Price: Starting at $11.00
This 5814 / 12AU7 tube is labeled for GE's highly sought after 5 star series. It has gray plates and a halo getter. Most of the tubes in this lot have a hole in the flashing right at the tip of the tube. Choose from tubes that test as good or bargain.
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This military spec JAN 5814A by GE is a special quality 12AU7 type tube. It has gray plates and a halo getter. Tube tests good.
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This military spec RCA JRC-5814A has black plates, triple micas, and extra support rods. Tube tests premium new.
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The RCA JRC-5814A tubes in this premium matched pair are military spec 12AU7 type tubes. They have black plates, triple micas, and extra support rods. Both tubes test as premium new and are precisely matched to each other.
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This military spec Sylvania JAN 5814A is a special quality 12AU7 type tube. It has gray plates and a halo getter. The green print on the glass reads JAN 5814A. Tube tests as new with very low noise.
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The military spec Sylvania JAN 5814A tubes in this premium matched pair are special quality 12AU7 type tubes. They have gray plates and halo getters. The green print on the glass reads JAN 5814A. Both tubes test as premium new (precisely matched plates).
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This military spec 5814WA / 12AU7 tube is labeled for GE's highly sought after 5 star series. It has triple micas and extra support rods. Tube tests as new and is very low noise.
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This military spec RCA JAN 5963 is a premium 12AU7 type tube. It has long gray plates. Tube tests as new.
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Price: Starting at $25.00
This 5963 is a premium version of the 12AU7 type tube that was made by RCA and labeled for Hewlett Packard. It has long gray plates and a halo getter. Choose from tubes that test as premium new (matched plates) or as new.
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The 5963 tubes in this premium matched pair are industrial versions of the 12AU7 type tube. They were made by RCA and labeled for Hewlett Packard. They have long gray plates and halo getters. Tubes test as new and are sold as a premium matched pair.
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The 5963 is an industrial 12AU7 type tube. This version was made by Sylvania and labeled for National. It has long gray plates and a halo getter. Tube tests as new with very low noise.
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The 5963 tubes in this premium matched pair are industrial 12AU7 type tubes. They were made by Sylvania and labeled for National. They have long gray plates and halo getters.
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The 12AU7 / ECC82 tubes in this precisely matched pair were made in Yugoslavia and labeled for International Servicemaster. They have smooth plates & look quite similar to the Telefunken smooth plate tubes. Tubes test as new & come in the original boxes.
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This 1960s Siemens 12AU7 / ECC82 tube has long gray plates and a halo getter. The white label has the Siemens logo and the Munich factory code is etched in the glass. Tube tests as premium new with precisely matched plates.
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The Telefunken 12AU7 / ECC82 tubes in this premium matched pair have long ribbed plates and halo getters. Their white labels have the Telefunken logo and the diamond imprint is stamped in the bases. Both tubes test at exactly 100% for Gm on all 4 plates!
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Price: Starting at $69.00
This Telefunken 12AU7 / ECC82 tube has long ribbed plates and a halo getter. The white label has the Telefunken logo and the diamond imprint is stamped in the base of the glass. Choose from tubes that test as premium new (matched plates) or new.
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Price: Starting at $69.00
This Telefunken 12AU7 / ECC82 tube has long smooth plates and a halo getter. The white label has the Telefunken logo and the diamond imprint is stamped in the base of the glass. Choose from tubes that test as new or good.
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Price: Starting at $11.00
This 12AU7 tube was made in Japan and labeled for Baldwin organs. It has gray plates and a square getter. Choose from tubes that test as new or good.
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Price: Starting at $13.00
This 12AU7 tube was made by RCA in 1959 and labeled for Baldwin or Thomas organs (yellow label). It has a black plates and a halo getter. Choose from tubes that test as premium new (precisely matched plates), new, or good.
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Price: Starting at $18.00
This 12AU7 by RCA has the popular black plates and is labeled as organ stock. (Tubes that were intended for use in organs were screened for low noise.)
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This 12AU7 is made by Sylvania and labeled for Hammond organs. (Tubes that were intended for use in organs were screened for low noise.) It has a halo getter and gray plates.
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This 12AU7 is made by Sylvania and labeled for Conn organs. (Tubes that were intended for use in organs were screened for low noise.) It has ribbed gray plates and a square getter. Tube tests as new.
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These premium matched pairs of 12AU7 tubes were made by Sylvania and labeled for Conn organs. They have ribbed gray plates and square getters. These tubes test as new with precisely matched plates and are sold as premium matched pairs.
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This 12AU7A was made in Japan and labeled for Channel Master organs. It has gray plates and a halo getter. Tube tests as new.
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These 12AU7A dual triode preamp tubes were made by Raytheon in 1957 and labeled for Thomas organs (yellow label). They have a ribbed black plates, square getters, and matching date codes (28057-36). Tubes test as new and are sold as premium matched pairs.
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Price: Starting at $24.50
This RCA 12AU7A tube has a clear top, side getter, and ribbed gray plates. Tube tests as new and has very low noise.
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The tubes in this premium matched pair of RCA 12AU7A tubes have clear tops, side getters, and ribbed gray plates. The red silk screen labels are nearly gone (see photo). Both tubes test as new with precisely matched plates and very low noise.
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Price: Starting at $15.00
This 12AU7A tube was made by RCA and labeled for organ companies. It has a clear top, side getter, and ribbed gray plates. Choose from tubes that test as premium new (precisely matched plates), new, or good.
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The 12AU7A tubes in this premium matched pair were made by RCA and labeled for Hammond or Conn organs. They have clear tops, side getters, and ribbed gray plates. Both tubes test as new with precisely matched plates and very low noise.
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These military spec Sylvania JHS 12AU7WA / 6189 dual triode preamp tube are a matched pair. They have gray plates and halo getters. Tubes test as new with closely matched plates and very low noise.
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