For maximum enjoyment for HT, I think a center channel speaker is a must but not to get you up and running as mentioned. Any of the midlevel AVRs from the major brands will be a good start and will the brains/engine in your system.
My suggestion would be to join https://community.klipsch.com/ and ask this same question in the "Home Theater" section.
Bill
My suggestion would be to join https://community.klipsch.com/ and ask this same question in the "Home Theater" section.
Bill