I have the exact speaker setup except for the sub (SVS). I just purchased the Yamaha RX-V2400 and have been VERY happy with it so far. Got it online from a "legal" distributor for a couple of hundred less than your $1000 budget.
I'll be adding another set of 601's for the rears as well.
Listen and you'll see
I'll be adding another set of 601's for the rears as well.
Listen and you'll see