SANDIA Aerospace’s SA 3 and SA 3L provide the installer with a regulated voltage to drive external annunciator lamps when installing new avionics and accessory equipment. Designed to provide up to 12 outputs, the installer can adjust both the maximum and minimum brightness to match the existing annunciator lamps. The SA 3 and SA 3L are single circuit cards that can be installed in SANDIA Aerospace’s SRU-1 single card enclosure or in either the SRU-5 or the SRU-10 multi-card enclosures. They are certified to 55 thousand feet.This SA 3NVG annunciator driver (EDMO# 306070-00) provides a third level of display brightness for NVG applications.
