I love my Cary SLP-05 but it has too much gain for the Coda and the 10Kohms is borderline.
This Rogue Audio RP-9 is my recommendation for you.
Rogue Audio RP-9 Stereo Tube Preamplifier; RP9 - The Music Room (tmraudio.com)
Products_RP9.htm (rogueaudio.com)