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Handheld CATV Signal Analyzer with Auto Scan Testing Capability

February 2nd, 2012 Posted in GAO Comm News

Toronto, Canada – GAO Comm has announced the release of its portable CATV signal analyzer. This easy-to-use signal analyzer is specially designed and manufactured for CATV system installation, testing and maintenance. It tests CATV signal levels in both channel and frequency modes. In channel mode, the signal analyzer scans all channels and stores the signal levels; in frequency mode, the spectrum is displayed and the frequency range is tested.

This handheld CATV signal analyzer, model A0N00002, operates at a level frequency range of 46 to 870 MHz with a resolution bandwidth of 280 ± 50 kHz. It accurately measures CATV TILT and trunk cable voltage and provides DVB-C digital signal testing including average peak power, MER, BER, and C/N. It features high-speed measurement, auto-off time setup and auto scan testing. It provides a maximum channel scan of 100 channels at a speed of 30 channels/min and stores 23 groups with 100 channels for each group when performing auto scan testing. This CATV signal analyzer is powered by a 7.2 V/1.6 Ah rechargeable battery providing more than 4.5 hours continuous operation and has an AC power supply as well.

This handheld CATV signal analyzer belongs to GAO’s family of CATV Meters & Instruments. This line of products includes handheld signal level analyzers which greatly facilitates installation and testing of CATV systems, Digital Signal Level Meter which performs analog, digital, FM and dual channel measurements and is able to analyze QAM 32 64 128/ITU-TJ.83 Annex A/B/C modulated signals, and Handheld Signal Level Meter which is able to scan 125 channels at the same time and has the ability to display two channels simultaneously. This line of products is widely used for CATV signal testing and is intended for analog and digital television network construction and maintenance.

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@gaocomm.com

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Handheld CATV/QAM Analyzer Intended for both Analog and Digital TV Signal Analysis

January 19th, 2012 Posted in GAO Comm News

Toronto, Canada – GAO Comm has announced the release of its handheld CATV/QAM analyzer which is intended for both analog and digital TV signal analysis. 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. Analog TV index measurement includes C/N, V/A, Tilt, Limit and trunk voltage.

This versatile CATV/QAM analyzer, model A0N00014, offers a spectrum analysis function, CM statistic function, Ping function and bandwidth testing function. It operates at a frequency range of 5 to 1000 MHz and features fast spectrum analysis, auto/limit test function and channel and spectrum scanning. The compact analyzer runs under Linux operating system, has a built-in Web browser and 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 CATV analyzers which is ideal for analog TV channel testing, digital channel power testing and analog TV image monitoring, Handheld Signal Level Analyzer Featuring CATV Testing which tests CATV signal levels in both channel (SCAN) and frequency (SPECTRUM) modes, and Portable CATV Signal Analyzer which measures CATV TILT and trunk cable voltage accurately and also tests DVB-C digital signal features including average peak power, MER, BER, C/N, EVM and provides constellation diagram.

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@gaocomm.com

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Network Tester Combines the Functionality of Both a TDR and DMM into One Unit

January 12th, 2012 Posted in GAO Comm News

Toronto, Canada – GAO Comm has launched its handheld network tester designed for the installation and maintenance of xDSL networks The advanced network tester integrates the functionality of both a Time Domain Reflectometer (TDR) and a Digital Multi- Meter (DMM) into one unit.

This full-featured compact network tester, model A0060002, performs network layer testing including Ping, IPconfig, Tracert and Route, cable length testing, PPPOE dialing, attribute revision, and wiring diagram testing to validate cable link sequence. The network tester also conducts DMM tests such as AC or DC voltage, loop resistance, line capacitance and line insulation.  It tests 4 pairs of non-shielded cables and 4 pairs of shielded cables including CAT5, CAT5E and CAT6. The easy–to-use tester measures the cable length and locates breaks and faults within a maximum distance of 150 m.

This portable network tester offers fixative IP scanning and Web browsing for LAN test and has a memory capacity of 20 MB to store test results. It can be powered by a rechargeable Li-ion battery or a 9.6 V DC adaptor. The embedded software can be upgraded to the latest version through LAN or USB.

