Toronto, Canada - GAO Tek Inc. announces the release of optical device, handheld optical time domain reflectometer (OTDR). It is widely used in loss characteristics analysis and fault point searching in fiber optic manufacture, installation and maintenance.

This portable OTDR can display the length, attenuation coefficient, connection point, fault point and loss distribution curves of the fiber, as well as, loss between two points, splice loss, and return loss. The easy-to-use and multi-functional device is designed to be durable even for outdoor operations. Further, GAO¡¯s handheld OTDR is compatible with CATV, ISP and Telecommunications Fiber Networks.

Handheld OTDR (GAO3620) provides the following features:

1. Portable design, convenient for outdoor testing 2. Simple operation menu and user friendly 3. Supports two markers combined 4. Supports zooming in and out for curve details 5. Automatically searches fault points and creates a list 6. Test data efficiently 7. Rapid response time: Able to finish 50km fiber measurement in 30s with high S/N 8. Large battery capacity, working time is over 12 hours 9. Reliable and durable

Specifications for the Handheld OTDR (GAO3620):

Pulse Widths: 10ns to 10¦Ìs. Wavelengths: 1310nm ¡À 20nm, 1550nm ¡À 20nm Accuracy of Distance Measurement: ¡À1m+reading*0.07% (not considered in error of refractive index) Dynamic Range: max 26dB Measurement Range: 70km Event Dead Zone: <5m ATT Dead Zone: <25m Loss Readout Resolution: 0.01dB Testing time: <30s Display: 320 * 240 5" LCD Optical Connector Style: FC/PC Power Supply: AC/DC adapter (AC: 90V to 265V, 50Hz/60Hz), Internal Li-battery, operating time more than 12 hours, and supports 150 saved curves Dimensions: Approximately 265mm * 158mm * 80mm Weight: Approximately 1.8kg

For further information, please visit http://www.GAOTek.com. or visit (The New Optical Device: Handheld OTDR (GAO 3620))