12AX7 TUBE COMPARISON

GE7025
Reference sound, precision, non-coloration
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TUNG-SOL (RI) 0:30
Wide-range, long-sustain, for-all-guitar-amp
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TEKEFUNKEN 1:00
Gorgeous, brilliant, crisp, king-of-audio-tube
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MULLARD (RI) 1:30
Rather-dark, fat, for-jazz-guitar
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TOSHIBA 2:00
Bread and butter tube, for-average-audio
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JJ 2:30
Warm, smooth, guitar-amp-for-BGM
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SIEMENS 3:00
Wide-range, rather-stimulus (Ei?)
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GT-M 3:30
Nos-sound, best-guitar-tube, low-information-for audio
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SYLVANIA 4:00
Strong-high, blue-sky
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EH 4:30
Light-MULLARD (RI)
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NEC 5:00
Japanese-WE-sound
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Ei 5:31
Strong-high, for-short-time-listening
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PHILIPS 6:03
Warm-TELEFUNKEN
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SVETLANA 6:33
High-quality, for-audio, nos-sound awesome!
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GE 7:03
West-coast-sound, light-7025
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PM 7:33
Nos-sound! Amazing
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Golden-Dragon 8:03
Dark-PM
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http://www.garrettaudio.com/Tube2.html