Accurate time-keeping is important to an instrument pilot,
and it is a requirement that a timepiece with a sweep second
pointer be on board the airplane. The MD–90 Series Precision
Quartz Clock is the ideal solution.
The 2-inch MD–90 Series features extremely low current
draw, transient and reverse polarity protection. Each clock is
manufactured to meet rugged aircraft environmental standards.
With a high-quality, solid-state quartz movement and a variety
of lighting options, a 12-hour analog clock is an essential
part of any instrument pane