Optical Cable Routing Detector

May 15th, 2012

Toronto, Canada – GAO Instruments has announced the release of its optical cable routing detector which uses multi-coil electromagnetic technology and advanced digital signal processing techniques for accurate location. It integrates a transmitter and a receiver into one unit which quickly and efficiently detects the route and depth of buried optical fiber cable.

This optical cable routing detector, model C0290001, can identify a target pipeline from multiple pipelines. And different locating modes and functions are used to improve measurement efficiency. It operates at dual frequencies of 480Hz and 31Hz to meet different needs and provides multi transmit modes including injection method, inductance method and clamp method. Injection method provides a maximum distance of pipeline routing of up to 10 km. Inductance method has a maximum pipeline routing distance of up to 3 km and clamp method offers a maximum distance of up to 6 km.

This optical cable route detector measures pipeline depth of burial at a maximum of up to 4.5 m with a measurement accuracy of ±0.05 h ± 5 cm. It also features automatic gain adjustment, pipeline state detection and has a low battery indicator.

This optical cable route detector belongs to GAO’s family of Fiber Optic Instrument. This line can be divided into many categories such as Fusion Splicer, Light Source, and Optical Telephone, and so on. A featured product in fusion splicer category is Digital Fiber Fusion Splicer which is an ideal tool for construction and maintenance of fiber and cable in both field and laboratory applications. Another product is Multi-Function Optical Talk Sets in optical telephone category which is widely used in installation, optical testing, and maintenance and fiber attenuation value testing in data, CATV and telecommunication networks. A lot of other products are also available for the user’s requirements.

For sales inquiries please contact:

1-877 585-9555 ext. 601 – Toll Free (USA & Canada)

1-416 292-0038 ext. 601 – All Other Areas

sales@gaoinstruments.com

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Highly Stable Handheld Fiber Optic Light Source

May 8th, 2012

Toronto, Canada – GAO Instruments  is offering its handheld fiber optic light source which is designed for the maintenance of CATV and telecommunications networks. It can be used in conjunction with other types of test equipment such as power meters and fiber identifiers to test fiber optic cables.

This compact and easy-to-use optical light source, model C0220004, offers high accuracy and reliability for evaluating a wide range of optical devices and systems including WNM. It features 1 to 4 output wavelengths including 650 nm red sources, 1310/1550 nm wavelengths for single mode fiber and 850/1300 nm wavelengths for multimode fiber to meet specific requirements. Other wavelengths are available to meet specific needs.

This high performance handheld fiber optic light source operates at two frequencies: CW, 2 Hz modulation output at 650nm and CW, 270 Hz, 1 kHz, 2 kHz modulation output at other wavelengths. It is powered by 3 AA 1.5 V Alkaline batteries which allows for a very long continual operation time of up to 45 h. Its optional auto-off function will make the instrument deactivated after 10 minutes of the idle time ensuring a long battery life.

This handheld fiber optic light source belongs to GAO’s family of Light Source which includes a lot of similar products that the user need. Another featured and advanced product is Handheld Optical Power Multi Meter which integrates an optical source and optical power meter into one device and has a large memory capacity up to 200 groups test data. A series of similar instruments such as Portable Fiber Optic Visual Light Source, Handheld Laser Source and Handheld Adjustable Light Source all have various functions that the user may need.

For sales inquiries please contact:

1-877 585-9555 ext. 601 – Toll Free (USA & Canada)

1-416 292-0038 ext. 601 – All Other Areas

sales@gaoinstruments.com

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DDS Arbitrary Function Generator/Counter Using VFD Techniques

April 24th, 2012

Toronto, Canada – GAO Instruments is offering its DDS arbitrary function generator/counter. It uses VFD (visible vacuum fluorescent) techniques to create stable and accurate output signals with a wide selection of low distortion standards and arbitrary waveforms. This digital generator/counter is designed for such applications as communication equipment testing and electronic components production.

This direct digital synthesis (DDS) arbitrary function generator and counter, model A0230002, features convenient data input via knob or numerical keyboard and remote SCPI compatible program-control via RS232, GPIB, and USB interfaces. It implements continuous phase adjustment function in trig mode. It also allows for the arbitrary setting of AM modulation from 1% to 120% and the setting of start and end frequency for frequency scan output.

The DDS arbitrary function generator and counter boasts high pulse duty ratio resolution of up to 0.001, high resolution and accuracy of digital FM and 0.1° phase adjustment resolution. It provides standard or internal storage of 27 fixed waveforms and 8 to 16000 configurable memory points for arbitrary waveforms. In addition, the generator can store and recall 10 groups of settings.

