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The Agilent N9344C is a handheld spectrum analyzer (HSA) covering a frequency range of 1 MHz to 20 GHz, tunable down to 9 kHz, with an AC-coupled RF input. It is built for engineers and technicians making measurements in the field, pairing benchtop-class measurement performance with a portable, field-ready form factor so work can be carried out—and trusted—on site, even in tough field environments.
A spectrum analyzer measures signal amplitude across a range of frequencies, revealing the spectral content of an RF or microwave signal. The N9344C is designed specifically for operating in demanding field environments, where its measurement performance gives confidence that the job has been done right. An optional task planner (Option TPN) lets users automate routine measurements to save time and ensure consistent, repeatable results, capture measurement data, and generate reports.
ValueTronics stocks and holds its own inventory in a 20,000-square-foot secure warehouse at 1675 Cambridge Drive in Elgin, Illinois. Every pre-owned unit is inspected and functionally verified in-house before it ships, while new units ship factory-sealed exactly as received from the manufacturer. Serving the test-and-measurement market since 1992, we back our equipment with knowledgeable specialists who understand the instruments we sell.
Agilent Technologies began as the test-and-measurement business of Hewlett-Packard, which spun that business off as Agilent Technologies in 1999. Agilent's electronic measurement business was subsequently established as Keysight Technologies in 2014.
| Specification | Value |
|---|---|
| Frequency | |
| Frequency range | 1 MHz to 20 GHz (tunable to 9 kHz), AC coupled |
| Internal 10 MHz reference aging rate | ± 1 ppm/year |
| Internal 10 MHz reference temperature stability | ± 1 ppm |
| Marker frequency counter resolution | 1 Hz |
| Frequency span range | 0 Hz (zero span), 100 Hz to 20 GHz |
| Frequency span resolution | 1 Hz |
| Frequency span accuracy | ± (0.22% × span + span/(sweep points - 1)) |
| SSB Phase Noise (Center frequency 500 MHz, 20 to 30 °C) | |
| 30 kHz offset | < -86 dBc/Hz, typical -89 dBc/Hz |
| 100 kHz offset | < -97 dBc/Hz, typical -99 dBc/Hz |
| 1 MHz offset | < -115 dBc/Hz, typical -119 dBc/Hz |
| Resolution Bandwidth (RBW) | |
| -3 dB bandwidth | 10 Hz to 3 MHz, 1-3-10 sequence |
| Accuracy | ± 5%, RBW = 10 Hz to 1 MHz; ± 10%, RBW = 3 MHz |
| Resolution filter shape factor | < 5:1 (60 dB/3 dB ratio, digital, Gaussian-like) |
| Video Bandwidth (VBW) | |
| -3 dB bandwidth | 1 Hz to 3 MHz, 1-3-10 sequence |
| Accuracy | ± 10%, VBW = 1 Hz to 1 MHz |
| Amplitude | |
| Measurement range, 1 to 500 MHz | DANL to +10 dBm (preamp off) |
| Measurement range, 500 MHz to 20 GHz | DANL to +20 dBm (preamp off) |
| Input attenuator range | 0 to 50 dB, in 5 dB steps |
| Maximum safe input, average continuous power | +30 dBm, 3 minutes maximum (input attenuator ≥ 20 dB, 1 MHz to 20 GHz) |
| Maximum safe input, DC voltage | ± 50 VDC maximum |
| Displayed Average Noise Level (DANL), Preamp Off | |
| 1 to 10 MHz | -125 dBm, typical -140 dBm |
| 10 MHz to 3 GHz | -137 dBm, typical -142 dBm |
| 3 to 7 GHz | -135 dBm, typical -140 dBm |
| 7 to 10 GHz | -139 dBm, typical -142 dBm |
| 10 to 13 GHz | -137 dBm, typical -140 dBm |
| 13 to 16 GHz | -136 dBm, typical -139 dBm |
| 16 to 18 GHz | -134 dBm, typical -139 dBm |
| 18 to 20 GHz | -126 dBm, typical -131 dBm |
| Displayed Average Noise Level (DANL), Preamp On | |
| 1 to 10 MHz | -140 dBm, typical -156 dBm |
| 10 MHz to 3 GHz | -150 dBm, typical -154 dBm |
| 3 to 6 GHz | -145 dBm, typical -150 dBm |
| 6 to 13 GHz | -151 dBm, typical -155 dBm |
| 13 to 16 GHz | -149 dBm, typical -153 dBm |
| 16 to 18 GHz | -147 dBm, typical -151 dBm |
| 18 to 20 GHz | -137 dBm, typical -142 dBm |
| Level Display and Detection | |
| Level display range, log scale | 10 to 100 dB, 10 divisions, 1, 2, 5, 10 dB/division |
| Level display range, linear scale | 0 to 100%, 10 divisions |
| Scale units | dBm, dBmV, dBµV, W, V, dBmV EMF, dBµV EMF, V EMF |
| Sweep (trace) points | 461 |
| Marker level readout resolution, log scale | 0.01 dB |
| Marker level readout resolution, linear scale | ≤ 1% of signal level |
| Detectors | Normal, positive peak, sample, negative peak, average (video, RMS, voltage) |
| Number of traces | 4 |
| Trace functions | Clear/write, maximum hold, minimum hold, average |
| Level Measurement Error (excluding input VSWR mismatch) | |
| 1 MHz to 7 GHz | ± 1.3 dB |
| 7 to 18 GHz | ± 1.6 dB |
| 18 to 20 GHz | ± 1.8 dB |
| Reference Level | |
| Setting range | -100 to +30 dBm, steps of 1 dB |
| Setting resolution, log scale | 0.01 dB |
| Setting resolution, linear scale | Same as log (2.236 µV to 7.07 V) |
| Accuracy | 0 |
| RF Input VSWR (at tuned frequency, ≥ 10 dB attenuation) | |
| 1 MHz to 7 GHz | < 1.5:1 |
| 7 to 18 GHz | < 2:1 |
| 18 to 20 GHz | < 2.5:1 |
| Spurious Response | |
| Second harmonic distortion, 50 MHz to 7 GHz | < -65 dBc, typical < -70 dBc |
| Second harmonic distortion, 7 to 20 GHz | < -80 dBc, typical < -90 dBc |
| Third order intermodulation (TOI), 50 to 300 MHz | +8 dBm, typical +9 dBm |
| Third order intermodulation (TOI), 300 MHz to 8 GHz | +9 dBm, typical +11 dBm |
| Third order intermodulation (TOI), 8 to 13 GHz | +10 dBm, typical +12 dBm |
| Third order intermodulation (TOI), 13 to 20 GHz | +13 dBm, typical +15 dBm |
| Input related spurious | < -60 dBc, typical < -70 dBc |
| Inherent residual response, 1 MHz to 7 GHz | < -95 dBm, typical -110 dBm |
| Inherent residual response, 7 to 20 GHz | < -85 dBm, typical -93 dBm |
| Sweep | |
| Sweep time range, span ≥ 100 Hz | 2 ms to 1000 s |
| Sweep time range, span = 0 Hz (zero span) | 600 ns to 200 s |
| Sweep mode | Continuous, single |
| Sweep time rule | Accuracy, speed |
| Trigger source | Free run, video, external, RF burst |
| Trigger slope | Selectable positive or negative edge |
| Trigger delay | ± 12 ms to ± 12 s (nominal, zero span) |
| Front Panel Input/Output | |
| RF input connector and impedance | Type-N female, 50 Ω |
| 10 MHz reference input frequency | 10 MHz |
| 10 MHz reference input amplitude | 0 to +10 dBm |
| External trigger voltage | 5 V TTL level |
| Reference/trigger connector | BNC female, 50 Ω |
| Probe power | +15 Vdc, ± 7% at 0 to 150 mA; -12.6 Vdc, ± 10% at 0 to 150 mA (nominal) |
| USB host | USB Type-A female, USB 2.0 full speed |
| USB device | USB Type-mini AB female, USB 2.0 full speed |
| LAN | RJ-45, 10 Base-T |
| General | |
| Display resolution | 640 pixels x 480 pixels |
| Display size and type | 170 mm (6.5 in) TFT color display |
| Languages | English, Simplified Chinese, Traditional Chinese, French, German, Italian, Japanese, Korean, Russian, Spanish, Portuguese |
| Adaptor voltage | 100 to 240 V AC, 50 to 60 Hz, auto-ranging; 15 V DC, 5.3 A, 80 W max |
| Power consumption | 16 W (typical) |
Important: Maximum safe input level: +30 dBm average continuous power (3 minutes maximum, input attenuator setting ≥ 20 dB); ±50 VDC maximum.
Important: To meet published specifications the analyzer must be within its calibration cycle and turned on for at least 30 minutes (warm-up time).
Important: Option PWM (High accuracy power measurement) requires an Agilent U2000 Series USB power sensor; the dynamic range (-60 to +44 dBm) and frequency range (9 kHz to 24 GHz) are sensor dependent. The power sensor is not part of the analyzer.
Important: An external GPS antenna (N934xC-GPA) is offered as an optional accessory for use with the built-in GPS receiver (Option GPS) via the SMA-F external GPS antenna connector.
This pre-owned unit is inspected and functionally verified in-house before it ships and is backed by our pre-owned warranty. To confirm its exact condition, firmware revision, installed options, or included accessories for your application before ordering, contact our Test Architects.
ValueTronics supplies both new and used test and measurement equipment. New units ship factory-sealed, exactly as received from the manufacturer; every used unit is inspected and functionally verified in-house at our 20,000 sq ft secure facility in Elgin, Illinois before it ships. Our Test Architects can help you select the condition, calibration, and configuration that fit your application.
Please review the Manufacturer's Data Sheet to verify published specifications. Feedback on this webpage is always welcome — please reach out to your Test Architect at any time for questions or concerns. Thank you, we truly appreciate you being our customer.
Ships within 48 hours · Estimated delivery Jun 23 - Jun 28
US$40
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