You usually can use different brands of speakers with different brands of receivers. However, proprietary brands like Bose may limit your options. You should be able to run Onkyo speakers with a Sony Receiver and vice-versa. The only stipulation is t...
That Onkyo is a nice little receiver and it should give you years of trouble free use, if you keep the vents uncovered. Most A/V receivers I've seen with fans are of the large, 150 + watts per channel, flagship variety. Usually running in the $1000 p...
I've had several Onkyo's over the last 10 years (before they became popular) and they're one of the best values in receivers out there. You can even get an Onkyo for half the price of the 803 and still be fine...