[simpits-tech] 5v AC for lighting?

[dabigboy at cox.net]

---- Cris Harrison <phoenixcomm at gmail.com> wrote: 
> On 3/2/2012 2:06 AM, dabigboy at cox.net wrote:
> > I even tried ebay for aircraft inverters...plenty of 14v, 28,, 30v, 115v, etc, but no 5v. Makes me wonder how it's actually driven in real aircraft.
> SIC.. in real birds not light planes, every thing is driven by a 
> generator one on each engine..
> the output is always AC so all they need is a transformer..
> later Cris H.

True that, but I was under the impression the generators still went to a DC bus first that could be run from the generator OR battery voltage, so things would keep spinning (for a while) in the event of generator failure?