JDS Uniphase VA4503-FPS Features:
- Precision attenuation
- Two calibration wavelengths
- Low insertion loss
The JDS Uniphase VA4503 Manual Variable Attenuators are compact, portable instruments for field system testing as well as test and development in laboratory applications. They provide continuously variable attenuation range of up to 65 dB with calibration wavelengths of 830/1300 nm or 1300/1550 nm.