This DDS arbitrary function generator/counter belongs to GAO’s family of Logic Analyzers and Generators. This line also includes Digital RF Millivoltmeter and Frequency Counter which utilizes a new kind of micro-controller and measures sinusoidal signal voltage over a wide frequency range of 10 kHz to 2000 MHz, Radio Frequency Signal Generator which features AM and FM modulation functions, Digital Function Generator and DDS Function Generator which is used in development, testing and repair of electronic equipment. The line of products is generally used in designing, testing, troubleshooting, and repairing electronic or electro acoustic devices.

For sales inquiries please contact:

1-877 585-9555 ext. 601 – Toll Free (USA & Canada)

1-416 292-0038 ext. 601 – All Other Areas

sales@gaoinstruments.com

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Portable ADSL2+ Tester for Field Use

April 17th, 2012

Toronto, Canada – GAO Instruments is offering its portable ADSL2+ tester for ADSL technicians and engineers for field use. It is suitable for installation and maintenance in tier-1 ADSL applications.

This multi-function ADSL2+ tester, model A0010003, operates under the Windows™ CE platform. It features a compact size, rugged design with jacket protector and simple operation. It performs line parameter measurements, error counts, line error, digital multi meter (DMM) test functions, modem simulation, ping and trace testing and Web site browsing. It has a maximum transmission distance of 6.5 km and carries out measurements immediately with a simple push of the “Auto Test” key. This powerful tester is also used as a digital multi-meter to test subscriber telephone connectivity and line parameters.

This easy-to-use ADSL 2+ tester offers auto-off functions for energy-saving and various voice alarms and LED indicators. It is equipped with a large storage volume, and test results can be uploaded, saved and printed through the embedded software which is upgradable via an integrated Ethernet or USB interface. In addition, it has a bracket stand for easy use.

This ADSL 2+ tester belongs to GAO’s family of ADSL Testers. This line also includes Multi- function handheld xDSL tester which is designed to test and analyze VDSL2, ADSL, ADSL2 and ADSL2+ networks, Multi-function ADSL/ADSL2+ Tester which provides a test solution for ADSL, ADSL2, ADSL2+, and RE-ADSL installation, maintenance and measurement, Pocket Size Handheld ADSL2+ Tester which is an ideal tool for ADSL/ADSL2+ network installation, maintenance and fault elimination and other similar products.

For sales inquiries please contact:

1-877 585-9555 ext. 601 – Toll Free (USA & Canada)

1-416 292-0038 ext. 601 – All Other Areas

sales@gaoinstruments.com

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Pocket Size Handheld ADSL2+ Tester for ADSL, ADSL2, ADSL2+ and Re-ADSL Testing

April 10th, 2012

Toronto, Canada – GAO Instruments is offering its pocket size handheld ADSL2+ tester. It is an ideal tool for ADSL/ADSL2+ network installation, maintenance and fault elimination.

This multi-function ADSL2+ tester, model A0010007, features easy menu operation, ISP login, IP Ping tests, auto shut off function and audio and LED alarm indications. It performs xDSL line testing for ADSL, ADSL2, ADSL2+ and Re-ADSL. Aside from providing xDSL and dial testing, the tester also functions as a digital multi-meter (DMM). It also provides modem emulation, telephone call functions and line voltage indication.

This handheld ADSL2+ tester is compliant with all known DSLAMs. It has a memory capacity to store up to 50 records. It communicates with a computer through an RS232 interface. In addition, its internal rechargeable 2800 mAH Li-Ion battery allows for 4 to 5 hours of continuous operation.

This pocket size handheld ADSL2+ tester belongs to GAO’s family of ADSL Testers. This line includes a wide variety of testers such as portable ADSL2+ tester which has been widely used by ADSL business operators and Multi-function Handheld xDSL Tester which is designed to test and analyze VDSL2, ADSL, ADSL2 and ADSL2+ networks. This line also includes other similar ADSL testers such as Portable xDSL Tester and Multi-function ADSL/ADSL2+ Tester.

For sales inquiries please contact:

1-877 585-9555 ext. 601 – Toll Free (USA & Canada)

1-416 292-0038 ext. 601 – All Other Areas

sales@gaoinstruments.com

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Handheld CATV/QAM Analyzer Features Fast Spectrum Analysis

March 28th, 2012

Toronto, Canada – GAO Instruments has launched its handheld CATV/QAM analyzer which is intended for both analog and digital TV signal analysis. It conducts analog TV index measurement including C/N, V/A, Tilt, Limit and trunk voltage. Digital TV index measurement includes channel power, MER (modulation error ratio), BER (bit error rate) and constellation diagrams for 16/ 32/ 64/ 128/ 256QAM/ ITU-TJ.83 Annex A/B/C modulation types.

