Shandong, China
Business Type:
Manufacturer/Factory & Trading Company
Business Range:
Electrical & Electronics, Instruments & Meters, Manufacturing & Processing Machinery
Management System Certification:
ISO 9001, ISO 9000, ISO 14001, ISO 14000, OHSAS/ OHSMS 18001, GMP
OEM/ODM Service
Sample Available
Russian Speaker

Spectrum Analyzer, Signal Analyzer, Analyzer manufacturer / supplier in China, offering 4051 Series Signal/Spectrum Analyzer (3Hz~4GHz/9GHz/13.2GHz/18GHz/26.5GHz/40GHz/45GHz/50GHz/67GHz) Equal to Agilent R&S, 6418 High-Performance Multifunctional OTDR Equal with Exfo, 6416 Palm OTDR Equal with Exfo (the only manufacture of this product) and so on.

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Supplier Homepage Products Microwave Instruments 4051 Series Signal/Spectrum Analyzer (3Hz~4GHz/9GHz/13.2GHz/18GHz/26.5GHz/40GHz/45GHz/50GHz/67GHz) Equal to Agilent R&S

4051 Series Signal/Spectrum Analyzer (3Hz~4GHz/9GHz/13.2GHz/18GHz/26.5GHz/40GHz/45GHz/50GHz/67GHz) Equal to Agilent R&S

Get Latest Price
Min. Order / Reference FOB Price
1 Piece US $25,846-73,535/ Piece
Port: Shenzhen, China
Production Capacity: 500 Pieces / Year
Payment Terms: L/C, T/T
Function: Storage, Cleared
Display: Computer Screen
Usage: Electric Component Tester, Lightning Protection Device Tester
Type: Electric Inductance Measuring Tester
Environment: Room Temperature
Warranty: With Warranty

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Basic Info

Model NO.: 4051
Power Source: AC 85V-265V
Weight: 〉10Kg
Installation: Direct Connected
Customized: Non-Customized
Trademark: Ceyear
Transport Package: Aluminum Transportation Case
Specification: W*H*D= 498mm*192mm*532mm
Origin: China
HS Code: 9030849000
Product Overview:
4051 series signal/spectrum analyzer has excellent performance in test dynamic range, phase noise, amplitude accuracy, and test speed. 4051 series has various test functions including: high-sensitivity spectrum analysis, power measurement, IQ analysis, transient analysis, pulse parameter analysis, audio frequency analysis, analog demodulation measurement, and phase noise test etc., which can provide you reliable high-performance test service. 4051 series has good extension capacity. Its performance can be further improved by flexible configuration of different options. Through various digital and analog signal output interfaces, the spectrum analyzer can be taken to establish test systems or get secondary development. It can be widely used for signal and equipment test in field of aviation, aerospace, radar detection, communication, electronic countermeasures, and navigation etc.
4051 Series Signal/Spectrum Analyzer (3Hz~4GHz/9GHz/13.2GHz/18GHz/26.5GHz/40GHz/45GHz/50GHz/67GHz) Equal to Agilent R&S

Main Features:
1. Wide frequency range
2. Max. 200MHz analyzing bandwidthMax.signal analysis bandwidth:200MHz

3. Excellent test & receiving performance
4. Comprehensive spectrum analysis capability 

5. Transient analysis and signal playback
6. Abundant optional functions
7. Flexible analog & digital signal output interface
8. Easy & convenient operation

Wide frequency range
Covering coaxial frequency range up to 50GHz.
8 optional frequency band configuration, more economical 
Can be configured with broad frequency band preamplifier corresponding to the frequency band of main unit.
The frequency can be extended up to 500GHz (with external frequency extension option).

Maximum 200MHz analyzing bandwidth
Provide 3 analyzing bandwidth configuration: 10MHz (standard), 40MHz, 200MHz etc.
The bandwidth can be flexibly selected: from 10Hz to 200MHz, more than 40 levels.
According to the selected bandwidth, the seamless capture time differs from 2s to several hours.  

Excellent test & receiving performance 
 1GHz measurement DANL is -156dBm/Hz;  with preamplifier on, the typical value is -167dBm/Hz
50GHz measurement DANL is -141dBm/Hz; configured with preamplifier, the typical value is -150dBm/Hz
Full digital IF design, excellent scale fidelity and IF error.

Comprehensive spectrum analysis capability
Support frequency sweep and FFT sweep.
Zero frequency band fast sweep, the fastest sweep time is 1µs
Accurate frequency counting, counting resolution can be 0.001Hz
Sweep point number can be arbitrarily selected among 101~30001
Can be configured with 6 traces, have abundant marker operation functions 
6 wave-detection modes, 3 average types
Time gate measurement support
Occupied bandwidth, channel power, adjacent channel power test functions
Test functions of power statistics, burst power, harmonic distortion, TOI, spurious emission etc.

Transient analysis and signal playback analysis
Frequency-domain and time-domain correlation test is helpful for understanding and deeply analyzing transient signal events.
Waterfall diagram display, analyzing the macroscopic law of analysis signal spectrum changing over time.
Simultaneously analyze the changes of analysis signal frequency, amplitude, and phase over time, to assist the test in the process of power control and frequency locking.
Support 250M samples (64bits accuracy) seamless capture data storage
Support multiple storage formats of signal files: CSV, DAT etc.
Support the playback analysis of signal files

Plentiful optional functions
Phase noise test function
Analog demodulation analysis function
Transient analysis function
Pulse signal analysis function
Audio frequency analysis
External mixer test covering up to 325GHz

