Hand-held Fiber Test Instruments 60 dB Variable Single-mode Attenuation JW3303

  • 2~60dB
  • SM
  • variable optical Attenuator

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Introduction

Hand-held Fiber Test Instruments 60 dB Variable Single-mode Attenuation JW3303 designed for optimal flexibility and field usability continuously variable optical signal attenuation.

 

 

 

 

 

 

 

 

Features of Optical Variable Attenuator JW3303

  • Stepwise attenuating by circumgyrated dial: attenuating step 0.05dB
  • Provide with the function of displaying dB and dBm attenuating value
  • 10 minutes Auto-off function can be activate and deactivate with keypad operation.
  • After off the instruments, the system will have the memorizing of the attenuating value and the attenuating step, in order to restore the system back to the previous shut down state when open the instruments next time
  • Portable, rugged, lightweight; Easy to use

Specifications

Type JW3303
Attenuating wavelength Range 1260~1650nm
Fiber Model 9/125um SM
Optical Connector FC/PC
Calibrated wavelengths 1310/1490/1550/1625nm
Measurement Range 2~60dB
Resolution 0.05dB
Minimize Insertion Loss <2.0dB
Linearity ±0.5dB
Repeating ±0.2dB
Attenuating Accuracy ±0.8dB
Return Loss at Input/ Output >35dB(typical value40dB)
Max input +20dBm
Displaying type lattice 128*64 black and white, white back ground light
Rechargeable batteries 8.4V
Power supply adaptor 8.4V
Operation temperature 0~40℃
Operation Time 40 hours
Storage temperature -10~60℃
humidity 0~85%(non- condensation)
Dimensions 26*15.5*11.5cm
Weight 1kg

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