Also, it looks to me the only way to run omni-directional speakers is by having external amplifiers. There does not seem to me a way to wire the DSP's to a simple AVR amplifier. Is that correct?

LFR1100
VP180HP
EP600
M3 In Ceiling x 4
M5OW
M2 - Atmos rears
ADA1500.5
M3 Outdoor Speakers
ADA 1000.8