Transmission Line Testers

GAO’s transmission line testers are electronic instruments designed to test the integrity and performance of electrical transmission lines. Our devices measure various parameters such as impedance, voltage, current, and reflection coefficients to detect any faults or anomalies in the transmission lines. By analyzing the data gathered from these tests, transmission line testers can identify issues such as cable faults, insulation problems, and improper termination, which can lead to signal degradation and system failures. Thus our transmission line testers play an important role in ensuring the reliability and efficiency of electrical transmission systems.

GAO’s transmission line testers are composed of test signal generator, probe or test leads, display unit, signal processing and analysis circuitry, and power source.

A transmission line tester is also known as line tester, cable tester, wire tester, signal line tester, communication line tester, network line tester, data line tester, connectivity tester, transmission line analyzer, line quality tester, line integrity tester, cable line analyzer, line impedance tester, line noise tester, line continuity tester, line fault tester, line performance analyzer, line signal analyzer, line impedance analyzer, line condition tester, line voltage tester, line path analyzer, line characterization tester, line diagnostic tool, line inspection device, line verification tool, line integrity analyzer, line signal quality tester, line troubleshooting device and line connectivity analyzer.

Showing 1–24 of 81 results

GAOTek AC Wireless Voltage Tester

SKU: GAOTek-TLT-197
GAOTek AC wireless voltage tester provides grid connection or ring network nuclear phase of two high voltage lines.
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GAOTek Acousto-optic Wireless High Voltage Overhead Transmission Line Phase Tester

SKU: GAOTek–TLT-107
GAOTek Acousto-optic Wireless High Voltage Overhead Transmission Line Phase Tester is a cutting-edge device that combines acousto-optic technology with wireless communication to enable accurate and remote testing of power line phases.
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GAOTek Avoidance Transmission Line Tester

SKU: GAOTek-TLT-155
GAOTek avoidance transmission line Tester is a special instrument for on-site and laboratory to detect various related electrical parameters of the mines lite.
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GAOTek Basic ADSL Tester for xDSL Line test and Maintenance Tools

SKU: GAO-XDSLT--110
GAOTek Basic ADSL Tester is a versatile tool specifically designed for xDSL line testing and maintenance.
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GAOTek Cable Speed Transmission Line Tester

SKU: GAOTek-TLT-279
GAOTek cable speed transmission line tester is used for automatically testing the precise location of the coaxial cable and communication cable’s broken wires, mixed wires, ground gas and related cable fault.
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GAOTek Circuit Breaker Testing

SKU: GAOTek-TLT-189
GAOTek circuit breaker testing has transformer ratio group test, PT, CT transformer polarity test, which overcomes the shortcomings of traditional transformer bridge test.
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GAOTek Current Load Transmission Line Tester

SKU: GAOTek-TLT-157
GAOTek current load transmission line Tester is portable analyzer designed for analyzing current transformers and voltage transformers of protection or measurement use, which is suitable for laboratory and on-site tests.
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GAOTek DC Digital Tester

SKU: GAOTek-TLT-198
GAOTek DC digital tester measures the insulation resistance of insulators in power systems to ensure the reliable and safe operation of transmission lines.
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GAOTek DC Resistance Testers

SKU: GAOTek-TLT-190
GAOTek DC resistance tester has overhauling and changing tap switch, it is also an important detecting project after fault.
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GAOTek DC Resistance Transmission Line Testers

SKU: GAOTek-TLT-191
GAOTek resistance tester has dc resistance is transformer manufacturing of semi-finished products, finished products testing, installation, commissioning test and power sector preventive test will measure project, can effectively find the transformer coil material selection, welding, loose connection parts, short, break the blemish such as manufacturing and running after the existence of hidden dangers.
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GAOTek Digital LCD Tester

SKU: GAOTek-TLT-193
This Digital LCD Tester has test voltage of 5000 V, measuring time of 15 minutes, short circuit current of < 3 mA and range of 5 Mohm to 1000 Gohm.
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GAOTek Display Insulator Transmission Line Tester

SKU: GAOTek-TLT-151
GAOTek display insulator transmission line Tester are mainly used to measure the insulation resistance of insulators in power systems to ensure the reliable and safe operation of transmission lines.
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GAOTek Distance Meter Transmission Line Tester

SKU: GAOTek-TLT-148
This Distance Meter Transmission Line Tester­ has an operating temperature of 5° F to 113° F, range of manual test of 4.97 mi, and resolution of 0.5 M.
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GAOTek Earth Resistance Tester For AC/DC Current (Data Holding)

SKU: GAOTek-PWM-105
GAOTek Earth Resistance Tester for AC/DC Current with Data Holding is an advanced electrical testing instrument designed to measure the resistance of the grounding system in electrical installations.
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GAOTek Earth Resistance Transmission Line Tester

