Tubes
Testers
Companies
Submit
About

Tube Database (7,341 tube types · 1,270 archive entries)

Other (3,257 tube types), Pre (2,314 tube types), Power (1,030 tube types), Rectifier (740 tube types)

Disclaimer Submit a tube

Tube record

12AX7A, ECC83

Manufacturer: Mullard
Brand: Ge

Pinched Tip

Brand Extended: General Electric
Code On Tube: B9K2
Country: England
Factory Code: B - Mullard, Blackburn, B - Mullard, Blackburn
Getter: O-Getter Halo
Getter Support: One
Glass Color: Clear Glass

Double

Archive ID

7ceda0io

Pin Color

Silver Pins

Plate Color

Matte Gray

Plate Look

Ribbed / Scale

Tip Shape

Pinched Tip

More tubes branded Ge

Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.
Photo 1 of 10
6SN7GT, VT-231
Brand
Ge
Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.
Photo 1 of 4
Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.
Photo 1 of 4
Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.
Photo 1 of 2
12AX7
Brand
Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.
Photo 1 of 7
GL-5670
Brand
Ge
Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.
Photo 1 of 3
Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.
Photo 1 of 7
Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.
Photo 1 of 2
12AX7
Brand
Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.
Photo 1 of 2
6SN7GTB
Brand

More tubes manufactured by Mullard

Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.
Photo 1 of 14

EL34, XF2

Maker: Mullard
Brand: Sylvania

Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

Photo 1 of 13

CV491

Maker: Mullard

Amperex 6CA7, EL34, XF2 tube - Mullard — photo 1 of 8

Amperex 6CA7, EL34, XF2 tube - Mullard — photo 2 of 8

Amperex 6CA7, EL34, XF2 tube - Mullard — photo 3 of 8

Amperex 6CA7, EL34, XF2 tube - Mullard — photo 4 of 8

Amperex 6CA7, EL34, XF2 tube - Mullard — photo 5 of 8

Amperex 6CA7, EL34, XF2 tube - Mullard — photo 6 of 8

Amperex 6CA7, EL34, XF2 tube - Mullard — photo 7 of 8

Amperex 6CA7, EL34, XF2 tube - Mullard — photo 8 of 8

Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

Photo 1 of 8

6CA7, EL34, XF2

Maker: Mullard
Brand: Amperex

Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

Photo 1 of 6

EL34, XF2

Maker: Mullard
Brand: Philips

Amperex EL37 tube - Mullard — photo 1 of 4

Amperex EL37 tube - Mullard — photo 2 of 4

Amperex EL37 tube - Mullard — photo 3 of 4

Amperex EL37 tube - Mullard — photo 4 of 4

Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

Photo 1 of 4

EL37

Maker: Mullard
Brand: Amperex

Valvo ECC33, FX1 tube - Mullard — photo 1 of 9

Valvo ECC33, FX1 tube - Mullard — photo 2 of 9

Valvo ECC33, FX1 tube - Mullard — photo 3 of 9

Valvo ECC33, FX1 tube - Mullard — photo 4 of 9

Valvo ECC33, FX1 tube - Mullard — photo 5 of 9

Valvo ECC33, FX1 tube - Mullard — photo 6 of 9

Valvo ECC33, FX1 tube - Mullard — photo 7 of 9

Valvo ECC33, FX1 tube - Mullard — photo 8 of 9

Valvo ECC33, FX1 tube - Mullard — photo 9 of 9

Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

Photo 1 of 9

ECC33, FX1

Maker: Mullard
Brand: Valvo

Philips EL34, XF2 tube - Mullard — photo 1 of 6

Philips EL34, XF2 tube - Mullard — photo 2 of 6

Philips EL34, XF2 tube - Mullard — photo 3 of 6

Philips EL34, XF2 tube - Mullard — photo 4 of 6

Philips EL34, XF2 tube - Mullard — photo 5 of 6

Philips EL34, XF2 tube - Mullard — photo 6 of 6

Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

Photo 1 of 6

EL34, XF2

Maker: Mullard
Brand: Philips

Valvo ECC82, I61 tube - Mullard — photo 1 of 3

Valvo ECC82, I61 tube - Mullard — photo 2 of 3

Valvo ECC82, I61 tube - Mullard — photo 3 of 3

Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

Photo 1 of 3

ECC82, I61

Maker: Mullard
Brand: Valvo

Siemens EL34, 6CA7, XF2 tube - Mullard — photo 1 of 3

Siemens EL34, 6CA7, XF2 tube - Mullard — photo 2 of 3

Siemens EL34, 6CA7, XF2 tube - Mullard — photo 3 of 3

Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

Photo 1 of 3

EL34, 6CA7, XF2

Maker: Mullard
Brand: Siemens

Tungsram 12AU7, K61 tube - Mullard — photo 1 of 3

Tungsram 12AU7, K61 tube - Mullard — photo 2 of 3

Tungsram 12AU7, K61 tube - Mullard — photo 3 of 3

Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

Photo 1 of 3

More 12AX7A type tubes

Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.
Photo 1 of 7
ECC83, 12AX7A
Maker
Telefunken
Brand
Lafayette
Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.
Photo 1 of 5
Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.
Photo 1 of 5
Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.
Photo 1 of 2
12AX7A
Maker
Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.
Photo 1 of 5
Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.
Photo 1 of 3
Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.
Photo 1 of 4
Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.
Photo 1 of 3
Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.
Photo 1 of 4
Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.
Photo 1 of 5

12AX7A

Brand: Hit-Ray, Hitachi

Philips

Brand

Ami, Rowe

Equivalent and related tube numbers

Commonly cross-referenced designations for ECC83. Compatibility is not guaranteed. Before substituting, verify socket and pinout, heater voltage and current, bias requirements, and maximum ratings against the relevant manufacturers’ datasheets.