SMALL AUDIO PANEL
PS Engineering combined intercom and audio control into a size able to fit in a 2-in. instrument hole. At less than 1 lb, the PMA4000 is 1.65 in. high X 2.4 in. wide and about 6 in. deep. Marketed to the kit and home-built aircraft enthusiast, the PMA is expandable up to 8 places, using an optional...
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