JDSU SM Fiber Manual Variable Optical Attenuator, MV47 Series, 1200~1700nm The MV47W/V Series is new in JDS Uniphase’s line of MV47 single-mode miniature variable attenuators (VOA), which is made in Canada. The attenuators use graded neutral density filters to produce attenuation. Adjustment is through a trimpot-style mechanism. Specification of the […]