Onkyo Europe - 20 years ago, Onkyo released the world's first THX Surround EX-compatible 7.1-channel AV receiver. With carefully selected electrical components and thorough tuning without compromise, the TX-DS989 delivered reliably superb
Amazon.com: Onkyo TX-SR508 7.1-Channel Home Theater Receiver (Black) (Discontinued by Manufacturer) : Electronics
Onkyo TX-SR806 THX Ultra2 Plus 7.1 A/V Receiver - HomeTheaterHifi.com
Onkyo THX HDMI AV Receiver 7.1 Ch Surround EX P/N: TX-SR803 (Tested) | eBay
Yamaha RX-V1800, 7.1 channel, 3 Zone, THX receiver-HDMI, iPod- 130x7 for Sale in Scottsdale, AZ - OfferUp