DEXTER WILSON Rotary Switch Unit (Checklist Counter)
Product information
On Sale
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Description
Circa 1970's to 1980's
Use Case
A mechanical cockpit checklist device. It was intended to require cockpit crews to physically check off critical functions necessary for safe takeoff, such as the position of flaps and slats. The numbers on the counter visually indicate the step or the number of completed checks in a sequence.
(H-3cm x W-14.5cm x D-5cm)