1 low noise tube) JAN-12AT7WC Raytheon NOS black plates triple mica "O" getter 1975 

7ma Gm=4800

11ma Gm=6300

Recommended for

- Eclair Engineering 'Evil Twin' Tube DI (direct input box)

- Atma-sphere preamp

- JC Morrison custom phono

- David Berning Quadrature Z amp

- ART Pro VLA Compressor

- Presonus ADL 600 mic pre

- Manley

- Juicy Music Tercel II phono pre-amp

- Audio Experience BALANCED A2 SE preamp

- Berning ZH270

- Fender

- Doge 6 CD