I test all tubes thoroughly and with great care. I test to the best of my ability, and I report all results honestly.
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These RCA 12AX7A are one and only tube to have in the V1 slot on any guitar amp. It has that 1960s sound, excellent breakup, and a smoothness that must be heard to be believed! These are the original 1960's RCA made 12AX7A tubes from the Harrison, NJ.
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QUALITY AMPEREX HOLLAND. ALL ARE ACTUAL Pictures of this AMPEREX BUGLE-BOY "MADE IN HOLLAND.". ECC83 = 12AX7. NOS 1960 ECC83 / 12AX7. LOW NOISE ECC83."This is the one you want, the BUGLE-BOY ECC83 / 12AX7 version from 1960 with the HUGE HALO GETTER RING'". the MOST beautiful sounding tube with liquid midrange and etherial highs. if there is one tube you want this is it.".
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NOS is subject to interpretation and there is no specific definition for it either. There are suggestions and opinions. special checking. This test needs sound amplification; hearing listening to noise with headphones would indicate a real disaster inside a tube (THE shorts test WOULD already BE evidence OF THIS).
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It features a real 12AX7 preamp tube inside, making it one of the first tube-based pedals. It also features a soft button switch for bypass. The Real Tube Overdrive is known for its creamy overdrive sounds and has been used by famous guitarists.
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12AX7A GE (7025 / ECC83). GREY PLATE, RING GETTER.
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NOS Ei For National/12AX7A/LONG SMOOTH PLATES/O GETTER/HIGH GM/MAXI TEST
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I test all tubes thoroughly and with great care. I test to the best of my ability, and I report all results honestly. See Photos for test results.
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