I just did a research on Aircraft Black Box, these are made to survive a temperature of 1100 degrees, about 3000p pound pressure and impact of 6000g/s. So it is a lie to say such safety equipment is burnt.. You can check the specs here if you have timehttp://www.l-3ar.com/html/history.html
I just did a research on Aircraft Black Box, these are made to survive a temperature of 1100 degrees, about 3000p pound pressure and impact of 6000g/s. So it is a lie to say such safety equipment is burnt.. You can check the specs here if you have time