E1 Testers

GAO Tek’s E1 testers are specialized testing devices used in telecommunications to test and analyze E1 transmission lines. E1 is a digital transmission format widely used in telecommunications networks to carry voice, data, and signaling information. Our E1 testers are designed to ensure the proper functioning and performance of E1 lines by conducting various tests and measurements. 

GAO Tek’s E1 tester is composed of a test interface, control panel/display, signal generator, signal analyzer, and error detector.   

Showing 1–24 of 143 results

10KV Digital Insulation Tester with USB, IP65, 1000 Data Groups – GAOTek

SKU: GAOTek-EIT-119
High-precision 10KV insulation tester with touch display, IP65 protection, 1000 data storage, auto-discharge, USB data upload, and multi-mode testing.

3.5 Inch LCD Color Screen Wireless High Voltage Tester GAOTek

SKU: GAOTek-E1T-132
Wireless High Voltage Tester with 3.5 inch LCD color screen. Provides accurate voltage testing GAOTek.

Arrester Discharge Counter Calibrator Discharge Counter Tester, GAOTek

SKU: GAOTek-E1T-159
Arrester Discharge Counter Calibrator & Tester. Ensures accurate calibration and testing. GAOTek.

Automated Optical Loss Tester with 200 km Range & 7″ Display – GAOTek

SKU: GAOTek-EIT-108
High-speed optical loss tester with 200 km range, 7" touchscreen, automated bidirectional testing, and 12-hour battery life for field use.

Battery Tester – 24V/3A, LCD Display, Multi-Battery – GAOTek

SKU: GAOTek-EIT-113
Versatile battery tester with 24V/3A output, LCD display, and multi-battery compatibility for precise voltage, current, capacity, and resistance testing

Capacity Tester with 8 Channels & 0.003 V Voltage Accuracy – GAOTek

SKU: GAOTek- EWIFI –161
High-precision capacity tester with 8 channels, 0.003 V voltage accuracy, and adjustable charge/discharge modes for versatile testing.

Concrete Crack Depth, Width Tester, Crack Comprehensive Tester – GAOTek

SKU: GAOTek-E1T-120
The HC-F600 Concrete Crack Depth and Width Tester provides comprehensive measurements for crack depth and width in concrete structures GAOTek.

DC Resistance Tester with 10 A Output & 0.1 μΩ Resolution Accuracy – GAOTek

SKU: GAOTek- EWIFI –153
High-precision DC resistance tester with 10 A output, 0.1 μΩ resolution, and 0.2% accuracy, designed for wide 0 Ω to 100 Ω measuring scope.

Digital PH510T High Precision PH Meter Water Quality Tester GAOTek

SKU: GAOTek-E1T-144
Digital PH510T High Precision PH Meter, designed for accurate water quality testing GAOTek.

Digital Portable Turbidity Meter 0-1000 Ntu – GAOTek

SKU: GAOTek-E1T-228
Digital Portable Turbidity Meter, measuring 0-1000 NTU. Compact and efficient for accurate turbidity testing in various water samples.

Digital Water PH Electrode Probe 0 to 14 PH Sensor – GAOTek

SKU: GAOTek-E1T-223
Digital Water pH Electrode Probe, 0-14 pH sensor for water quality testing. Reliable and efficient, for lab and industrial applications GAOTek.

E1 Battery Conductance Tester – Color Touch Screen, 19990S – GAOTek

SKU: GAOTek-EIT-168
Portable battery conductance tester with color touch screen, 19990S range, and 8-hour battery life. Stores 999 test data sets and offers precise voltage and conductance measurements.

E1 Gigabit Ethernet Tester – 8hrs Battery, Dual Port – GAOTek

SKU: GAOTek-EIT-162
Reliable gigabit Ethernet tester with 8-hour battery, dual ports, and support for RFC2544, ITU-T Y.1564, and IEEE standards, for versatile testing.

E1 Lithium Battery Tester – 3200 Max Resistance, 2200mAh – GAOTek

SKU: GAOTek-EIT-164
Efficient lithium battery tester with 3200 max resistance reading, 0.0001V to 60V range, and 2200 mAh battery. Accurate, high-speed measurements.

E1 Optical Fiber Tester with 45 dB Dynamic Range and 20-Hour Standby – GAOTek

SKU: GAOTek-EIT-170
Compact, intelligent fiber testing with high dynamic range and long-lasting battery for field use.

E1 Precision Contact Resistance Tester – 2999.9µΩ, High Current – GAOTek

SKU: GAOTek-EIT-169
Advanced contact resistance tester with continuous high current output, precise measurement up to 2999.9 µΩ, and stable performance in interference conditions.

E1 Tensiometer Ammeter Tester – 320×240 LCD, 0.1µs Pulse – GAOTek

SKU: GAOTek-EIT-166
Advanced tensiometer ammeter tester with 320x240 LCD, 0.1µs pulse width, and versatile flaw detection for precise, non-destructive inspections.

