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| 7408 Pinout |
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| 7408 Substitutes |
| Different rating or performance |
5871, 6AY5, 6P6C*, 6V6, 6V6G, 6V6GT, 6V6GTA, 6V6GTY, 6V6Y, 7184, CV509, CV510, CV511, OSW3106, VT107, VT227, WT2100082, WTT123 |
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. |
| 7408 Ratings |
No information available |
| 7408 Application Data |
| Class |
Va |
Vg2 |
Vg1 |
Ia |
Ig2 |
Ra |
S |
Zout |
Pout |
THD |
Notes |
| A S/E |
315 |
225 |
-13.0 |
34.0 |
2.2 |
80,000 |
3.75 |
8,500 |
5.5 |
12 |
|
| A S/E |
250 |
250 |
-12.5 |
45.0 |
4.5 |
50,000 |
4.1 |
5,000 |
4.5 |
|
|
| A S/E |
180 |
180 |
-8.5 |
29.0 |
3.0 |
50,000 |
3.7 |
5,500 |
2.0 |
|
|
| AB1 P/P |
285 |
285 |
-19.0 |
70.0 |
4.0 |
70,000 |
3.6 |
8,000 |
14.0 |
3.5 |
Ia and Ig2 for two tubes at zero signal |
| AB1 P/P |
250 |
250 |
-15.0 |
70.0 |
5.0 |
60,000 |
3.75 |
10,000 |
10.0 |
|
Ia and Ig2 for two tubes at zero signal |
|
| 7408 Data sheet links |
| Dave Cigna''s Pages (DuncanAmps mirror) |
6V6GT: html |
| Duncan''s Amp Pages |
6V6, 6AQ5 etc.: Acrobat PDF (2 pages) |
| Peter Millett |
7408: Acrobat PDF 53K 6V6-GTA: Acrobat PDF 212K |
| National Valve Museum |
6V6G: html2, html3 6V6GTY: html |
| oldradio.qrz.ru |
7408: MK buizen handboek 6V6G: Brans Vademecum |
| Frank Philipse (Wildcat mirror - Jörg Jan Münter) |
7408: 7408.pdf (563615 bytes), 7408.pdf (68735 bytes), 7408.pdf (68812 bytes) 5871: 5871.pdf (77698 bytes) 6V6: 6V6.pdf (101315 bytes) (de), 6V6.pdf (127614 bytes) (fr), 6V6.pdf (177785 bytes), 6V6.pdf (34131 bytes), 6V6.pdf (41797 bytes), 6V6.pdf (565224 bytes) 6V6G: 6V6G.pdf (57555 bytes) 6V6GT: 6V6GT.pdf (171814 bytes) (fr), 6V6GT.pdf (585729 bytes), 6V6GT.pdf (643545 bytes) 6V6GTA: 6V6GTA.pdf (218227 bytes), 6V6GTA.pdf (225328 bytes), 6V6GTA.pdf (469981 bytes) |
| Triode Electronics |
6V6: gif1, gif2, gif3, gif4, gif5 |
| TubeZone |
6V6: pdf |
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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