Keysight N9918BU-233 Spectrum Analyzer
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Keysight N9918BU-233 is a spectrum analyzer option adding full-band analysis to 4 GHz with ±0.3 dB accuracy and 104 dB dynamic range.
Product details
| Model | N9918BU-233 |
| Manufacturer | Keysight |
| Category | Multimeters & DMMs |
| Availability | Made to order |
Description
Overview
Option 233 adds a high-performance, full-band spectrum analyzer to the N9918B FieldFox. It provides comprehensive spectrum analysis with four traces, multiple detector types, radio standard selection, and flexible limit lines. The option supports channel power measurements, AM/FM tune and listen, field strength measurements with antenna factors, and frequency counter markers.
Key Features
- Frequency range 5 kHz to 4 GHz
- ±0.3 dB amplitude accuracy across full band and temperature range (-10 to +55°C)
- Spur-free dynamic range ≥104 dB
- Phase noise ≤-117 dBc/Hz @ 10 kHz offset
- Independent CW source included
- Multiple traces and detector types
- Radio standard selection
- Channel power measurements
- AM/FM tune and listen
- Frequency counter with markers
Optional Features
- Spectrum trace recording and playback (requires Option 236)
- Tracking generator mode (requires Option 210)
Specifications
| Frequency Range | 5 kHz to 4 GHz |
| Amplitude Accuracy | ±0.3 dB (full band, -10 to +55°C) |
| Spur-Free Dynamic Range | ≥104 dB |
| Phase Noise | ≤-117 dBc/Hz @ 10 kHz offset |
| Temperature Range | -10°C to +55°C |
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Keysight N9918BU-233 Spectrum Analyzer
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