Was the plane that crashed in Philadelphia required to have a functioning cockpit voice recorder?
Five weeks after a medical plane crashed in Philadelphia, leaving seven people dead​, the cause is still under investigation.
Medical Plane That Crashed in Philadelphia Lacked Cockpit Recorder
Federal investigators announced that a key piece of machinery appeared to have stopped working years before a crash that ...
Medical plane’s voice recorder likely wasn’t working for years before Philadelphia crash
The cockpit voice recorder was not working on a medical transport plane that killed seven people when it plummeted into a ...
PhillyVoice3d
Voice recorder on medical jet that crashed in Northeast Philly contains no cockpit audio, NTSB says
Investigators have not yet determined what caused the Learjet 55 to nosedive seconds after takeoff on Jan. 31. The crash ...
AeroTime3d
Philadelphia crash investigation reveals black box not recording audio for years
In its investigation of a deadly Philidelphia crash, the NTSB has said that the CVR failed to record the flight and had ...