6AU6: Difference between revisions
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|Description=RF pentode | |Description=RF pentode | ||
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|Used_in=2A60;80;107;160;181;190;310;310A;316;317;360;502;502A;512;513;516;517;517A;526;529;RM529;531;531A;535;536;545;545A;546;547;549;555;575;581;581A;585;585A;C;CA;Q; | |Used_in=2A60;80;107;160;181;190;310;310A;316;317;360;502;502A;511A;512;513;516;517;517A;526;529;RM529;531;531A;535;536;545;545A;546;547;549;555;575;581;581A;585;585A;C;CA;Q; | ||
|Designers= | |Designers= | ||
}} for up to ~50 MHz with a {{B7G base}}, introduced in 1946. | }} for up to ~50 MHz with a {{B7G base}}, introduced in 1946. | ||
Revision as of 01:55, 26 January 2023
The 6AU6 (European: EF94) (Russian: 6Ж4П) (P/N 154-0022-00, 157-0073-00, 157-0059-00, 154-0284-00) is an RF pentode vacuum tube for up to ~50 MHz with a miniature B7G 7-pin base, introduced in 1946.
The 12AU6 is the equivalent version with a 12 V heater.
The 6AU6 is used in the 513, 581, 585 and others as an error amplifier, in the Type 53/54C plugin, and others.
The 6AU6A is an improved version for equipment with series-connected heaters that ha controlled warm-up and heater-to-cathode voltage rating increased to 200 V. The 6AU6WA is a ruggedized version.
The 8425 (used in Type Q) is an improved successor version.
Tek part number:
- 154-0022-00
- 157-0073-00 (selected pair)
- 157-0059-00 (6AU6A)
- 154-0284-00 (6AU6WA)
| Aged/Checked/Matched Pair Details | ||
|---|---|---|
| Used in | Tek Part# | S/N Range |
| 310 | 157-0034-00 | See Note 1 |
| 502 (V414,V444) | 157-0056-00 | Before Mod M6179 |
| Type CA Plug-in | 157-0059-00 | All |
| 502, 505 (V414, V444) | 157-0073-00 | ? |
Note 1: Replaced by raw 6AU6 with instrument mod
Reference:
Links
- Tung Sol 6AU6 Datasheet (PDF)
- 6AU6 / 6AU6A / 6AU6WA / 8425 @ radiomuseum.org
Pictures
-
6AU6 and 12AU6 tubes
-
6AU6A (Tek p/n 157-0059-00)
