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EL34 Pinout

EL34 Substitutes

Close or identical

CV1741,
EL34G,
EL34WXT

Different rating or performance

E34L,
E34LS

Warning: Substitutes are given as a guide only -
please refer to original manufacturers data sheets to ensure that a
substitute is safe and appropriate for your application.

EL34 Ratings

Vh

Ih

VaMax

Vg2Max

VhkMax

PaMax

Pg2Max

IkMax

6.3

1.5

800

500

100

25

8

150

EL34 Application Data

Class

Va

Vg2

Vg1

Ia

Ig2

Ra

S

Rk

Zout

Pout

THD

Notes

A S/E

250

265

-14.5

70 - 73

10 -15

18,000

9

3,000

8

10

With Rg2 = 2000 ohms

A S/E

250

265

-13.5

100 - 105

14.9 - 29.0

15,000

11

2,000

11

10

AB1 P/P UL 43%

430

-

-

125 - 130

10.0 - 10.2

470

6,600

20

0.8

Shared Rg2 = 1000 ohms

AB1 P/P UL 43%

430

-

-

125 - 140

10.0 - 15.0

470

6,600

37

1.3

Shared Rg2 = 1000 ohms

AB1 P/P

315

375

-

150 - 190

23.0 - 45.0

130

3,400

35

5

Shared Rg2 = 470 ohms

AB1 P/P

325

350

-32

70 - 190

9.5 - 50.0

3,800

36

6

Shared Rg2 = 470 ohms

AB1 P/P

350

375

-32

70 - 240

9.5 - 50.0

2,800

44

5

Shared Rg2 = 470 ohms

AB1 P/P

375

400

-38

60 - 200

8.8 - 50.0

4,000

45

6

Shared Rg2 = 1000 ohms

AB1 P/P

400

425

-38

60 - 240

8.8 - 50.0

3,400

55

5

Shared Rg2 = 1000 ohms

AB1 P/P

450

375

-36

60 - 204

8.0 - 50.0

5,000

58

6

Shared Rg2 = 750 ohms

AB1 P/P

475

400

-36

60 - 250

8.0 - 50.0

4,000

70

5

Shared Rg2 = 750 ohms

AB1 P/P

725

375

-39

50 - 168

6.0 - 38.0

11,000

90

6

Shared Rg2 = 750 ohms

AB1 P/P

775

400

-39

50 - 182

6.0 - 38.0

11,000

100

5

Shared Rg2 = 750 ohms

A S/E (triode)

375

-

-

70 - 73.5

-

370

3,000

6

8

A P/P (triode)

400

-

-

130 - 142

-

220 shared

5,000

16.5

3

Pair of tubes

EL34 Data sheet links

Dave Cigna''s Pages (DuncanAmps mirror)

6CA7: html

City Radio

EL34: html

Jan Axing''s tube pages

EL34: html

National Valve Museum

EL34: html, html2

oldradio.qrz.ru

EL34: html page, MK buizen handboek

Frank Philipse

EL34: .gif file, 010/e/EL34.pdf, 030/e/EL34.pdf, 128/e/EL34.pdf, 129/e/EL34.pdf

Triode Electronics

6CA7: gif01, gif02, gif03, gif04, gif05, gif06, gif07, gif08, gif09, gif10, gif11, gif12, gif13, gif14, gif15, gif16, gif17

Virtual Valve Museum

EL34: HTML page

WPS

EL34: html page

All content on this page is copyright 1997-2015 Duncan
Amplification.
Please report any issues with the site through the
forum. Some images courtesy of the Great
Notley Photography Club.

Version: PHP release 1.08
28/02/2010