Originally Posted by
netstruggler
26bits gives a resolution of approx 1 part in 70 million. What on an aircraft needs to be measured to that resolution?
It doesn't need 26 bits. It needs, amongst others, Bit Number 26 (Bits Nos 17 to 29, in fact).
LSB is 0.044° (though I doubt an AoA vane can actually measure even to that precision).