1. I thought it was said (by JW) that high frequencies will be distorted, and that the maximum frequency modulated through Scalar should be 2 MHz.
2. It would not work as expected. A modulation signal cannot be higher than the carrier, which is around 5.6 MHz.
For more details, please check the link:
https://www.facebook.com/groups/spooky2scalar/permalink/465343380705892/