Here's a few hybrid CD players-

http://www.audioadvisor.com/prodinfo...umber=VICDS1.1

http://www.audioadvisor.com/prodinfo.asp?number=VICDS6

http://www.audioadvisor.com/prodinfo...mber=SLT1000SE

http://www.audioadvisor.com/prodinfo...umber=SLCD3000

If your looking for a Tube sound consider a tube DAC like the Monarchy M24
http://www.positive-feedback.com/Iss...narchy_m24.htm