SKU: GAOTek-TLT-162
This Earth Resistance Transmission Line Tester has a length of 6.56 ft, working temperature of 14° F to 104° F, and current camp lead of length 2 m.
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GAOTek Electric Calibrator Transmission Line Tester

SKU: GAOTek-TLT-146
GAOTek electric calibrator transmission Line Tester is the newest product produced by our company by widely visiting users and referring to the advantages of the same kind of products at home and abroad.
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GAOTek Electric Safety Equipment Transmission Line Tester

SKU: GAOTek-TLT-147
This Electric Safety Equipment Transmission Line Tester has a voltage display accuracy of ±5%, output power of 1500 V A, power consumption of ≤30 W.
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GAOTek Fault Distance Transmission Line Tester

SKU: GAOTek-TLT-145
GAOTek fault distance transmission line Tester are used to measure low-resistance, short-circuit, open-circuit, and disconnection faults, as well as high-resistance leakage and high-resistance flashover faults of various power cables with different cross-sections and dielectric (high-frequency coaxial cables, local telephone cables, streetlight cables, underground wires) automatic test report generation.
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GAOTek Fault Line Tester

SKU: GAOTek-TLT-188
This Fault Line Tester has and has an operating temperature of 41 ℉ to 104 ℉, low power alarm of 24.5 V and relative humidity of < 80 % Rh.
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GAOTek Fault Locator Transmission Line Tester

SKU: GAOTek-TLT-156
This Fault Locator Transmission Line Tester has a sampling frequency of 100 MHz, gain of 80 dB, and working temperature of 14° F to 104° F.
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GAOTek Fault Point Locator

SKU: GAOTek-TLT-196
GAOTek fault point locator measures low-resistance, short-circuit, open-circuit, and disconnection faults, as well as high-resistance leakage and high-resistance flashover faults of various power cables with different cross-sections and dielectric (high-frequency coaxial cables, local telephone cables, streetlight cables, underground wires) automatic test report generation.
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GAOTek Frequency tester

SKU: GAOTek-TLT-183
GAOTek Frequency tester has grid connection or ring network nuclear phase of two high voltage lines.
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GAOTek Grounding Fault Transmission Line Tester

SKU: GAOTek-TLT-149
This Grounding Fault Transmission Line Tester has an operating temperature of 41° F to 104° F, test accuracy of 0.1 mA, and low power alarm of 24.5 V.
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GaoTek High Voltage Cable Transmission Line Parameter Tester

SKU: GAOTek–TLT-102
GAOTek High Voltage Cable Transmission Line Parameter Testers are specialized devices designed for accurately measuring and assessing the parameters of high voltage cables used in power transmission lines.
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GAO Tek’s transmission line testers have the following functions:

  • Measuring impedance: GAO’s transmission line testers can measure the impedance of a transmission line, which is a measure of the resistance to the flow of electrical current.
  • Testing insulation: Our transmission line testers can also test the insulation of the transmission line to ensure that there are no leaks or weak spots that could cause electrical interference or safety hazards.
  • Detecting faults: GAO’s transmission line testers can detect a range of faults in a transmission line, such as line breaks, grounding issues, or voltage drops.
  • Characterizing the transmission line: Our transmission line testers can also provide detailed information about the characteristics of the transmission line, such as its capacitance, inductance, and propagation delay.
  • Verifying installation: Our transmission line testers can also be used to verify the installation of new transmission lines or to ensure that existing lines are in compliance with relevant safety and performance standards.

GAO Tek’s transmission line testers are rugged, versatile and precision measurement instruments. They comply with applicable industry standards such as IEEE Standards, IEC Standards, ASTM Standards, and ISO Standards.

Our transmission line testers help our customers comply with relevant U.S. government regulations such as,

  • Occupational Safety and Health Administration regulations
  • National Electrical Code
  • Federal Communications Commission regulations
  • National Institute of Standards and Technology regulations

Our transmission line testers help our clients in complying with relevant Canadian government regulations such as,

  • Canadian Electrical Code
  • Canadian Occupational Health and Safety regulations
  • Measurement Canada regulations
  • Industry Canada regulations

Our transmission line testers have the following applications:

  • Cable fault location: GAO’s transmission line testers can be used to locate faults in underground power cables, such as insulation breakdowns or short circuits.
  • Line impedance measurement: Our transmission line testers can be used to measure the impedance of transmission lines, which is important for determining the quality and efficiency of the line.
  • Transmission line condition assessment: GAO’s transmission line testers can be used to assess the condition of transmission lines, including the presence of corrosion, damage, or other defects that may affect performance.
  • Insulation testing: Our transmission line testers can be used to test the insulation resistance of electrical equipment, including cables, transformers, and switchgear.
  • Waveform analysis: GAO’s transmission line testers can be used to analyze the waveforms of electrical signals on transmission lines, which can provide information about the performance and characteristics of the line.

Our transmission line testers can be shipped overnight within the continental U.S. and Canada, and can be shipped globally.