Energy bonus is halved for bases without Aerospace Complexes, and cannot in any event exceed the size of the base
An excellent way to pump up your cash flow through direct withdrawl from the first bank of Alpha Centauri Prime, and particularly attractive if your social engineering leaves you vulnerable to inefficiency, or if you're on the tail of an Economic Victory.
As with other orbital facilites, there's never any reason to have more Orbital Transmitters than the population of your largest base at any given moment.
