(!!!!!) (Holland Single) 12AU7 Pope Holland NOS 1971 dimpled disc halo (12/13.4ma)

1 low noise tube) 12AU7 Pope Holland NOS 1971 dimpled disc halo

1 section) 12.0ma Gm=2400

1 section) 13.4ma Gm=2500

- similar sound to 7316 Philips SQ Holland

- very good detail and upper mid presence and good bass

Tested on Amplitrex

Good Ma range 8-10ma

Good Gm range 1800-2200

recommended for:

- VAC PA100/100
- Wavac pr-t1 preamp
- Audio Note M1 preamp
- Octave HP500SE (Germany)
- VTL TL 7.5 MKII preamp
- Audio Note M8
- Rogue Cronus
- Concert Fidelity
- Audio Valve Eklipse linestage

- Ashdown Little Bastard 2010
- BK Butler Tube Driver

- Sonny Jr. Four-ten / Customized Harp Amp
- Conrad Johnson PV 10AL 1993