Try posting the question at the Audio Asylum forums. Luke Manley lurks the site and often replies to comments and questions regarding his products. Luke is a real stand up Guy.
Good Luck.
Good Luck.
VTL ULTIMATE M/C
I PULLED THE TUBES IN THIS PREAMP WITH THE INTENTION TO TEST AND REPLACE IF ONE OF THEM IS BAD .ANYWAY I DID NOT MAKE A NOTE TO THE EXACT LOCATION FOR THE 2-6201 AND THE 2-5814 TUBES .THE 4-12AX7 ARE OK STILL IN THE LEFT BOARD ALL 4 TOGETHER .THE PROBLEM IS THE OTHER 4 IN THE RIGHT BOARD .IF ANYONE KNOWS ANY HELP WOULD BE APPRECIATED.I ALSO CONTACTED VTL TODAY BY EMAIL .THANKS SO MUCH