Keysight (Agilent) N9935A

| Attribute | Value |
|---|---|
| Frequency Range | 100 kHz to 6.5 GHz |
| Displayed Average Noise Level (DANL) | -163 dBm/Hz (typical, with preamplifier enabled) |
| Phase Noise | -104 dBc/Hz at 10 kHz offset (typical, at 1 GHz carrier) |
| Dynamic Range | Up to 107 dB (typical) |
| Resolution Bandwidth (RBW) | 1 Hz to 3 MHz |
| Amplitude Accuracy | ±0.5 dB (typical) |
| Input Impedance | 50 Ohms |
| Display | 6.5-inch daylight-readable color LCD touchscreen (800 x 480 resolution) |
| Battery Life | Approximately 2.5 hours with standard battery pack |
| Operating Temperature Range | -10°C to +55°C |
Keysight (Agilent) N9935A Options:
- N9935A - 030 - Remote Control Capability (iOS remote control via FieldFox app)
- N9935A - 209 - Extended Range Transmission Analysis (ERTA)
- N9935A - 233 - Spectrum Analyzer
- N9935A - 235 - Preamplifier
- N9935A - 236 - Interference Analyzer and Spectrogram
- N9935A - 238 - Spectrum Analyzer Time Gating
- N9935A - 302 - External USB Power Sensor Support
- N9935A - 305 - Distance-to-Fault
- N9935A - 307 - Built-In GPS Receiver
- N9935A - 308 - Vector Voltmeter (VVM)
- N9935A - 309 - DC Bias Variable-Voltage Source
- N9935A - 310 - Built-in Power Meter
- N9935A - 312 - Channel Scanner
- N9935A - 320 - Reflection Measurements (RL, VSWR)
- N9935A - 330 - Pulse Measurements
- N9935A - 350 - Real-Time Spectrum Analyzer (RTSA)
- N9935A - 351 - I/Q Analyzer (IQA)
- N9935A - 355 - AM/FM Analog Demodulation, Tune and Listen
- N9935A - 356 - Noise Figure (NF)
- N9935A - 370 - Over-the-Air (OTA) LTE FDD
- N9935A - 377 - Over-the-Air (OTA) 5GTF
| Model | N9935A |
|---|
The Keysight (Agilent) N9935A FieldFox is a rugged, lightweight handheld spectrum analyzer that delivers precise measurements (± 0.5 dB) without warmup, with 10 MHz real-time bandwidth for detecting intermittent signals, GPS/GNSS support, and RF signal analysis with I/Q data capture, all in a compact 3.0 kg unit.
Ideal for 5G TF, LTE over-the-air testing, and radar pulse profiling, the N9935A includes a Li-ion battery, AC/DC adapter, LAN cable, and soft carrying case for seamless field operations.
Testwall can supply the used Keysight (Agilent) N9935A, fully tested. With expert support and global delivery, Testwall ensures high-performance instrumentation with unmatched reliability and service quality. Please contact us directly if you need calibration or repair of the Keysight (Agilent) N9935A.





