Originally Posted by
bobdxb
How you know?
And, just to complicate matters, that L3 FA2100 FDR comes in two versions - a long and a short one - the latter being exactly the same overall dimensions as the CVR, although I think the enclosure at the opposite end to the pinger is larger on the CVR as it contains an extra audio compression PCB. But that's missing from the recovered recorder, so it could still be either.