GAOTek Fiber Optic OTDR Multimeter

The GAOTek Fiber Optic OTDR Multimeter has dynamic range of 32 dB or 30 dB, wavelength of 1550 nm or 1310 nm, max distance of 74.56 mi (120 km), and VFL 1 mW.




  • Automatic one-button testing
  • Easy to operate for beginners and experts
  • Input laser signal auto detection and self-protection
  • Integrated PALM design, small, light, easy to carry
  • High contrast color TFT LCD
  • USB port for PC connection
  • Built-in VFL
  • High speed signal processing, short test time and fast analysis
  • User-friendly OTDR simulation software shows details of events


Technical Specifications

Dynamic Range 32 dB or 30 dB
Max Distance 74.56 mi (120 km)
Wavelength 1550 nm or 1310 nm
Event Dead Zone 4.92 ft (1.5 m)
Attenuation Dead Zone 16.4 ft (5 m)
Pulse Width 5 ns to 20 us
Distance Uncertainty ± (2.62 ft (0.8 m) ± 0.005% x testing distance ± resolution)
Loss Resolution 0.001 dB
Min Distance Resolution 0.33 ft (0.1 m)
Connector FC interchangeable adapter (optional: SC, ST, LC interchangeable adapters)
VFL 1 mW
Data Storage Internal (TF card is optional)
Interface USB
Battery Built-in rechargeable battery
Working Time Standby >15 hrs, measurement > 8 hrs
Display 3.5 in (8.89 cm) TFT color LCD


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