(!!!!) (Best Overall Single) ECC81=12AT7 Philips Miniwatt France by La Radiotechnique NOS 1962 (8.8/8.8ma) 1-2% section balance

1  low noise tube) ECC81=12AT7 Philips Miniwatt France by La Radiotechnique NOS 1962 branded Philips Miniwatt made in Holland in white box very good printing

1 section) 8.8ma Gm=5000

1 section) 8.8ma Gm=5300

• Tested on Amplitrex AT1000
  
• Low Noise and not microphonic
• Good Ma range 7-10ma
  
• Good Gm range 5000-5500

(Sweet and Smooth 12AT7) 

(rich midrange, lots of harmonic structure, good bass)

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