GAOTek Handheld Variable Optical Tester

GAOTek handheld variable optical tester (VOA-M1) allows for continuous adjustment of optical signal attenuation.

GAOTek-OA-152

Description

Overview

GAOTek handheld variable optical tester (VOA-M1) allows for continuous adjustment of optical signal attenuation. Primarily used in laser systems for online testing, it is compatible with digital communication devices (e.g., PHD, SDH) and analog modulation systems.

 

Features

  • Stepwise attenuating
  • Displaying dB and dBm attenuating value
  • Auto-off function
  • Memorizing of the attenuating value

 

Technical Specification

Attenuating Wavelength Range 1260 nm to 1650 nm
Calibrated Wavelengths 1310 nm or 1490 nm or 1550 nm or 1625 nm
Measurement Range 2.5 dB to 60 dB
Resolution 0.05 dB
Minimize Insertion Loss <2.0 dB
Linearity ±0.5 dB
Repeating ±0.2 dB
Attenuating Accuracy ±0.8 dB
Return Loss at Input or Output >35 dB (typical value 40 dB)
Max Input +20 dBm
Displaying Type lattice 128 x 64 black and white, white background light
Rechargeable Batteries 8.4 V
Power Supply Adaptor 8.4 V
Operation Temperature 0 °F to 40 °F(0 °C to 40 °C)
Operation Time 40 hrs

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