Plug Play NOVIB Socket Saver©-Center Screw with 1960s NOS USA Socket on Top plus Vibration Reduction Base - 9-pin B9A NOVAL - NOT MADE IN CHINA - For Technicians/DIY/Advanced Users more related to poor mastering

more related to poor mastering quality): the bass can be to much and become bloated

We will ship original usable boxes as a first come first serve basis

This 1960s Halo Getter Mullard E188CC variant is more desirable than the dimple disk getter tubes from the 70s

for my setup at least - (First review is on Monolithic Liquid Platinum followed by the Schiit Mjolnir) that tube would be the new CV3986/6021 sub-mini tube

Side note of importance: I volume match the low and high gain settings on my Mjolnir 2 with the use of a sound level meter and test tracks

Plug Play NOVIB Socket Saver©-Center Screw with 1960s NOS USA Socket on Top plus Vibration Reduction Base - 9-pin B9A NOVAL - NOT MADE IN CHINA - For Technicians/DIY/Advanced Users more related to poor masteringOnly recommended for Advanced Users Technicians DIY. NOT recommended for Modern tube gear (most do not have enough clearance for the center screw). You will void your guarantee with the manufacturer (installation requires opening and disassembly). Danger of electric shock unplug unit before installing NOVIB CS. If you don't know what you are doing you are likely to damage your gear. We are not responsible for anything if you screw up your gear while