TT22-Controller-compact-mount-N123TT---hi-res

TT22 Controller
When panel space and ADS-B compliance converge, Trig’s TT21 compact transponder is worth a look. It fits a 2-in. hole and is just 3 ½-in. deep including wiring.

KITPLANES Web editor Omar Filipovic, based in Portland, Oregon, is a GlaStar builder—old school, that is, he’s taking his time and doing everything himself.

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