Those JBL speakers are powered. You don't need powered speakers with a receiver. The receiver contains the power amplifiers. I found this in your budget.
B&K 707 Receiver $799
4 Gallo CL-2 speakers 369/pr = $738
1 Gallo CL-C center speaker $299
1 Gallo CLS-12 Sub $599
B&K 707 Receiver $799
4 Gallo CL-2 speakers 369/pr = $738
1 Gallo CL-C center speaker $299
1 Gallo CLS-12 Sub $599