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| E34L Pinout |
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| E34L Substitutes |
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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. |
| E34L Ratings |
| Vh |
Ih |
VaMax |
Vg2Max |
VhkMax |
PaMax |
Pg2Max |
IkMax |
Cgk |
Cak |
Cga |
| 6.3 |
1.5 |
850 |
500 |
100 |
25 |
8 |
150 |
15.2 |
8.4 |
1.1 |
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| E34L 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 |
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|
|
4,000 |
45 |
6 |
Shared Rg2 = 1000 ohms |
| AB1 P/P |
400 |
425 |
-38 |
60 - 240 |
8.8 - 50.0 |
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|
|
3,400 |
55 |
5 |
Shared Rg2 = 1000 ohms |
| AB1 P/P |
450 |
375 |
-36 |
60 - 204 |
8.0 - 50.0 |
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|
|
5,000 |
58 |
6 |
Shared Rg2 = 750 ohms |
| AB1 P/P |
475 |
400 |
-36 |
60 - 250 |
8.0 - 50.0 |
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|
|
4,000 |
70 |
5 |
Shared Rg2 = 750 ohms |
| AB1 P/P |
725 |
375 |
-39 |
50 - 168 |
6.0 - 38.0 |
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|
|
11,000 |
90 |
6 |
Shared Rg2 = 750 ohms |
| AB1 P/P |
775 |
400 |
-39 |
50 - 182 |
6.0 - 38.0 |
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|
|
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 |
- |
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|
220 shared |
5,000 |
16.5 |
3 |
Pair of tubes |
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| E34L Data sheet links |
| Dave Cigna''s Pages (DuncanAmps mirror) |
6CA7: html |
| National Valve Museum |
EL34: html, html2 |
| oldradio.qrz.ru |
EL34: html page, MK buizen handboek |
| Frank Philipse (Wildcat mirror - Jörg Jan Münter) |
E34L: EL34.pdf (205081 bytes) EL34: 6BY6.pdf (790979 bytes), EL34.pdf (1619448 bytes), EL34.pdf (177618 bytes) (fr), EL34.pdf (257198 bytes), EL34.pdf (2580497 bytes) (cs), EL34.pdf (47964 bytes), EL34.pdf (516334 bytes) (de), EL34.pdf (712711 bytes), EL34.pdf (766945 bytes) |
| Triode Electronics |
6CA7: gif01, gif02, gif03, gif04, gif05, gif06, gif07, gif08, gif09, gif10, gif11, gif12, gif13, gif14, gif15, gif16, gif17 |
Bold designators are close or identical, Italic designators are different ratings, different pinouts or different filament voltages. Please see the substitutes at the top of the page for more details |
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