This network tester belongs to GAO’s family of Network Testers. This line of products is suited for the installation and maintenance of networks and conduct network testing, cable testing and many other tests. The line also includes a Handheld Portable Gigabit Ethernet Tester which is widely used in BER testing of layer1, layer2, layer3, and RFC-2544. This family is ergonomically designed and easy to carry thus it becomes an ideal choice for technicians.

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@gaocomm.com

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Cisco Compatible 10GBASE-SR X2 Transceiver

January 5th, 2012 Posted in GAO Comm News

Toronto, Canada – GAO Comm is offering its Cisco compatible 10GBASE-SR X2 transceiver which can be used in switches and modules that use X2 transceivers. It is an input/output device which plugs into an Ethernet X2 port of a Cisco switch or router to link the port with the network.

This high performance 10GBASE-SR X2 transceiver, model C015X201, is hot Z-pluggable and features up to 10.3 GBd bi-directional data links and RoHS compliance.

This fully integrated 10.3 Gbit/s optical transceiver module consists of an 850 nm wavelength optical transmitter and a receiver, XAUI interface, Mux and Demux with clock and data recovery (CDR). It uses an 850 nm VCSEL laser diode to achieve a transmission distance of up to 300 m over 50/125 multi-mode fiber (MMF). This transceiver also allows for MDIO and DOM (Digital Optics Monitoring) and has SC duplex connectors. Its optical interface is compliant with IEEE802.3ae and 10GBASE-SR. In addition, the transceiver is compliant with X2 Multi-Source Agreement (MSA).

This Cisco compatible 10GBASE-SR X2 transceiver belongs to GAO’s family of Cisco Compatible Transceivers. This line includes a wide variety of Cisco compatible transceivers with different wavelengths such as Cisco Compatible 10GBASE-LR X2 Transceiver which uses a 1310 nm DML laser diode to achieve a transmission distance of up to 20 km over standard single mode fiber, Cisco Compatible 10GBASE-LR XFP Transceiver, Cisco Compatible 10GBASE-SR XENPAK Transceiver, Cisco Compatible 1.25 Gbps CWDM GBIC Optical Transceiver Series and other similar products. GAO’s pluggable transceivers offer a convenient and cost effective solution for use in data centers, metropolitan area access and ring networks, and storage area networks. GAO’s portfolio of compatible transceivers offers a rich set of choices in terms of speeds, protocols, reaches and accepted transmission media.

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@gaocomm.com

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Clamp Earth Tester Has Automatic Self Calibration Capability

December 22nd, 2011 Posted in GAO Comm News

Toronto, Canada – GAO Comm has announced the release of its handheld single clamp earth tester which simplifies ground loop testing and enables non-intrusive leakage current measurement. It is widely used in telecommunication system, electric power system and in the fields of resistance testing for earth resistance of various equipment and buildings.

This portable single clamp earth tester, model A0E10001, goes beyond the limitations of traditional methods of earth resistance testing as it does not require the disconnection of the ground wire. Earth ground loop testing and continuity testing can be completed without breaking the circuit. It offers a wide ground loop resistance range from 0.01 to 1000 Ω and performs integrated value of ground resistance and also tests the leakage current of ground wires. The clamp earth tester features easy operation, high accuracy measurement, automatic self-calibration ensuring correct measurement and anti-interference capabilities. The tester is equipped with a 4 bits digital LCD display screen and provides a memory capacity of 50 groups of results.

This handheld single clamp earth tester belongs to GAO’s family of Earth Ground Testers. This line of products also includes Double Clamp Earth Resistance Tester which offers self-check function and automatic frequency control (AFC) function, Handheld Earth Ground Tester and Portable DC Ground Fault Locator is able to efficiently perform fault testing for indirect grounding, non-metal grounding, loop grounding, positive and negative grounding, positive and negative balance grounding, and multipoint grounding in DC systems.

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@gaocomm.com

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Multi-Function ADSL/ADSL2+ Tester with Auto Test Function

December 15th, 2011 Posted in GAO Comm News

Toronto, Canada – GAO Comm is offering its multi-function ADSL/ADSL2+ tester designed for ADSL, ADSL2, ADSL2+, and RE-ADSL installation, maintenance and measurement. Given its compact, handheld design and easy-to-use interface, this ADSL/ADSL2+ tester is an excellent tool for technician’s field work. It is commonly used as a digital multi-meter to test subscriber telephone connectivity and line parameters.

