1 low noise tube) JRP-12AX7 Raytheon tall-ribbed "Black Plates" 1962

1 section) 0.7ma Gm=1300

1 section) 1.0ma Gm=1500

• Tested on Amplitrex
  
• Good Ma range 1-1.2ma
• Good Gm range 1600
• Low Noise and not microphonic

Recommended for

- Cayin A-50T
- Bad Cat 'Custom Shop' Cub II R 1 x 12 Combo Tube Amplifier 
- THOR phono stage 
- Rogue Cronus
- Rogue Tempest Int.
- Fender 
- CAT JL-2 amp
- Broskie Aikido PH1
- Rogers High Fidelity EHF-100 2011
- Quicksilver
- Aguilar DB750 bass amp
- Carver 180 amp