This portable CATV/QAM analyzer, model A0N00014, operates at a frequency range of 5 to 1000 MHz. It offers a fast spectrum analysis function, CM statistic function, Ping function and bandwidth testing function. It also features auto/limit test function and channel and spectrum scanning.

The compact analyzer runs under Linux operating system and has a built-in Web browser. It communicates with a computer via a USB port for simple data communications and storage. Its cable modem testing mode is compatible with DOCSIS 1.X, 2.0 and 3.0. It is powered by a 4.8 V 2.1 Ah rechargeable battery providing more than 6 hours continuous operation when fully charged.

This handheld CATV/QAM analyzer belongs to GAO’s family of CATV Meter & Instrument. This line of products includes Digital Signal Level Meter which is specially designed for use in the maintenance of digital, analog, FM or bilateral networks, TDR Cable Fault Locator which automatically locates and indicates the distance to many kinds of RF cable faults such as short circuits, open circuits or high resistance points, and Portable PCM Channel Analyzer which is widely used to measure PCM devices, digital switches, carrier wave communication devices and VoIP devices.

For sales inquiries please contact:

1-877 585-9555 ext. 601 – Toll Free (USA & Canada)

1-416 292-0038 ext. 601 – All Other Areas

sales@gaoinstruments.com

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Portable xDSL Tester Features DSL Line Self-Identification Connection

March 20th, 2012

Toronto, Canada – GAO Instruments is offering this portable xDSL tester for various xDSL line testing including ADSL, ADSL2, ADSL2+, READSL, and VDSL2. It tests xDSL physical layer parameters and confirms whether a line is suitable for xDSL service.

This portable xDSL tester, model A0010005, operates under Windows CE operating system. It provides xDSL tests such as physical layer tests, modem parameter setting tests, PPPOE properties, PPPOE dial-up, network layer tests and loop back test. It also performs LAN tests including net-card property, PPPOE dial, Web browsing, fixative IP scanning, FTP Client and Web page speed test and DMM tests including loop resistance, capacitance, insulation resistance and voltage. The XDSL tester emulates a PC+ Modem in order to test the connection to the ISP.

This portable tester provides a maximum test distance of up to 6.5 km and features DSL line self-identification connection. It has a large memory capacity of 20 M to save ADSL test records and other data which is transferable through the USB port and LAN. Its embedded software can be upgraded to the latest version. A TFT true color LCD with a touch screen allows for convenient operation and clear display of test results.

This portable xDSL tester belongs to GAO’s family of ADSL testers. This line includes a wide variety of testers. Featured products in this line include Multi-function Handheld xDSL Tester which is designed to test and analyze VDSL2, ADSL, ADSL2 and ADSL2+ networks, Portable ADSL2+ Tester which provides such test functions as upstream and downstream rate measurements, error counts, modem simulation, PING and Trace testing, and Multi-function ADSL/ADSL2+ Tester which provides a test solution for ADSL, ADSL2, ADSL2+, and RE-ADSL installation, maintenance and measurement.

For sales inquiries please contact:

1-877 585-9555 ext. 601 – Toll Free (USA & Canada)

1-416 292-0038 ext. 601 – All Other Areas

sales@gaoinstruments.com

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Multiple Testing Tasks Can Be Accomplished with This E1/Ethernet Tester

March 13th, 2012

Toronto, Canada – GAO Instruments is offering its integrated E1/Ethernet tester, which is a comprehensive test tool for E1, V port and Gigabit Ethernet link maintenance and failure diagnosis. It conducts 50 b/s to 2048 kb/s error testing over multiple V ports and can be used for 10/100/1000M Ethernet cable tests, flux error code tests, connectivity performance tests, RFC2544 performance tests, and traffic testing.

This easy-to-operate E1/Ethernet tester, model A0050004, has PPPoE, FTP download, terminal emulation and Web browsing functions. It also provides a large number of Ethernet diagnostic tools including PING, router trace, a port location tool and a loop-back tool, thus it can meet most cases of Ethernet wiring tests and bandwidth verification.

