Hackaday

Ben Eater Explains How Aircraft Systems Communicate With The ARINC 429 Protocol

Over on his YouTube channel the inimitable [Ben Eater] takes a look at an electronic altimeter which replaces an old mechanical altimeter in an airplane. The old altimeter was entirely mechanical, ...
KCUR 89.3 FM

Before collision with Wichita airplane, Black Hawk helicopter's altimeter may have malfunctioned

NTSB chairwoman Jennifer Homendy said the collision between the helicopter and the "CRJ" airplane happened at 278 feet above the river. The helicopter was supposed to be no higher than 200 feet.
KPBS

Altimeter in Black Hawk helicopter may have malfunctioned before DCA midair collision

NTSB chairwoman Jennifer Homendy said the collision between the helicopter and the "CRJ" airplane happened at 278 feet above the river. The helicopter was supposed to be no higher than 200 feet.