Each D Style MicroPak Enclosure has multiple sets of tracks for mounting printed circuit boards. These tracks provide an efficient and secure way to hold your boards during assembly and testing and in the completed instrument.

The recommended board widths are 2.51 in (63.8 mm), 3.94 in (100 mm Eurocard standard), 5.28 in (134.1 mm). The recommended length is the same length as the tube.

Printed circuit board mounted in standard MicroPak tracks