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Sylvania 12AX7 - long gray plates, various labels
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Price: From $29.00 to $54.00
Product Options
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This 12AX7 tube was made by Sylvania and labeled for other companies. It has gray plates and a halo getter.
This is a very low noise tube which is typical for organ stock tubes since they were screened for this feature.
See product options for current availability. Tube ships in a new white box.
This tube is sold individually. Photo is a sample from the lot.
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This late 1950s-early 1960s Sylvania 12AX7 tube has long gray plates with copper grid posts and a halo getter. The yellow or green print on the glass has the Sylvania logo. Tubes tests as new with very low noise.
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Price: From $69.00 to $84.00
The 12AX7 tubes in this precisely matched pair were made by Sylvania and labeled for Baldwin organs (green label). They have gray plates and halo getters. Click "more info" for current availability.
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Price: From $19.00 to $59.00
This early Sylvania 12AX7 tube has short gray plates and a D or halo getter. Click "more info" for current availability.
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Price: From $14.00 to $64.00
This late 1950s-early 1960s military spec Sylvania 12AX7 tube has long gray plates with copper grid posts and a halo getter. The green print on the glass reads "JHS 12AX7" (labels may be partial). Click "more info" for current availability.
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The early 1960s military spec Sylvania 12AX7 tubes in this precisely matched pair have long gray plates with copper grid posts and halo getters. Both tubes tests as new and are precisely matched. Click "more info" for current availability.
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Price: From $14.00 to $59.00
This late 1960s-early 1970s military spec Sylvania 12AX7WA tube has long gray plates with copper grid posts and a halo getter. The green print on the glass reads "JHS 12AX7WA" (labels may be partial). Click "more info" for current availability.
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TC Tubes specializes in precision testing and matching of vintage and new production vacuum tubes for guitar & bass players, audiophiles, and DIY tube audio enthusiasts. Our website features secure payment options and fast, convenient shipping around the world.
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