Techwin Vector Signal Electric Generator Equal to Tektronix Signal Generator

Product Overview: 
Techwin  TW4400(A/C) series signal generators are vector signal generator products with high performances and 
newly proposed . It has excellent vector modulation functions in the frequency range 
of 250kHz~44GHz. The baseband signal generator with the features of easy to set ,flexible 
performance and multiple modulation formats, can edit and download the dedicated waveform and 
simulate variety of signals to fulfill the requirement of users. Techwin  TW4400(A/C) vector signal generator has 
broad internal and external vector modulation bandwidth to meet the demand for broadband signal 
simulation. It has excellent quality for both CW signal and vector modulation signal. It is an ideal 
LO source ,clock source and high performance complex simulation signal source, which are 
mainly used in the comprehensive evaluation of radar system performances, testing of 
high-performance receiver and testing of components' parameters. It is applied to many fields, 
such as aviation, aerospace, radar, communication and navigation equipment. 

Main Features: 
? Vector modulation signal covering 44GHz 
? Excellent vector modulation signal 
? Broad vector modulation signal output
? Internal broadband multi-modulation baseband signal generation function 
? Excellent analog modulation 
? High performance pulse modulation 
? Chinese / English user interface, TFT color LCD screen 
? USB auto upgrades 
? Various interfaces ports
Vector modulation signal can cover 44GHz: 
Techwin  TW4400(A/C) can provide vector modulation signals in the range of 250kHz~44GHz 
to meet the demand of signal simulation in different frequency range. 
Excellent vector modulation signal: 
The vector modulation signal of Techwin , with EVM(% RMS)<2.5%(symbol 
rate 4MHz),origin deviation<-40dBc, can meet the testing demand of radar 
system development and satellite communication. 
Broad vector modulation signal output: 
Techwin  TW4400(A/C)  can generate RF broadband vector modulation signal with 80MHz 
bandwidth through internal baseband and 160MHz modulation bandwidth 
through external I/Q. 

Broadband I/Q input modulation: 
Techwin  TW4400(A/C) supports external arbitrary waveform with RF modulation bandwidth 
of 500MHz. Internal broadband multi-mode baseband signal generation function: 
Techwin can generate digital modulation (real-time) and ARB(64MHz sample
points), 80MHz RF broadband baseband signal. 
Excellent analog modulation: 
Techwin  TW4400(A/C) has excellent analog modulation functions, such as AM,FM,OM and it 
supports the inputs of internal and external modulation sources. AV1443 has excellent 
DCFM function with modulation rate of DC~10MHz and excellent DCOM function 
with modulation rate of DC~1MHz. It has two operation modes: linear AM and log AM, 
with the linear AM modulation depth over 90%. 
High performance pulse modulation: 
Techwin  TW4400(A/C) has high performance pulse modulation function. When the frequency 
is over 3.2GHz, the specifications are modulation depth>80dB,modulation 
speed<20ns,Min. pulse width 40ns. It also supports multiple trigger 
mode ,such as gating and external,etc.
Typical Applications: 
Radar equipment anti-interference performance testing 
Techwin TW4400(A/C)  has wide frequency range, broad vector modulation bandwidth and strong 
signal simulation functions. It can simulate and generate complex interference signals 
of actual combat during the process of anti-interference performance testing of radar 
equipments to make anti-interference testing on the radar equipments.
 
 
Satellite equipments performance testing 
Techwin  TW4400(A/C) can provide vector modulation signal with high accuracy and good 
repeatability to test the performance of the satellite equipments.
 
 
 
Communication countermeasure equipments performance testing 
Techwin  TW4400(A/C) has variety of modulation formats and big modulation bandwidth. It can 
generate the stimulus signals of various modulation formats and bandwidths in the
frequency range of microwave and millimeter-wave to test the performance of
communication countermeasure equipments. 


Chinese / English user interface, TFT color LCD screen
 
 
Techwin  TW4400(A/C)  vector signal generator has large screen, Chinese / English user interface, comfortable to use. 


USB auto upgrades
Techwin   TW4400(A/C) vector signal generator provides a USB port for software upgrade and data 
backup. Users can easily and quickly to use USB to upgrade the software and 
maintenance. 

Various interfaces ports 
Techwin  TW4400(A/C) vector signal generator provides a RS232 interface, GPIB interface, network 
interface and other additional expansion interface. Users can easily perform remote 
control and network upgrades. 

Typical applications 
Performance Testing of Radar Anti-Interference 
Techwin  TW4400(A/C) vector signal generator has wide frequency range, large vector modulation bandwidth and 
powerful signal simulation. It can simulate complex interference signal in the real combat 
environment, and take the performance testing of Radar anti-interference.
Performance Testing of Spaceborne Equipment 
Techwin  TW4400(A/C) vector signal generator can generate the vector signal with high accuracy, good 
repeatability. It can generate vector signal with high accuracy, good repeatability to perform the 
testing of spaceborne equipment. 
Performance Testing of Communication Countermeasure Equipment 

Techwin TW4400(A/C) vector signal generator has various modulation formats and wide modulation bandwidth. 
It can produce a variety of microwave and millimeter wave modulation formats and the testing 
excitation signal of bandwidth to take performance testing of communication countermeasure 
equipment.
 
 
 
Ordering Information: 
Host: Techwin TW4400A Vector signal Generator 250kHz ~ 20GHz 
Techwin TW4400C Vector Signal Generator 250kHz ~ 44GHz