Gao Tek

Service Tester checks E1 lines.
Laboratory and Research Supplies and Equipment

Service Tester checks E1 lines.

Designed for installation, acceptance, and maintenance testing of digital transmission systems, model 2120 performs channel testing, alarm analysis, fault detection, and signal analysis of E1 (2 Mb/sec) lines. Product monitors any voice channel at receiving terminal, measures signal voltage and frequency at same time, and displays status of transmission circuit. Test Manager Software suite allows...

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Test & Measurement

Handheld ADSL2+ Tester is portable and multi-functional.

Capable of testing ADSL physical layer, ADSL network layer, and ADSL lines, model 701D is suited for use as digital multi-meter to test subscriber telephone connectivity and line parameters. Battery powered unit can store up to 7 test settings and 1,000 test results, and supports communication with PCs via RS232 interface. Device also operates as ADSL Modem to test Internet data rate, and can...

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Mining, Oil Drilling, Refining Products & Equipment

Automatic Communication Cable Fault Tester is portable.

Integrating functions of ATDR, ohmmeter, megohmmeter and automatic bridge, portable and multi-functional automatic communication cable-fault tester, 8B locates faults such as core wire breakage, misconnection, water absorption and poor installation. Backlit LCD screen displays 6 resistance values between A, B paired lines and connection line. Cold and pressure resistant unit has intelligent...

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Fiber Optic Attenuator works at 1,260-1,620 Nm wavelengths.
Electronic Components & Devices

Fiber Optic Attenuator works at 1,260-1,620 Nm wavelengths.

Offering attenuation levels of 0-25 dB at 0.5 dB intervals, plug-in fixed attenuator provides high stability, low insertion loss, and works at wavelengths from 1,260-1,620 Nm with maximum handling power of 1 W. Device is suited for use in telecom networks, optical fiber CATV, measuring instruments, local area networks, and optical fiber sensors. Optimized for doped fiber technology, units are...

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Electrical Equipment & Systems

Interface Converter transmits at 2,048 Kbps.

With ability to convert NÃ-—64k data streams to E1 PCM signals continuously, CNV-10 interface converter is G.703/V.35 converter, compliant with ITU G.703, G.704, G.706, G.823 and I.431 protocols. It supports E1 transparent transmission when user data transmission rate is set to 2,048k. Product can operate with internal, external, or line clock, and conduct self-detection tests for both local...

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Laboratory and Research Supplies and Equipment

Handheld Instrument provides ADSL testing.

Equipped with backlit LCD, Model WAT-2 tests whether ADSL services can be properly transmitted from central office to subscribers, and can be utilized to verify successful delivery of ADSL services anywhere along local loop. Unit acts as ADSL modem and measures and displays both upstream and downstream bit rates in real time. Offering automatic power off function, tester also automatically...

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Portable Visual Fault Locator has pen-shape design.
Mining, Oil Drilling, Refining Products & Equipment

Portable Visual Fault Locator has pen-shape design.

With measurement range of up to 5 km, Model 3C-04 is used for fiber optic identification and fault location on single mode or multimode fiber, and wavelength loss testing. Locator detects breaks and micro-bends even for jacketed fibers, and laser's high power 650 nm can transmit continuous light or adjustable strobe light. Suitable applications include maintenance of fiber optic networks, LAN,...

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Laboratory and Research Supplies and Equipment

Handheld Analyzer tests E1/Datacom transmission.

Multifunctional model 2135 can analyze, measure, and evaluate transmission quality of telecommunications systems. Portable unit supports E1 frame data monitoring and analysis, double E1 channels testing, and loop delay as well as APS delay, pulse measurement, jitter measurement, and signal level measurement. Also incorporated are test functions such as PCM Simulator, Protocol Converter, and...

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Mining, Oil Drilling, Refining Products & Equipment

Cable Fault Locator can detect faults up to 15 km.

Combining OTDR and Intelligent Bridge Testing functions in one unit, telephone cable fault locator, model 98 allows examination of all kinds of patch cords, ribbon or bunched pigtails and installation and maintenance of fiber optic, telecommunication and CATV networks. Product features LCD screen, backlight display, low voltage warning, automatic power off and energy-saving design. It has dead...

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Laboratory and Research Supplies and Equipment

Portable Network Tester delivers multifunctional operation.

Suited for installation/maintainenance of xDSL networks, handheld GAO321 incorporates all practical functions of testing instruments such as Time-Domain Reflectometer and Digital Multimeter. Color TFT LCD displays results from tests concerning cable length and breaks with max distance of 150 m. Portable unit also supports network layer tests such as Ping, Ipconfig, Tracert, and Route as well as...

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