E1 Tension Measuring Tester with 2.4 FN Load and 0.5 Precision – GAOTek

SKU: GAOTek-EIT-171
High-precision E1 Tension Measuring Tester with 0.5% error, 2.4 FN workload capacity, and rated temperature of 14℉ to 140℉.

E1 Tester – 1000V Range, 15+ hr Battery, 2000m Altitude – GAOTek

SKU: GAOTek-EIT-167
Versatile E1 tester with a 1000V range, over 15 hours of battery life, and high-altitude operation up to 2000 meters. Ideal for comprehensive field testing.

E1 Tester – Quad-Core 1.3 GHz, 7000mAh Battery, 5MP – GAOTek

SKU: GAOTek-EIT-165
Robust E1 tester with 10.1" display, 5 MP camera, and 7000 mAh battery. Features quad-core processing and wide temperature range for versatile use.

E1 Ultrasonic Tester – 130dB Gain, 10hr Battery – GAOTek

SKU: GAOTek-EIT-163
Advanced ultrasonic tester with 130 dB gain, 0.2-20 MHz frequency range, and 10-hour battery life. Features automated calibration and precise flaw detection.

EFT Immunity Tester with ±4.8 KV Output, LCD Display, 1200 KHz Max – GAOTek

SKU: GAOTek-EIT-106
EFT tester for immunity tests, featuring ±4.8 KV output, 1200 KHz pulse frequency, programmable settings, and LCD interface for easy control.

EMC Burst Tester with 4.8 KV Output & Built-in 20 A Coupling Network – GAOTek

SKU: GAOTek- EWIFI –152
High-performance EMC burst tester with up to 4.8 KV output, built-in 20 A coupling network, and supports IEC 61000-4-4 standards.

Fiber Basix Mini Power Meter, 300 Hr Battery, Rugged Design – GAOTek

SKU: GAOTek-EIT-112
Portable fiber optic tester with 300-hour battery, 10 dBm to -60 dBm power range, rugged design, and tone detection for accurate fiber identification.

GAO’s  E1 testers have the following functions: 

  • E1 Line Testing: Our E1 testers allow us to conduct thorough testing of E1 communication lines. We can verify the connectivity, integrity, and quality of the E1 circuits, ensuring they meet the required standards. 
  • Signal Generation: Our E1 testers enable us to generate E1 signals for testing purposes. We can easily generate different signal patterns, including unframed, framed, and multi-frame signals, to assess the performance and behavior of the E1 communication system. 
  • Signal Measurement and Analysis: GAO's E1 testers provide precise measurement and analysis of various parameters of E1 signals. We can accurately measure signal level, frequency, error rate, signal-to-noise ratio, and other relevant metrics to evaluate the quality and performance of the E1 lines. 
  • Error Detection and Analysis: OurE1 testers can detect and analyze errors in E1 communication links. It empowers us to identify errors such as CRC errors, frame errors, bit errors, and other types of anomalies that may affect the integrity of the E1 signals. 
  • Clock Synchronization Testing: GAO Tek's E1 testers allow us to assess the clock synchronization between different E1 devices or systems. We can measure the clock accuracy, jitter, and synchronization status to ensure proper synchronization and timing alignment. 

GAO Tek’s E1 testers help our customers comply with relevant U.S. government regulations such as:   

  • Federal Communications Commission (FCC) Regulations 
  • National Institute of Standards and Technology (NIST) Guidelines 
  • Telecommunications Industry Association (TIA) Standards 
  • National Telecommunications and Information Administration (NTIA) Guidelines 
  • Department of Defense (DoD) Regulations 

GAO Tek’s E1 testers help our clients in complying with relevant Canadian government regulations such as: 

  • Innovation, Science, and Economic Development Canada (ISED) Regulations 
  • Canadian Radio-television and Telecommunications Commission (CRTC) Guidelines 
  • Industry Canada (IC) Standards 
  • Canadian Centre for Cyber Security (CCCS) Guidelines 
  • Public Safety Canada (PSC) Regulations 

GAO's E1 testers have the following applications: 

  • E1 Line Testing: Our E1 testers enable us to perform thorough testing and verification of E1 communication lines, ensuring their connectivity, integrity, and quality. 
  • Troubleshooting: GAO'Tek E1 testers identify and diagnose issues in E1 links, such as signal loss, noise, distortion, or synchronization problems. 
  •  Maintenance and Quality Assurance: Our E1 testers are used in maintaining and assuring the performance and integrity of E1 networks through regular testing and quality assurance procedures. 
  • Protocol Analysis: Our E1 testers offer advanced protocol analysis capabilities, allowing us to monitor and analyze protocol signals on E1 lines, detecting anomalies or errors.  

Our E1 testers can be shipped overnight within the continental U.S. and Canada and can be shipped globally.