EMS/Jomar sells just such a thing. I didn't look for an FCC sticker at Toledo.
http://www.emsjomar.com/main-0.htm
>
> The latest thread regarding FCC compliance got me thinking.  I'm about to
> start on producing my first commercial product (100% developed and
> produced by me, that is), which is intended for the model airplane (hobby)
> industry. I hope to produce at least a few hundred per year.
>
> Basically it's an in-flight monitor (no RF or telemetry) that stores
> measured values of altitude, etc.  The unit operates at 4 MHz and borrows
> power from the flight battery pack of the radio control.  (I don't know if
> any of this matters, but I'm including it for information.)
>
> Do I have to be concerned about FCC compliance for this application?  That
> is, do I have to have this formally certified in order to sell it
> commercially?  Does it need some sort of markings on the package that
> indicate compliance?


Michiana R/C Choppers
http://www.mrcc.info
miked@mrcc.info

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