JD9 Phono Preamp
Vacuum Tube Phono Preamplifier, 12AX7 Tube Complement
JD5T Remote Control Unit with Tube Preamplifier
Remote Control Unit and Tube Preamplifier With State of the Art Components
JD100A Vacuum Tube Compact Disc Player
Vacuum Tube Compact Disc Player, 12AX7A Tube Complement