Just upgraded my theater to Dolby Atmos. Replaced Onkyo TX NR 5009 with Marantz 8802A and two Sunfire amps. Added four Goldenear HTR 7000's for ceiling. Rest of original equipment is: Triton 2's, SuperSat XL for center, SuperSat 50's for surrounds, two HSU subs, OPPO 103, Furman power...