[ARC5] ATA Designation

[David Stinson]

----- Original Message ----- 
From: "Robert Eleazer" <releazer at earthlink.net>

> Just had a thought.  Does the last "A" in ATA refer to Aircraft Radio Corp 
> in a similar manner to the way in which the last "F" in the F4F aircraft 
> designation refers to Grumman?

No.
ATB was made my RCA.
ATD is by Bendix.
It is just a sequential designator.
The "A" and "C" are coincidence.