Archive for July, 2010

ADSL2+Tester with a Large Memory

Wednesday, July 28th, 2010

Toronto, Canada – GAO Instruments recommends this ADSL Tester 2+ which is intended to test ADSL, ADSL2, ADSL2+, and RE-ADSL lines. It automatically selects the corresponding ADSL line standards and supports ADSL2+, ADSL2, RE-ADSL2 and downwards compatible with ADSL (G.DMT, G.Lite, T1.413) line standards. Its functions include Line parameter measurement, TX and RX data packet accounting, PING testing, ISP login simulation, and writing VPI, VCI, user name and password automatically.

The ADSL 2+ tester, model A0300010, can write configuration and margin values via Test Manager Pro software by connect through USB and is able to store over 100 test results on board. Further analysis, file printing, result output and software upgrade can be conducted on a PC through TestManagePro software. It has an indicator alarm and shows the connectivity of WAN and LAN by LED. This light, small, one-key operation ADSL tester is an excellent choice for professionals and technicians.

For any sales inquires 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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Water Resistant Fiber Optic Power Meter

Monday, July 26th, 2010

Toronto, Canada – GAO Instruments has rolled out this rugged optical power meter which is an essential test instrument for telecommunications and CATV maintenance. It is intended for use in fiber optics test labs and equally in field testing. This meter is also suitable for absolute optical power and relative loss measurements in fiber optic systems.

The handheld optical power meter, model A0670005, tests optical power within the wavelength range of 800 to 1650nm and displays optical power in mW, dB and dBm. It offers calibrated wavelengths including 850, 980, 1310, and 1550nm. This cost-effective optical power meter features a dust and water resistant design, a low battery warning and quick response time without requiring warm-up. A large battery capacity ensures continuous operation of up to 28 hours. The meter saves test time and decreases potential errors due to its capability of automatic wavelength recognization. Additionally, this energy-saving meter will automatically shut down after ten minutes of inactivity.

For any sales inquires 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 SDH/PDH Transmission Analyzer

Sunday, July 25th, 2010

Toronto, Canada – GAO Instruments recommends its handheld SDH/PDH transmission analyzer which conducts bit error rate (BER) testing. This analyzer features flexible software-defined simulated LED indicators for current and saved alarm status indication. Its compact architecture and high reliability make this transmission analyzer an ideal tool for the installation and troubleshooting of E1, DS3, STM-1/OC-3, STM-4/OC-12 and STM-16/OC-48 lines.

This portable transmission analyzer, model A0300026, incorporates multiple functions such as performance analysis, anomaly/defect analysis, overhead analysis, pointer analysis, automatic tributary scan, automatic protection switching (APS), round trip delay measurement and E1 pulse mask analysis. It offers a memory capacity of 128M to store test results and conforms to G.821, G.826, G.828, G.829, ZM.2100 and M.2101 international standards. While conducting anomaly/defect analysis, it inserts an anomaly/defect at the transmit end and receives at the sink end. Records and statistics of received anomalies/defects can be displayed in tabular and graphic modes. Test results can be downloaded to a computer via the USB port. Its firmware is upgradable via USB, RJ45 or RS232 interface. In addition, the analyzer can work continuously for six hours on a single charge.

For any sales inquires 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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Quadrature Amplitude Modulation (QAM) Analysis Meter

Wednesday, July 21st, 2010

Toronto, Canada – GAO Instruments has rolled out its quadrature amplitude modulation (QAM) analysis meter designed for the installation and maintenance of Digital Video Broadcast (DVB) systems. It complies with DVB-C and ITU J.83 Annex A standards. This meter features C/N measurement, return path testing, voltmeter functionality, spectrum analysis, data logging, analog TV measurement and DVB power measurements including QAM, QPSK and COFDM.

The QAM analysis meter, model A0500005, operates over a wide frequency range of 5MHz to 870MHz with a resolution of 10kHz. It boasts intelligent power management, fast setup and alphanumeric input and allows for easy transfer of test data to a computer or printer. The meter measures and displays parameters such as channel power, MER and BER, signal level of DVB networks at a specific frequency or any carrier within the system range. In addition, this portable analyzer efficiently and accurately tests analog, QAM and FM channels and also functions a voltmeter.

For any sales inquires 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 Signal Level Analyzer Operates over a Wide Frequency Range

Monday, July 19th, 2010

Toronto, Canada – GAO Instruments has released its handheld signal level analyzer designed and manufactured for CATV system installation and testing. This signal level analyzer operates over the frequency range of 5MHz to 870MHz. It features a rugged design and simple operation and measures CATV TILT, C/N and trunk cable voltage.

