(a)
You must not make or have anyone else make an internal modification to your R/C transmitter.
(b)
Internal modification does not include:
(1)
Repair or servicing of an R/C station transmitter (see R/C Rule 21, § 95.221 ); or
(2)
Changing plug-in modules which were certificated as part of your R/C transmitter.
(c)
You must not operate an R/C transmitter which has been modified by anyone in any way, including modification to operate on unauthorized frequencies or with illegal power. (See R/C Rules 9 and 10, §§ 95.209 and 95.210.)
[48 FR 24894, June 3, 1983, as amended at 63 FR 36610, July 7, 1998]