This compact ADSL/ADSL2+ tester, model A0010006, provides multiple test functions including upstream and downstream rate measurements, error counts, modem simulation, and PING and Trace testing. It also delivers digital multi-meter (DMM) functionality to test subscriber telephone connectivity and line parameters. By simply plugging the ADSL / ADSL2+ connections into the tester, test results and line parameter measurement are obtained with one push of the “Auto Test” key. Test results can be uploaded, saved and printed through the included software which is upgradeable via an integrated RS-232 interface.

This high-performance tester features auto-off function, voice and LED status indicators and histogram analysis. It has a 24 Mb/s downstream rate and an upstream rate of 1.2 Mb/s. It complies with ADSL, ITU G.992.3, ITU G.992.4, ADSL2+ and ITU G.992 Annex A, B, C, Annex L and Annex M line standards. The tester determines the type of an ADSL line being tested and automatically matches it to the ADSL line standard and then carries out tests accordingly. This portable tester has a maximum transmission distance of 6.5 km. In addition, the embedded chipset is upgradeable via Ethernet interface for future ADSL standards.

This multi-function ADSL/ADSL2+ tester belongs to GAO’s family of ADSL Testers. This line includes a wide variety of testers. A featured product in this line is Portable ADSL2+ Tester which provides such test functions as upstream and downstream rate measurements, error counts, modem simulation, PING and Trace testing. This line also includes other similar ADSL testers such as Operate Portable ADSL/ADSL2+ Tester, Portable xDSL Tester and Pocket Size Handheld ADSL2+ Tester. This line of testers is ideal for ADSL/ADSL2+ network installation and maintenance.

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@gaocomm.com

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PCM Channel Analyzer Featuring Flexible Control Modes

December 8th, 2011 Posted in Uncategorized

Toronto, Canada – GAO Comm is offering its portable and easy-to-use PCM channel analyzer with many full-channel and half-channel testing functions for PCM channel characteristics and error testing for E1. It measures PCM devices, digital switches, carrier wave communication devices and VoIP devices and is especially applicable to science research, manufacturing, engineering installation, check and acceptance as well as maintenance.

This portable PCM channel analyzer, model A0050003, 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 into a single instrument It has functions for measuring PCM voice encoding and decoding performance characteristics. It features touch-panel operation, key-stroke operation, expanded mouse operation, flexible control modes and a convenient Windows’ style GUI. Its built-in generator and receiver, analog input and output interfaces work separately with ICT and OGT. The built-in call set-up circuit can set up testing channels directly by dialling on the tester without the use of a telephone. It performs equal step frequency spots sequence tests and customized frequency spots and selective frequency measuring on all frequency spots.

Users can develop and design voice channel measurement/control systems under a variety of different conditions via USB or Ethernet interface. The analyzer also compares measured results with built-in standard ITU-T tolerance masks to evaluate whether the results indicate a pass or fail. Test results can be uploaded to a computer for further analysis and printed via the included software.

This portable PCM channel analyzer belongs to GAO’s family of CATV Meters & Instruments. This line also includes TDR cable fault locator which is able to automatically locate and indicate the distance to many kinds of RF cable faults such as short circuits, open circuits or high resistance points., digital signal level meter, handheld CATV/QAM analyzer which is designed for both digital and analog TV analysis 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@gaocomm.com

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Handheld xDSL Tester Designed to Test and Analyze VDSL2, ADSL, ADSL2 and ADSL2+ Networks

December 1st, 2011 Posted in GAO Comm News

Toronto, Canada – GAO Comm is offering its handheld xDSL tester designed to test and analyze VDSL2, ADSL, ADSL2 and ADSL2+ networks. The compact tester is an ideal tool for the installation, maintenance and troubleshooting of any xDSL network.

This multi-function xDSL tester, model A0010004, accurately tests the physical, network and application layers at a high speed. It can be used in “ATUR+PC” emulation without an additional ADSL2+/VDSL2 modem or computer. It is capable of Web browsing, Web rate measurement and FTP speed measurement. It confirms whether a line is suitable for xDSL services. Ethernet and cable tests can also be performed.

This xDSL tester also functions as a digital multi meter (DMM) to test loop resistance, insulation resistance, capacitance, AC-DC voltage and estimates wire length. With the PPPoE dial-up function, the tester can obtain an IP address and conduct Ping tests including Ping loss test and Ping loopback latency test.

