Tonghui Electronic
Principles
Share The Future Technology
Changzhou Tonghui Electronic Co., Ltd, the leading manufacturer in electronic test and measurement instruments, was founded in 1994 with high grade R&D center. High quality, good service and customer orientation help Tonghui to go public in 2015 with stock code 833509. [Read More]
1994
FOUNDED IN
Products
TH2851-130
Precision Imdepance Analyzer
Frequency 10Hz-130MHz.
Basic Accuracy: 0.08%
Auto Balance Bridge Technology
AC Signal: 5mV-2V
DC Bias: 0+/-40V, 0+/-100mA
Frequency 10Hz-130MHz.
Basic Accuracy: 0.08%
Auto Balance Bridge Technology
AC Signal: 5mV-2V
DC Bias: 0+/-40V, 0+/-100mA
TH2840B
Super Fast LCR Meter
Frequency 20Hz-2MHz.
Basic Accuracy: 0.05%
AC Signal: 20V/100mA
DC Bias: 0+/-40V, 0+/-100mA
AC Current Source: +/-2A
Frequency 20Hz-2MHz.
Basic Accuracy: 0.05%
AC Signal: 20V/100mA
DC Bias: 0+/-40V, 0+/-100mA
AC Current Source: +/-2A
TH2690
fA meter/ Electrometer/ High Resistance Meter
Current Range: 0.1fA-20mA
Resistance Range: 10PΩ
Voltage Range: 1uV-20V
Electric Charge Range: 1fC-2uC
Built in Voltage Source +/-1000V
Temperature measurement
Humidity measurement
Current Range: 0.1fA-20mA
Resistance Range: 10PΩ
Voltage Range: 1uV-20V
Electric Charge Range: 1fC-2uC
Built in Voltage Source +/-1000V
Temperature measurement
Humidity measurement
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Precision Imdepance Analyzer
Frequency 10Hz-130MHz.
Basic Accuracy: 0.08%
Auto Balance Bridge Technology
AC Signal: 5mV-2V
DC Bias: 0+/-40V, 0+/-100mATH2851-130Precision Imdepance Analyzer
Frequency 10Hz-130MHz.
Basic Accuracy: 0.08%
Auto Balance Bridge Technology
AC Signal: 5mV-2V
DC Bias: 0+/-40V, 0+/-100mA -
Super Fast LCR Meter
Frequency 20Hz-2MHz.
Basic Accuracy: 0.05%
AC Signal: 20V/100mA
DC Bias: 0+/-40V, 0+/-100mA
AC Current Source: +/-2ATH2840BSuper Fast LCR Meter
Frequency 20Hz-2MHz.
Basic Accuracy: 0.05%
AC Signal: 20V/100mA
DC Bias: 0+/-40V, 0+/-100mA
AC Current Source: +/-2A -
fA meter/ Electrometer/ High Resistance Meter
Current Range: 0.1fA-20mA
Resistance Range: 10PΩ
Voltage Range: 1uV-20V
Electric Charge Range: 1fC-2uC
Built in Voltage Source +/-1000V
Temperature measurement
Humidity measurementTH2690fA meter/ Electrometer/ High Resistance Meter
Current Range: 0.1fA-20mA
Resistance Range: 10PΩ
Voltage Range: 1uV-20V
Electric Charge Range: 1fC-2uC
Built in Voltage Source +/-1000V
Temperature measurement
Humidity measurement -
Digit Multimeter
6 1/2 Digit
Max Reading 1200000
4.3" LCD Display
Capacitance test.TH1963Digit Multimeter
6 1/2 Digit
Max Reading 1200000
4.3" LCD Display
Capacitance test. -
Frequency 20Hz-5MHz
Basic Accuracy: 0.05%
Auto Balance Bridge Technology
Spot measurement, list sweep and graphic sweepTH2839AFrequency 20Hz-5MHz
Basic Accuracy: 0.05%
Auto Balance Bridge Technology
Spot measurement, list sweep and graphic sweep -
Hipot Tester
Voltage: AC 0.1-5KV, DC 0.1-6KV
Current: AC 0-10mA, DC 0-5mA
Insulation Resistance: 0.1MΩ-10GΩ
Parallel Eight ChannelTH9010Hipot Tester
Voltage: AC 0.1-5KV, DC 0.1-6KV
Current: AC 0-10mA, DC 0-5mA
Insulation Resistance: 0.1MΩ-10GΩ
Parallel Eight Channel -
Insulation Resistance Meter
Test Voltage: 1V-1000V
Test Resistance Range: 100KΩ-10TΩTH2683AInsulation Resistance Meter
Test Voltage: 1V-1000V
Test Resistance Range: 100KΩ-10TΩ -
Digit Multimeter
6 1/2 Digit
Max Reading 1200000
4.3" LCD Display
Capacitance test.
Economic TypeTH1963ADigit Multimeter
6 1/2 Digit
Max Reading 1200000
4.3" LCD Display
Capacitance test.
Economic Type -
Impluse Winding Tester
Pulse Voltage output: 100V-5KV
Waveform sampling rate: 200Msps
The min test inductance 10uH
Pass/Fail sound/light alarm output
Single ChannelTH2883-5Impluse Winding Tester
Pulse Voltage output: 100V-5KV
Waveform sampling rate: 200Msps
The min test inductance 10uH
Pass/Fail sound/light alarm output
Single Channel
News
Solutions
Semiconductor / Amorphous magnetic ring / New energy battery...
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The video for the small tips about open circuit of LCR meter has been released.
2022-06-24
The video for samll tips about open circuit has been released - The video for the brief Introduction of TH300 has been released 2022-02-14
- The video for the basic operation of TH2851 has been released 2022-02-11
- Holiday Notice for Spring Festival 2022-01-25
- Introduction of TH2840X, Super Fast Automatic Transformer Test System 2021-12-15
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