And...411A...don't know how our posts got mixed up, but.....
Not to worry, DC-ATE, I edited, then reposted, for additional info.
Yes, the 'ole L1011, although a totally analogue system, is
very precise in its operation.
Is it old, and today, labor intensive?
You bet, but
still produces the results, as advertised.
Doubt?
Just ask the pilot who has ever flown one.
Similar to the Electra...a
pilots airplane.