The compact tester runs under Windows CE operating system and offers a graphical interface and a large memory capacity of up to 2000 ADSL test records. In addition, it has an auto-off function to save power, audio and LED status indicators, and a large true color LCD with touch panel.

This easy-to-operate xDSL tester belongs to GAO’s family of ADSL Testers. This line includes a wide variety of testers. A featured product in this line is Multi-function ADSL/ADSL2+ tester which provides a test solution for ADSL, ADSL2, ADSL2+, and RE-ADSL installation, maintenance and measurement. This line also includes other similar ADSL testers such as Operate Portable ADSL/ADSL2+ Tester and Pocket Size Handheld ADSL2+ Tester. This line of testers is ideal for ADSL/ADSL2+ network installation and maintenance.

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@gaocomm.com

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Portable Data Transmission Analyzer Features Multi-Task Operation

November 24th, 2011 Posted in GAO Comm News

Toronto, Canada – GAO Comm is offering its portable data transmission analyzer for measuring the error rate of data communication and for the analysis of line faults and their causes for the routine maintenance testing of 2M systems, N×64 k communication channels. It is an ideal tool for testing access networks, transmission networks, and digital data networks.

This data transmission analyzer, model A0040006, features a portable handheld design with lanyard, auto configuration and easy operation. It performs online error code testing, 2 MB/s non-framing error code performance testing, 2 MB/s framing N×64 kbit/s channel error code performance testing, alarm testing of signal loss, frequency offset testing, signal level and frequency testing of voice channels, audio frequency testing, loop circuit time lag testing and automatic protection switching time testing (APS). The analyzer also conducts column diagram analysis of alarms and error codes, time slot content analysis, jitter testing and G.821/G.826/M.2100 error code performance analysis.

The analyzer’s multi-task operation allows users to simultaneously conduct tests and browse previous results. As many as 9 test settings and 20 groups of test results can be stored. It communicates with a computer for test data storage and analysis and can be directly connected to a micro printer. In addition, its 4000 mAh, 6 V nickel-hydrogen rechargeable battery allows for more than 8 hours of continuous operation.

This data transmission analyzer belongs to GAO’s family of E1 BER Testers. This line also includes E1/T1 BER Tester and Data Transmission Analyzer, Handheld E1 Bit Error Rate (BER) Tester which is a compact, multi-functional, handheld E1 line test instrument, specially designed for R&D, production, installation and maintenance of SDH, PDH, PCM, and DATA protocol conversion, SDH/PDH Transmission Analyzer and other similar products. This line of products offers GAO’s customers valuable choices.

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@gaocomm.com

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CATV Analyzer Features Unique Interference Immunity Design

November 17th, 2011 Posted in GAO Comm News

Toronto, Canada – GAO Comm is offering its handheld CATV analyzer specially designed for analog TV channel testing, digital channel power testing and analog TV image monitoring. The CATV analyzer is an ideal tool for engineers and other professionals.

This CATV analyzer, model A0N00017, operates over a wide frequency range of 5 to 870 MHz with a frequency step of 10 kHz. It has a level measurement range of 30 to 120 dBuv with 1.5 dB precision for analog channels and a measurement range of 40 to 110 dBuV with ±2.5 dB precision for digital channels. This analyzer provides fast charging mode which is safe and dependable and has a built-in speaker for audio output.

Equipped with a high definition color TFT LCD screen, it is able to display measured data and TV images simultaneously. It communicates with a computer via an RS232 interface for data exchange and has a memory capacity of 256 kB for data storage. Its rubber bumper and shock-resistant design provide extra protection in fieldwork. Its unique interference immunity design allows it to operate reliably even in environments with challenging EMI. In addition, it is powered by 14.4 V 2.1 AH chargeable Li Battery allowing for more than 4 hours of continuous operation when fully charged.

This CATV analyzer belongs to GAO’s family of CATV Meters & Instruments. This line includes a wide variety of CATV instruments such as TDR cable fault locator which is able to automatically locate and indicate the distance to many kinds of RF cable faults such as short circuits, open circuits or high resistance points, digital signal level meter, PCM channel analyzer, handheld signal level analyzer and handheld CATV/QAM analyzer which is designed for both digital and analog TV analysis.

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@gaocomm.com

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