Gao Launches Digital Optical Electric Signal Level Meter

Toronto, Canada – GAO Tek Inc. now provides an advanced digital optical electric signal level meter (GAO 2112AX). This meter is suitable for the HFC network and features many practical functions such as power testing, DVB signal measurement, optical fiber signal input, EVM functions, constellation diagrams and optical picture viewing. It has video input and audio input ports. Reverse direction signal can be measured as well.

Specifications for GAO’s Digital Optical Electric Signal Level Meter:

Optical signal index:

Double wave-length: 1310nm/1550nm

Dynamic range: -30 to 20dBm

Accuracy: ?4%

Optical fiber signal input and TV picture viewing

Digital signal index:

Digital turner is used to measure result.
Quadrature Amplitude Modulation (QAM) mode.
Digital signal power, power/Hz, QPSK signal power can be measured
Constellation diagram of QAM64 is displayed.

Fit standard: DVB-C/ITV.J83-A/C

Power level range: 30dBuV to110dBuV

Power level accuracy: ±2.5dB

Modulation Selection: 16QAM /32QAM /64QAM /128QAM /256QAM

Modulation Error ratio (MER): 18 to 40dB

Modulation Error ratio accuracy: ±1.5dB

Analog signal function: Analog channel analysis level V/A, C/N, TILT, spectrum, TV picture and measurement result is showed on the same screen.

Frequency range: 5MHz to 860MHz

For more information please contact sales@GAOTek.com, or visit (http://www.gaotek.com/index.php?main_page=product_info&cPath=114&products_id=1413).

GAO Tek Inc. is a leading provider of test and measurement equipment, embedded development tools, telecommunication testers, electronic measurement instruments, video surveillance, alarm and other electronic products that serve the needs of electronic professionals internationally.

Specifications for GAO’s Digital Optical Electric Signal Level Meter:

Optical signal index:

Double wave-length: 1310nm/1550nm

Dynamic range: -30 to 20dBm

Accuracy: ?4%

Optical fiber signal input and TV picture viewing

Digital signal index:

Digital turner is used to measure result.
Quadrature Amplitude Modulation (QAM) mode.
Digital signal power, power/Hz, QPSK signal power can be measured
Constellation diagram of QAM64 is displayed.

Fit standard: DVB-C/ITV.J83-A/C

Power level range: 30dBuV to110dBuV

Power level accuracy: ±2.5dB

Modulation Selection: 16QAM /32QAM /64QAM /128QAM /256QAM

Modulation Error ratio (MER): 18 to 40dB

Modulation Error ratio accuracy: ±1.5dB

Analog signal function: Analog channel analysis level V/A, C/N, TILT, spectrum, TV picture and measurement result is showed on the same screen.

Frequency range: 5MHz to 860MHz

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