Zhejiang, China
Business Type:
Manufacturer/Factory, Trading Company
Business Range:
Computer Products, Consumer Electronics, Electrical & Electronics, Lights & Lighting, ...

Spectrum Analyzer, Frequency Spectrum Analyzer, Microwave Measurement manufacturer / supplier in China, offering Techwin Portable Microwave Measurement Tw4950 Frequency Spectrum Analyzer, Techwin 300 Times Magnifacation Fusion Splicer Kit Tcw-605 Fiber Optics, Techwin M200 OTDR Optical Tester Tw2100e with Accurate Positioning of Fault Point and so on.

Gold Member Since 2007
Audited Supplier
Supplier Homepage Products Microwave Measurements Techwin Portable Microwave Measurement Tw4950 Frequency Spectrum Analyzer

Techwin Portable Microwave Measurement Tw4950 Frequency Spectrum Analyzer

Get Latest Price
Min. Order / Reference FOB Price
1 Piece US $10,000-15,000/ Piece
Port: Shanghai, China
Production Capacity: 200 Sets Per Week
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram
Model Number: Spectrum Analyzer Tw4950
Place of Origin: Zhejiang, China (Mainland)
Brand Name: Techwin
Frequency Range: 1MHz ~ 18GHz
Sweep Width: 1MHz~18GHz or 0Hz
Resolution Bandwidth: 1Hz ~ 3MHz (Step by 1, 3, 10

You Might Also Like


Basic Info

Model NO.: Spectrum Analyzer TW4950
Weight: Less Than 7kg
Power Supply Mode: DC, Rechargeable Battery
Trademark: Techwin
Transport Package: Standard Carton Package
Specification: CE
Origin: Hangzhou, China
HS Code: 9001909001

Product Description

Techwin Portable Microwave Measurement Tw4950 Frequency Spectrum Analyzer

Techwin Portable Microwave Spectrum Analyzer TW4950 is the new generation portable microwave spectrum analyzer developed by Techwin using broadband microwave component integration design technology, microwave multilayer PCB design technology, efficient voltage transformation system design technology and multi-band sweep & individual thread processing technology. Compared with the last generation product, its frequency range increases by 5 times, display average noise level decreases by 20dB, single sideband phase noise decreases by 20dB and measuring speed increases by 4 times, featured by broad frequency band, high performance index, small size, light weight, flexible power supply and easy maneuvering, suitable for field service.
Techwin Portable Microwave Measurement Tw4950 Frequency Spectrum Analyzer
Main Features:
High measurement speed
Abundant measurement functions
Support both linear sweep and list sweep
Chinese/English menu for easy use
Available in battery power, convenient for field service
Built-in large-capacity memory and USB external memory extension supported
Intelligent battery management function, as long as 4 hours battery service life
 Techwin Portable Microwave Measurement Tw4950 Frequency Spectrum Analyzer

Typical Applications:
In the case of complex field measurement under special testing environment, Techwin Portable Microwave Spectrum Analyzer TW4950 can realize fast measurement of microwave signals, its features of high measurement speed, high measurement accuracy etc. allow it to meet the needs of spectrum monitoring and management departments for spectrum monitoring and management and render it a broad application prospect in mobile communication and radio & television, etc. fields.
Technical Specifications:



Frequency Range

1MHz ~ 18GHz

Reference Frequency

Nominal frequency: 10MHz
Aging rate: ±1×10-8/day, ±1×10-6/year
Temperature stability: ±1×10-6 (0~50ºC, relative to 25ºC)

Frequency Readout Accuracy

Frequency readout accuracy=±(Frequency readout × Frequency reference error +5%×Frequency span+25%×Resolution bandwidth)

Sweep Width

1MHz~18GHz or 0Hz

Resolution Bandwidth

1Hz ~ 3MHz (step by 1, 3, 10)

Video Bandwidth

1Hz ~ 3MHz (step by 1, 3, 10)

Noise Sideband

<-80dBc/Hz             (carrier of 18GHz, 1kHz offset)
<-89dBc/Hz             (carrier of 18GHz, 10kHz, 20kHz, 30kHz offset)
<-91dBc/Hz           (carrier of 18GHz, 100kHz offset)
<-100dBc/Hz            (carrier of 18GHz, 1MHz offset)

Residential Response

≤-82dBm (the preamplifier is off)
≤-95dBm (the preamplifier is on,10MHz ~ 4GHz)

Display Average Noise Level

≤-153dBm (10MHz ~ 4GHz,the preamplifier is on)
≤-133dBm (10MHz ~ 7GHz,the preamplifier is off)
≤-127dBm (7GHz ~ 18GHz)

1dB Compression Point


Second-order Harmonic Distortion

≤-43dBc (50MHz ~ 4GHz)
≤-58dBc (4GHz ~ 18GHz)

Third-order Intermodulation

≥4dBm typical (50MHz ~ 4GHz)
≥8dBm typical (4GHz ~ 18GHz)

Sweep Time

1ms ~ 100s (at zero-span)
100ms ~ 100s (at non zero-span)

Overall-level Uncertainty

±2.7dB (0ºC~ 50ºC, preheated for 30m)

Input Attenuation Range

0 ~ 30dB, 10dB step

Maximum Safety Input Level


Standing Wave Ratio of Input Port Voltage

≤1.8:1 (<13GHz, typical)
≤2.0:1 (13GHz~18GHz, typical)

Power Consumption


Power Supply Mode

DC, rechargeable battery

Battery Service Life

≥2 hours

Input Interface

N-female, 50Ω resistance


Length x width x depth=313mm x 211mm x 87mm


Lighter than 7kg

Packaging & Shipping

Packaging Details:
Standard Export Carton
Delivery Detail:7-15 days after payment

Techwin Portable Microwave Measurement Tw4950 Frequency Spectrum Analyzer
Our Services
Techwin has always provided excellent and practical fiber optic solutions for the industry's needs, and we continue this tradition today. Our high quality fiber test equipment  and innovative reporting software provide the best return on investment in the industry, by lowering overall project cost, and improving customer confidence.

Techwin Portable Microwave Measurement Tw4950 Frequency Spectrum Analyzer


Techwin Portable Microwave Measurement Tw4950 Frequency Spectrum Analyzer

Company Information
Techwin (China) Industry Co., Ltd was established in 1998,focusing on Cable and Antenna Analyzer, Vector Signal Generator, Synthesized Signal Generators, Vector Network Analyzer, Spectrum Analyzer,Fusion Splicer, OTDR, Optical Fiber Power Meter,Fiber Light Source, Cable Fault Locator, Optical Fiber Identifier,Visual Fault Locator,Optical Fiber Talk Set, PON Power Meter, Optical Variable Attenuator,Optical Tool Kit,PLC Splitter,Fiber Coupler etc.Our products and Service are exported to worldwide(More than 90 Countries and Regions) and we create USD10,000,000 for our annual sales,and continue the rapid growth all the time.

Send your message to this supplier

avatar Miss Misty Liu

Enter between 20 to 4,000 characters.

This is not what you are looking for? Post a Sourcing Request Now