No, that information is not accurate. Operating a micro-powered AM or FM transmitter under Part 15 of the FCC rules does not typically require an experimental license.
FAQ Tag: AM
Is it permissible for me to serve on the board of an LPFM station while also acquiring ownership or partial ownership in an AM or FM radio station?
The ability to serve on the board of an LPFM (Low-Power FM) station while also owning or being a part owner of an AM or FM radio station can be subject to certain restrictions and considerations. It’s important to be aware of potential conflicts of interest and FCC regulations that govern such situations: