Techwin Vector Signal Function Generator Set
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.
? 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.
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
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.
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
Host: Techwin TW4400A Vector signal Generator 250kHz ~ 20GHz
Techwin TW4400C Vector Signal Generator 250kHz ~ 44GHz