The EL42 and EL95 Gallery

  The EL42 is the precursor to the EL95 tube. They got famous in the hifi / audio world as being used in the Telefunken V73 amps.

Code: SI5 ±4X Siemens Munich

           SI6 ±5X Siemens Munich

           SI7 ±5X Siemens Munich

Characteristics:

- single cathode wing

- welded plates

Comment: Most common type.

                Also with 081 ± code

Code: SI4 ±9X Siemens Munich

Characteristics:

- double cathode wing

- welded plates

Comment:

Pretty rare tubes.

Code: Telefunken with <>

Characteristics:

- round plate with slot on front

- <> between pins

Comment:

Pretty rare tubes.

Code: Telefunken with <>

Characteristics:

- welded plate with cutout

- <> between pins

Comment:

Pretty rare tubes.

Code: SI0 D8D Valvo Hamburg

Characteristics:

- D-Getter

- different cathode wing

Comment:

Very rare early type (1950s) from Hamburg.

Code: SI0 DXX Valvo Hamburg

Characteristics:

- stapled plate

- 1 slot in plate

Comment:

Most common version from Valvo.

Code: M51 +8B

Characteristics:

- solid getter

- also found with +5B code

Comment: