Shenzhen Shijia Instruments Co., Ltd.

Products

Specializing in spectrum analyzers, network analyzers, signal generators, LCR meters, oscilloscopes, power supplies, probes, digital multimeters, data acquisition systems, source measure units, power meters, battery testers, resistance testers and other high-frequency test instruments

N9321C Basic Spectrum Analyzer (BSA)

  • ModelN9321C
  • AttributesSpectrum Analyzer
  • Category KEYSIGHT > Signal / Spectrum Analyzer
  • BrandKEYSIGHT
  • DescriptionThe Keysight N9321C basic spectrum analyzer covers 9 kHz to 4 GHz with high sensitivity and stable performance, ideal for RF product testing, production line inspection and educational labs.

Detailed Introduction Technical Documents

Overview

Keysight N9321C Basic Spectrum Analyzer, with frequency range from 9 kHz to 4 GHz, delivers a reliable and cost-effective measurement solution for general RF test, production line inspection and teaching experiments.


Performance Features

 

Frequency Range: 9 kHz ~ 4 GHz, Frequency Resolution 1 Hz 

Amplitude Accuracy: ±0.3 dB @ 50 MHz

Displayed Average Noise Level: –162 dBm (typical, preamplifier on)

Phase Noise: –90 dBc/Hz @ 10 kHz (1 GHz, typical)

Resolution Bandwidth 10 Hz ~ 3 MHz, Video Bandwidth 1 Hz ~ 3 MHz

461 fixed scan points, fastest sweep time 2 ms

Optional tracking generator, preamplifier, EMI filter and modulation analysis, etc.

 

Applications

General RF test, production line automated test, radio spectrum monitoring, EMC pre-test, university teaching experiments


Technical Specifications

Parameter

Specification

Frequency Range

9 kHz ~ 4 GHz

Frequency Resolution

1 Hz

Resolution Bandwidth (RBW)

10 Hz ~ 3 MHz (1-3-10 stepping)

Video Bandwidth (VBW)

1 Hz ~ 3 MHz (1-3-10 steps)

Amplitude Accuracy (50 MHz)

±0.3 dB

Displayed Average Noise Level (1 GHz, Preamp On)

–161 dBm (typical)

Phase Noise (1 GHz @ 10 kHz)

–90 dBc/Hz (typical)

Input Attenuator

0 ~ 50 dB, 1 dB step

Maximum Safe Input

+33 dBm average (3 minutes)

Sweep Time (Span ≥ 100 Hz)

2 ms ~ 1000 s

Number of Scan Points

461 Points (Fixed)

Display

6.5 Inch, 640×480

Operating Temperature

5 ~ 45℃

Power Consumption

≤25 W

Calibration Cycle

1 Year


Accessories

 

Standard: Power Cord, BNC Cable, N to BNC Adapter, Quick Start Guide, User Manual CD-ROM 


Options:

Preamplifier (P04) 

Precision Frequency Reference (PFR)

Tracking Generator (TG4)

Reflection Measurement Kit (RM4, requires TG4)

EMI Measurement (EMC)

Time Gated Analysis (TMG)

AM/FM Modulation Analysis (AMA)

ASK/FSK Modulation Analysis (DMA)

Baseband Input (BB1)

USB Power Sensor Support (PWM / PWP)

Safety Function (SEC)

Task Planner (TPN)

GPIB Interface (G01)

 

Interfaces

 

Standard Configuration: RF Input (N-type), Calibration Output (BNC), Probe Power, USB, 10 MHz Reference, External Trigger, LAN 

Optional: GPIB (Option G01)

 

Physical Specifications

Item

Dimensions / Weight

Height

132.5 mm

Width

320 mm

Length

400 mm

Net Weight

7.9 kg

Description (SEO)