Digital Variable Attenuator

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Specifications

Number Of Channels: Single Channel
Operating Wavelength Range: 350 – 2050 nm
Dynamic Attenuation Range (max): 60 dB
Insertion Loss (max): 2 dB
Return Loss (min): 40 dB
Speed: 100 ms
Repeatability Of Attenuation Setting: 10 dB
Accuracy: 40 dB
Power Supply: Universal 110/220V AC to 12V DC adapter, Optional built-in rechargeable battery
Battery Lifetime: 8 hours
Maximum Optical Power: 2 W
Computer Interface: USB
Polarization Extinction Ratio (for PM Fiber): 30 dB
Dimensions: 150 x 81 x 46 mm
Operating Temperature: -10 to +55 °C
Storage Temperature: -30 to +70 °C
Certifications: CSA-C22.2 NO. 61010-1-12, UL
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Features


  • High power handling (up to 2 watts)

  • High speed

  • Wide attenuation range (350-2050 nm)

  • Low polarization dependent loss (PDL) and wavelength dependency

  • Low insertion loss and back reflection

  • High resolution

  • Rugged and compact design

  • Calibrated for dual wavelengths (1300-1550 nm) or C and L bands

  • Wide wavelength range

  • Wide range of receptacles

  • Blocking technique for single mode; neutral density filter technique for multimode fiber applications

  • Computer interface (USB as standard)

  • Battery option available

  • Polarization maintaining fiber versions are available

Applications


  • Bit error rate testing

  • Troubleshooting receivers and other active fiber optic components

  • Simulating long-distance fiber transmission

  • Design of fiber optic transmitter/receiver circuitry

  • Power meter linearity checks

  • Power setting