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12AY7 / 6072 types

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GE 12AY7 - early black plates, windmill getter Price: From $32.00 to $39.00 This early 1950s GE is among the earliest 12AY7 tubes. It was made at the Owensboro, Kentucky plant shortly after GE bought it from Ken-Rad. It has black plates and a windmill getter. Click "more info" for current availability.	GE 12AY7 - early gray plates, windmill getter Price: From $39.00 to $44.00 This 1950s GE 12AY7 tube has a windmill getter and gray plates shaped like the early Ken-Rad 12AY7s. The tubes in this lot also have a yellow stamp indicating they were selected for Lear Electronics. Click "more info" for current availability.	GE 12AY7 - gray plates, halo getter Price: $39.00 This GE 12AY7 tube has gray plates and a halo getter. The white print on the glass has the GE logo and 12AY7 is etched in the glass with the dot pattern typical of GE tubes. Tube tests as new with balanced sections and very low noise.
GE 12AY7 - gray plates, windmill getter Price: From $12.00 to $37.00 This mid 1950s GE 12AY7 tube has gray plates and a windmill getter. The white print on the glass has the GE logo. Click "more info" for current availability.	GE 12AY7 - matched pair, Canadian General Electric Price: $89.00 The GE 12AY7 tubes in this precisely matched pair were made in the USA for Canadian General Electric. They have gray plates and halo getters. Both tubes tests as new and are precisely matched for both current draw and Gm.	GE 12AY7 / 6072 - black plates, triple mica Price: From $42.00 to $44.00 This 1960 GE 6072 is a military spec 12AY7 type tube. It has black plates, a halo getter, and a triple mica. The white print on the glass has the IBM logo. Tube tests as new with very low noise.
GE 12AY7 / 6072 - black plates, triple mica, matched pair Price: $92.00 The 1960 GE 6072 tubes in this precisely matched pair are military spec 12AY7 type tubes. They have black plates, halo getters, and triple micas. The white print on the glass has the IBM label. Both tubes test as new and are precisely matched.	GE 12AY7 / JAN-12AY7 - matched pair, gray plates Price: From $44.00 to $72.00 The late 1960s military spec GE 12AY7 tubes in this precisely matched pair have gray plates and halo getters. The green print on the glass has the GE logo and reads JAN-12AY7. Click "more info" for current availability.	RCA 12AY7 - gray plates, halo getter, support rods Price: $49.00 This RCA 12AY7 tube has gray plates, a halo getter, and support rods. The red print on the glass has the RCA logo. Tube tests as new with low noise and ships in its original box.
RCA 12AY7 / 6072 - black plates Price: $59.00 This 1970s RCA 6072 is a military spec 12AY7 type tube. It has black plates and a halo getter. The red print on the glass has the RCA label. Tube tests as new with balanced sections and very low noise. It ships in its original box.

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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PLEASE NOTE: Orders placed Feb. 6-Feb. 20 will ship Tuesday Feb. 21.