(!!!) (Best Single) 12AT7=ECC81 Siemens Halske Germany branded Telefunken NOS 1961 (12.2ma/10ma) Title: 12AT7 Siemens

1 low noise tube) 12AT7=ECC81 Siemens Halske Germany branded Telefunken NOS 1961 in white box

1 section) 12.2ma Gm=5800

1 section) 10ma Gm=5300

- Earmax Anniversary
- Lector
- Berning
- Eclair Engineering ''Evil Twin'' Tube DI (direct input box)
- Atma-sphere preamp
- JC Morrison custom phono