Mullard 12AX7 Pre-Amp Tube – Tests NOS

Mullard ECC83/12AX7

One of the most sought after 12AX7’s in the world.  This tube will add rich, smooth elegance to your sound.  This tube makes every amp sound better and they last through years and years of abuse.  If you’re looking for possibly the last preamp tube you’ll ever buy, this is it!  Great in any amp, but especially suited for old Marshalls.  

Tube Type: 12AX7

Manufacturer: Mullard

Test NOS

Location: Studio City Store