And.. to address legalities.. I've been told the letter of the law
applies to airborne use of ANALOG cellular phones? Does anyone know
specific chapter and verse of the FCC regs that spell this out, and does
it INCLUDE or EXCLUDE digital/later generation phones such as PCS which
do not confuse/saturate the cell towers when they are used up at altitude

Dave

47 CFR Part 22.925. This covers the cellular band of 824-894 MHz.
Does not call out the modulation or whether digital or analog.