Ruby 12AX7AC5 High Grade Preamp Tube
The Ruby 12AX7AC5 High Grade Preamp Tube is an extremely popular 12AX7A tube and our best seller here at Eastgate Music. It’s Ruby Tubes highest quality 12AX7’s!
- One of the most popular preamp tubes ever
- Very insensitive to mechanical noise and microphonic
- Creamy, warm sound
All Ruby pre-amp tubes are properly tested for quality assurance.
HG Grade: RUBY standard grade that will work in all positions in an amplifier except in very high gain circuits, usually the first gain stage in a combo amplifier.