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6CA4 / EZ81 types
This early 1960s GE 6CA4 / EZ81 tube has gray plates and a halo getter. The white print on the glass has the GE logo or is labeled for other companies (see product options for current availability). Tube tests as new.
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The 1960s GE 6CA4 / EZ81 tubes in this precisely matched pair have gray plates and large halo getters. The white print on the glass has the Tung-Sol logo and matching date codes (322MN3). Both tubes test as new and are precisely matched.
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Price: From $37.00 to $42.00
This 1960s Mullard EZ81 / 6CA4 tube was made in Great Britain (Blackburn factory code). It has gray plates and a halo getter. Tube tests as new. Click "more info" for current availability.
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Price: From $22.00 to $26.00
This 1960s RCA 6CA4 / EZ81 has gray plates and a slanted halo getter. The red print on the glass has the RCA logo. Tube tests as new.
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This 1960s Sylvania 6CA4 / EZ81 has gray plates and a halo getter. The green print on the glass has the Sylvania logo. Tests as new.
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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.
PLEASE NOTE: Orders placed Feb. 6-Feb. 20 will ship Tuesday Feb. 21.
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