This portable signal level analyzer, model A0500015, provides a level range of 30dBμV to 115dBμV. It scans up to 125 channels at a speed of 30 channels per minute and stores twenty-three groups of scanned data (up to 100 channels per group). This easy-to-carry analyzer can test CATV signals accurately in both channel (SCAN) and frequency (SPECTRUM) modes. In “SCAN” mode, the analyzer scans all channels and records signal levels in internal memory for later analysis. In “SPECTRUM” mode, the analyzer displays spectrums and conducts tests within certain frequency ranges. This rugged signal level analyzer is configured with a 128X64-matrix backlit LCD screen for clear display of test results.

For any sales inquires 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 Optical Light Source with 1 to 4 Output Wavelengths

Thursday, July 15th, 2010

Toronto, Canada – GAO Instruments recommends this handheld optical light source which is specially designed for maintenance in Telecom, CATV fiber optics and for general fiber optic testing. It provides 1 to 4 output wavelengths to meet specific requirements. The light source includes a 650nm red source and 1310 /1550nm wavelengths for single mode fiber or 850/1300nm wavelengths for multi-mode fibers. It other wavelengths are also available to meet specific needs.

The fiber optic light source, model A0630009, offers CW, 2Hz modulation output at 650nm and CW, 270Hz, 1kHz, 2kHz modulation output at other wavelengths. It has a typical output power of -7dBm for LD and -20dBm for LED with a high stability of ±0.05dB/15mins or ±0.1dB/8h. It is equipped with a backlit LCD screen for clear visibility of test results. Its auto-off function kicks within ten minutes inactivity which prolongs the battery life. The compact size and light weight make it easy for the engineers to use all day in field testing.

For any sales inquires 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 Accurate Parallel Data Acquisition Module

Tuesday, July 13th, 2010

Toronto, Canada – GAO Instruments recommends this parallel data acquisition module providing demo source code for common development platforms. The data acquisition card includes two independent programmable gain channels and three triggering modes which are manual, external and internal. Internal triggering conditions include adjustable level rising and falling edge triggers. It is specially designed for use by anyone from student to professional researcher or engineer who works with PC104 embedded systems.

GAO Instruments’ 12bit dual-channel data acquisition module, model A0710006, allows for quick and easy data acquisition and control to be carried out using a computer. The card is small-sized and features stacked connection and bus drive. It has a memory depth of 4M/CH which can be extended to 8M/CH or 16M/CH. This data acquisition board achieves ±40mV to ±40V voltage signal acquisition. Its sampling rate ranges from 1k to 20M with a low inter-channel phase difference of less than 1°. What’s more, it performs highly accurate measurements with phase consistency.

For any sales inquires 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 E1 Bit Error Rate (BER) Tester

Tuesday, July 13th, 2010

Toronto, Canada – GAO Instruments is offering its handheld E1 BER tester ideally suited for E1 PCM line access, maintenance, inspection and acceptance testing. It provides such functions as BER testing, alarm analysis and signaling analysis. The tester can be used in R&D, production, installation and maintenance of SDH and PDH and data transmission systems. It offers alarm indications for signal loss, AIS, frame loss, Mframe loss, pattern loss, remote alarm, errors and low battery.

This handheld E1 BER tester, model A0300020, performs clock slip measurement, frequency and level measurements as well as out-of-service framed and unframed testing. It provides extensive error detection and indications such as transmission circuit open/short indication. The BER tester has a large memory capacity which can save/recall up to ten user-defined setups and ten sets of results. Test results can be uploaded, saved and printed for analysis via Test Manager Pro™ software. This tester works continuously for up to six hours on a single charge and can be charged with an automobile battery adapter. It boasts upgradable software and a high resolution LCD screen with smart navigation menus. This multi-functional E1 BER tester runs under Windows 98, ME, 2000, NT and XP operating systems.

For any sales inquires 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 Identifier

Tuesday, July 6th, 2010

Toronto, Canada – GAO Instruments is offering its portable optical fiber identifier, which is specifically designed for use in the construction and maintenance of optical fiber communication and CATV systems. It accurately distinguishes optical signals in fibers with service running and avoids undo pressure on the optical fibers.

This easy-to-use fiber optic identifier, model A0640004, identifies multiple signal frequencies including 270Hz, 1kHz and 2kHz. It is equipped with an LED for low power indication and displays the intensity of optical signals. The identifier is able to identify H 0.25 bare fiber and H0.9/H2.5/H3.0 tail fiber. In addition, this fiber optic identifier operates over a wavelength range of 800nm to 1700nm and works continuously for at least eight hours on a full charge.

For any sales inquires 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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