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Room 402, Building 7b, Liandong U Valley, No. 317 Mudong Road, Wuzhong District, Suzhou City
Suzhou Zhanwen Electronic Technology Co., Ltd
Room 402, Building 7b, Liandong U Valley, No. 317 Mudong Road, Wuzhong District, Suzhou City
Tonghui Precision Impedance Analyzer TH2839seriesProduct Details
Tonghui Precision Impedance Analyzer TH2839seriesOverview
The TH2839 series adopts the automatic balanced bridge technology with a wide impedance measurement range. Its basic accuracy of 0.05% and frequency range of 20Hz-10MHz can meet the measurement requirements of components and materials. It is a powerful tool for electronic component design, inspection, quality control, and production testing. Its excellent performance and functionality provide powerful tools for the design and development of circuits, as well as the research and development of materials (electronic and non electronic). TH2839, with its * * performance, can achieve various tests according to commercial standards and * * standards such as IEC and MIL standards.
high precision
Compared with ordinary LCR bridges, the automatic balancing bridge can ensure higher frequency accuracy over a wider frequency range! The following figure takes the Tonghui bridge as an example to compare the accuracy difference between the automatic balancing bridge and the ordinary bridge in the frequency range of 0-10MHz. At present, Tonghui's automatic balancing bridges include TH2839 series, TH2838 series, and TH2828 series.
Material dielectric constant test
The TH2839 series, together with the specialized material testing fixture TH26077 and the upper computer software, can conveniently and * * measure the dielectric constant of materials at different frequencies.

Impedance analysis software (equivalent circuit analysis software)
In real life, different types of devices can be equivalent to a simple circuit model consisting of 3-4 devices. The upper computer of the impedance analyzer provides 7 basic circuit models for equivalent devices. This software also provides automatic matching function, which means that if the tested part is a black box, the software automatically matches the model that matches it and calculates the parameters. You can compare the impedance fitting curve of the simulated equivalent circuit parameter values with the actual measured impedance curve, or fit it according to the model you choose based on the parameters you input. The equivalent circuit model of this function can be directly output as a TXT document for users to save and use.

Tonghui Precision Impedance Analyzer TH2839seriescharacteristic
★ Test frequency: 20Hz-10MHz, resolution: * 1mHz high
★ Measurement accuracy: 0.05%
★ Test speed: * Fast 7.7ms/time
★ Testing principle: Automatic balancing bridge
★ High stability and consistency: up to 15 test range configurations
★ High resolution: 7 inches, 800 × 480 resolution
★ Multi functional parameter list scanning
★ Multi parameter graphical scanning function
★ Automatic polarity function of varactor diode
★ Ls RDC simultaneous testing
★ 10 level sorting function, sorting results sound and light alarm
★ Storage space: Built in: 40 sets of configuration files USB extension: 500 sets of configuration files
★ Data recording files, image files
★ High compatibility: Supports SCPI instruction set compatibility with KEYSIGHT E4980A, E4980AL, HP4284A, etc
Tonghui Precision Impedance Analyzer TH2839seriesspecification
model |
frequency range |
Basic accuracy |
Test end configuration |
DC bias voltage |
DC bias current |
TH2839 |
20Hz-10MHz |
0.05% |
Four end pairing |
0±40V |
0±100mA |
TH2839A |
20Hz-5MHz |
0.05% |
Four end pairing |
0±40V |
0±100mA |