Flexible analog & digital signal output interfaces
275MHz~475MHz high/intermediate frequency output, 1 Hz frequency stepping.
10MHz~160MHz IF output, 1Hz frequency stepping, 4-gear automatic gain control level 
Digital reconstruction signal output, provide IF, AM/FM demodulation and IQ demodulation signal output
Digital signal output, 1X or 4X optical fiber output channel, real-time data interface to record broadband IQ data
External-built digital recorder, support two media type: SSD and HDD

Easy & convenient operation
Support both Chinese and English
Humanized automatic tuning and automatic scale
One-click measurement
10.1 inch LCD with 1280*800 resolution, to display the measurement results more clearly
Support multiple auxiliary interfaces of USB, LAN, GPIB, monitor etc. for user's convenience

Typical Applications:
Comprehensive performance assessment of electronic system
As a multifunctional signal/spectrum analyzer, 4051 can be widely used for the comprehensive performance assessment of electronic systems in fields of radar and communication etc., which provides high-sensitivity, large dynamic range, high-precision, and high-efficiency solutions.
Test and diagnosis of transmitter and receiver: 
With the functions of spectrum analysis, spectral power analysis, multi-domain analysis, phase noise test, 4051 can provide comprehensive diagnosis service for transmitter and receiver test.
Can be directly used for the integration of complex test & diagnosis systems, and provide signal output, data output and result analysis for the system.
4051 Series Signal/Spectrum Analyzer (3Hz~4GHz/9GHz/13.2GHz/18GHz/26.5GHz/40GHz/45GHz/50GHz/67GHz) Equal to Agilent R&S

Technical Specifications:
Frequency range3Hz~4GHz/9GHz/13.2GHz/18GHz/26.5GHz/40GHz/45GHz/50GHz
Precise frequency reference
Frequency accuracy: ± (last calibration date × aging rate + temperature stability + calibration accuracy)
Aging rate: ± 1´10-7/year
Temperature stability: ± 1.5´10-8 (20°C ~ 30°C) ± 5´10-8 (0°C ~ 55°C) (±1.5´10-8)
Calibration accuracy: ± 4 ´10-8
Frequency readout accuracy ± (frequency readout × frequency reference accuracy+0.1% frequency band+5% resolution bandwidth+2Hz+0.5 horizontal resolution*) 
*: horizontal resolution = span/ (sweep points number - 1)
Frequency counting accuracy ± (frequency readout × frequency reference accuracy+0.1Hz)
SpanRange:0Hz (zero span), 10Hz~the highest frequency of the model
Accuracy: ± (0.1%× span+span/ (sweep points number-1))
Sweep time rangespan≥10Hz: 1ms~4000s
span=0Hz: 1us~6000s
Resolution bandwidth Range: 1Hz~3MHz (1, 2, 3, 5 stepping)  4, 5, 6, 8, 10MHz
Conversion uncertainty:  £ ± 0.3dB
Video bandwidth 1Hz~3MHz (1, 2, 3, 5 stepping)  4, 5, 6, 8, 10MHz (rated value) 
Signal analyzing bandwidth 10Hz~10MHz (standard), 40MHz (option), 200MHz (option)
Memory depth 500MSamples
Trigger mode Free, power source, video, external level (front panel), external level (back panel), burst RF, timer
Wave-detection mode Normal, positive peak, negative peak, sampling,video average power average, voltage average
SSB phase noise
(1GHz carrier,20°C ~ 30°C)
Frequency offsetFeatureTypical
Residual FM (central frequency 1 GHz, resolution bandwidth 10Hz, video bandwidth 10Hz) ≤(0.25 Hz x N) p-p,the rated value within 20 ms
N is the number of frequency multiple times of LO 
Displayed average noise level (the input end is connected to match load, sampling or average wave detection, the average type is logarithm, 0dBinput attenuation, RF gain takes the DANL as the priority, 20°C ~ 30°C)Frequency rangeFeatureTypical
Frequency rangeWith preamplifier (on)With preamplifier (on,typical)
Frequency response & absolute amplitude accuracy (10dB attenuation,
20°C ~ 30°C)
Frequency rangeFeatureTypical feature
Frequency rangePreamplifier on/offPreamplifier on/off (typical)
Absolute amplitude accuracy (10 dB attenuation, 20°C ~ 30°C, 1 Hz ≤resolution bandwidth≤ 1 MHz, input signal -10 ~ -50 dBm):
±0.24dB                  500MHz
± (0.24dB+frequency response)   all frequency
1dB gain compression (mixer level, dual-tone test, resolution bandwidth is 5kHz, 3MHz frequency interval, 20°C ~ 30°C)Frequency rangeFeature
TOI distortion (
input mixer 2 -10dBm signal test, frequency interval is 50kHz,20ºC~30ºC)
Frequency rangeFeatureTypical feature
Residual response
(the input end is connected to match load, 0dB attenuation)
-100dBm               200kHz~9GHz
-100dBm (rated value)     other frequency
Dimensions W×H×D= 498mm×192mm×532mm (including handle, foot-pad, bottom feet)
W×H×D= 426mm×177mm×460mm (excluding handle, foot-pad, bottom feet)
Weight About 25kg (different configuration cause different weight) 
Power supply AC 220/240V: 50/60Hz
Power consumptionStandby: less than 20W; operating: less than 400W
Temperature rangeOperating temperature: 0°C ~ +50°C; storage temperature: -40°C ~ +70°C
Input connectorAV4051A/B/C/D: type N (female), impedance: 50Ω
AV4051E: 3.5mm (male), impedance: 50Ω
AV4051F/AV4051G/AV4051H: 2.4mm (male), impedance: 50Ω
1. Rated values refer to the estimated performance, or the performance which is useful for the product beyond the warrant range. 
2. Typical value refers to other performance information beyond the product guarantee range; when the performance is over the technical index, 80% of the samples will present 95% confidence within 20°C ~ 30°C temperature range; typical performance excludes test uncertainty 


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