaling, user defined

1 µW/div to 1 kW/div in 1-2-5 sequence or any arbitrary scaling, user defined

Offset

± 99 dBm with 0.01 dB resolution

ETS threshold

500 ns, 1 µs, 2 µs, 5 µs, 10 µs

Video inputs (Channels 2 and 3)

General characteristics

Video bandwidth

1 GHz

Input impedance

50 Ω ± 2.5%, 1 MΩ ± 1% (11 pF typical)

Input coupling

1 MΩ: AC (3.5 Hz), DC

50 Ω: DC

Vertical scale

1 MΩ: 1 mV/div to 5 V/div in 1-2-5 sequence or any arbitrary scaling, user defined

50 Ω: 1 mV/div to 1 V/div in 1-2-5 sequence or any arbitrary scaling, user defined

DC gain accuracy

± 2% of full scale at full resolution on channel scale ± 5 °C from cal temp

Offset accuracy

Maximum input voltage

1 MΩ: 150 V RMS or DC, CAT I

± 250 V (DC + AC) in AC coupling

8990B Peak Power Analyzer Specifications

Offset range

Vertical sensitivity

Available offset

1 MΩ

1 mV to < 10 mV/div

± 2 V

10 mV to < 20 mV/div

± 5 V

20 mV to < 100 mV/div

± 10 V

100 mV to < 1 V/div

± 20 V

1 V to 5 V/div

± 100 V

50 Ω

± 12 div or ± 4 V, whichever is smallest

1. For RF input channel 1 and 4.

2. For video input channel 2 and 3.

3. Specification applies only when the Off video bandwidth is selected.

4. Video bandwidth tested by measuring peak-to-average on a two-tone separation signal at +10 dBm, frequency set at 1 GHz. Test limit set at 2 dB roll off

from the nominal 3 dB peak-to-average flatness graph.

5. 50 Ω input: Full scale is defined as 8 vertical divisions. Magnification is used below 10 mV/div, full-scale is defined as 80 mV. The major scale settings are

5 mV, 10 mV, 20 mV, 50 mV, 100 mV, 200 mV, 500 mV, and 1 V.

1 MΩ input: Full scale is defined as 8 vertical divisions. Magnification is used below 5 mV/div, full-scale is defined as 40 mV. The major scale settings are

5 mV, 10 mV, 20 mV, 50 mV, 100 mV, 200 mV, 500 mV, 1 V, 2 V, and 5 V.