I also run M-125s w matched GL KT-88 and the AB-Q Auto Bias. IMO, they are excellent and unbeatable for the money. Better than a PrimaLuna Prologue 5, which I also own.
As built by VTA, the M-125’s were very noisy, but can be quietened quite a bit. In my case, almost 40db.
Complete instructions:
http://ielogical.com/Audio/VTA_M-125.php
As built by VTA, the M-125’s were very noisy, but can be quietened quite a bit. In my case, almost 40db.
Complete instructions:
http://ielogical.com/Audio/VTA_M-125.php