This portable E1/Ethernet tester allows both on-line tests and off-line loopback and end-to-end tests. It tests throughput, latency, package loss rate and back to back buffer frames and checks network performance indexes. Statistics for Tx/Rx frames, utilization rate, error frame, different length frame, VLAN frame, suspension frame, broadcast frame are available. The E1/Ethernet tester features efficient data management and allows for simple copy, check, deletion and exporting of tested data. It integrates V series data interfaces and RS232 interfaces for data exchange. The E1/Ethernet tester boasts a large 2G data storage SD card, a rugged dustproof design and a color HD touch screen.

This E1/Ethernet tester belongs to GAO’s family of E1 Service Testers. The family also includes E1/Datacom Transmission Analyzer which is designed for performing comprehensive analysis, measurement and evaluation of telecom networks, PCM Channel Analyzer which integrates an analog signal generator/receiver, a selective level meter, a BERT, a signaling generator/receiver, a ring generator/identifier, a Dialer, a DC loop circuit (ICT, OGT), a balanced bridge and a reflecting bridge and other functions into a single instrument.

For sales inquiries please contact:

1-877 585-9555 ext. 601 – Toll Free (USA & Canada)

1-416 292-0038 ext. 601 – All Other Areas

sales@gaoinstruments.com

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Double Clamp Earth Resistance Tester Provides a Self-Check Function and Automatic Frequency Control Function

March 6th, 2012

Toronto, Canada – GAO Instruments is offering its double clamp earth resistance tester which is commonly used in the testing of soil resistivity and leakage current of grounding systems under different conditions. The earth resistance tester integrates a voltage-inducing transformer and a current-sensing transformer to check ground resistance of transformers, anti-lightning systems, high voltage power towers and communication equipment.

This easy-to-use earth resistance tester, model A0E10002, provides a self-check function and automatic frequency control (AFC) function which minimizes interference. It performs on-line measurement, serial testing, and tests the RMS of leakage current and the soil resistivity with high accuracy. The earth resistance tester allows an earth resistance range from 0 to 19.99 kΩ and a leakage current measurement range of 0.0 to 19.9 A. It has a memory capacity of 250 groups and communicates with a computer for data uploading. It is powered by 6 V DC, 4 × 1.5 V AA alkaline dry battery or 4.8 V DC, 4 × 1.2 V AA Ni-MH rechargeable battery.

This intelligent double clamp earth resistance tester belongs to GAO’s family of Earth Ground Testers. The similar product in the line is Single Clamp Earth Tester which goes beyond the limitations of traditional methods of earth resistance testing as it does not require the disconnection of the ground wire. This line of products also includes Handheld Earth Ground Tester and Portable DC Ground Fault Locator which are widely used in detecting reliable ground connections and measuring earth ground resistance.

For sales inquiries please contact:

1-877 585-9555 ext. 601 – Toll Free (USA & Canada)

1-416 292-0038 ext. 601 – All Other Areas

sales@gaoinstruments.com

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Portable Fiber Optic Visual Light Source

February 28th, 2012

Toronto, Canada – GAO Instruments is offering this portable fiber optic visual light source specially designed for the testing and maintenance of telecom, CATV and other fiber optic applications. It features highly stable output power, one-touch switch operation, auto-off function, low battery power indication and a back lit LCD display.

This portable fiber optic visual light source, model C0220002, when used together with GAO Instruments’ portable optical fiber identifier (model C0230002) provides an economic and efficient solution for measuring optical loss in fiber optic cable. It offers 1 to 6 wavelengths of highly stable output including 650 nm visible red light, 1310/1550 nm wavelengths for single mode fiber and 850/1300 nm wavelengths for multimode fiber. Other optional wavelengths are available. This rugged fiber optic visual light source operates at modulation frequencies that include CW, 2 Hz modulation output at 650 nm and CW, 270 Hz, 1 kHz, 2 kHz modulation output at other wavelengths. Its simple operation, highly efficient optical loss measurement, long operation time and durable housing make it one of the most popular choices among similar products on market.

This portable fiber optic visual light source belongs to GAO’s family of Light Source. This line includes a wide variety of light source to meet customers’ different needs. Some similar products are offered for selection such as Handheld Adjustable Light Source which provides 1 to 4 wavelengths and its output power is adjustable according to customer’s specific need, Compact Optical Laser Source which conducts efficient tests relying on its utilization of automatic power control (APC) and automatic temperature control (ATC) techniques, and Handheld Fiber Optic Light Source which offers high accuracy and reliability for evaluating a wide range of optical devices and systems including WNM.

For sales inquiries please contact:

1-877 585-9555 ext. 601 – Toll Free (USA & Canada)

1-416 292-0038 ext. 601 – All Other Areas

sales@gaoinstruments.com

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