Here's an untested, but probably working CP55 for only $129.99, buy it now.
http://www.ebay.com/itm/Dolby-Laboratories-CP55-Cinema-Sound-Processor-Receiver-Amplifier-/191640237424?pt=LH_DefaultDomain_0&hash=item2c9ea5f570
seems like a good price.
Here's an untested, but probably working CP55 for only $129.99, buy it now.
http://www.ebay.com/itm/Dolby-Laboratories-CP55-Cinema-Sound-Processor-Receiver-Amplifier-/191640237424?pt=LH_DefaultDomain_0&hash=item2c9ea5f570
seems like a good price.