So i have a marantz sr6010 which is 9.2 preamp/ 7.2 reciever. No i also have a yamaha reciever and a sony reciever model is strdn 1030. Because i want to power all 9 channels on the marantz. Can i use any of the other recievers as a amp to power either 2 speakers or more. and if i can....how. thanks