12AU6: Difference between revisions

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The '''12AU6''' is a miniature RF pentode for up to ~50 MHz. Apart from the 12 V heaters, it is the same as the [[6AU6]].
[[File:Telefunken 12au6.jpg|250px|right]]
{{Vacuum Tube
|Type=Pentode
|Number=12AU6
|EuroNumber=HF94
|RussianNumber=
|Part_nos=154-0040-00
|Description=RF pentode
|an=an
|Used_in=81;112;512;556;575;545;549;581;585;A;B;C;G;K;H;L;M;N;O;R;S;Z
|Designers=
}} for up to ~50 MHz with a {{B7G base}}. Apart from the 12 V heaters, it is the same as the [[6AU6]] (EF94).


* [http://w140.com/12AU6.pdf Tung-Sol 12AU6 Datasheet (PDF)]
The '''8426''' is an improved version used in the [[O|Type O]].


Tek part number:
* 154-0040-00 (single tube)
{| class="wikitable"
{{Checkedtubes TableHeader}}
|-
|  [[112]]  || 157-0012-00  || All     
|-
|  [[512]] (V3,V8)  || 157-0012-00  || All
|-
|  [[575]],[[112]],[[G]],[[K]],[[L]],[[Z]],[[C]],[[G]]  || 157-0038-00  ||All
|-
|  [[575]], Type [[G]] Plug-in || 157-0050-00  ||All
|-
| Type [[G]] Plug-in (V3477,V3487) || 157-0055-00  ||All
|-
|  [[O]] || 157-0071-00  ||All
|-
|  [[575]](V214, V224, V254, V264) || 157-0017-00  ||All
|-
|  ? || 157-0029-00  ||N/A
|-
|  Type [[K]] Plug-in (V6101, V6111) || 157-0031-00  ||Upto-353
|-
|  Type [[Z]] Plug-in (V7634, V8634) || 157-0065-00  ||All
|-
|  Type [[H]] Plug-in  || 157-0076-00  ||All
|-
|  Type [[O]] Plug-in  || 157-0077-00  ||All
|-
|  Type [[H]],  [[M]]  Plug-in  || 157-0078-00  ||All
|-
|  Type [[H]]  Plug-in  || 157-0114-00  || Post 1965
|}
157-0012-00 has been replaced by 157-0038-00.
157-0029-00 has been replaced by 157-0038-00.
157-0065-00 has been replaced by 157-0038-00.
157-0017-00 has been replaced by 157-0050-00.
157-0055-00 has been replaced by 157-0050-00.
{{Tube aging reference}}
==Used in==
* [[C|Type 53/54C]] plugin
* [[A|Type A]]
==Pictures==
<gallery>
<gallery>
Telefunken 12au6.jpg
Tek 157-0071-00.jpg | 157-0071-00 12AU6 Matched pair
Tek 157-0050-00.jpeg | 157-0050-00 12AU6 Matched pair
Tek_157_0038-00.jpeg | 157-0038-00 12AU6 Matched pair
</gallery>
</gallery>
==Links==
* [[Media:Datasheet 12AU6.pdf|Tung-Sol 12AU6 Datasheet]]
* [[tube:12au6|12AU6]] / [[tube:8426|8426]]  @ radiomuseum.org


[[Category:Pentodes]]
[[Category:Pentodes]]

Revision as of 13:14, 10 July 2022

The 12AU6  (European: HF94) (P/N 154-0040-00) is an RF pentode vacuum tube for up to ~50 MHz with a miniature B7G 7-pin base. Apart from the 12 V heaters, it is the same as the 6AU6 (EF94).

The 8426 is an improved version used in the Type O.

Tek part number:

  • 154-0040-00 (single tube)
Aged/Checked/Matched Pair Details
Used in Tek Part# S/N Range
112 157-0012-00 All
512 (V3,V8) 157-0012-00 All
575,112,G,K,L,Z,C,G 157-0038-00 All
575, Type G Plug-in 157-0050-00 All
Type G Plug-in (V3477,V3487) 157-0055-00 All
O 157-0071-00 All
575(V214, V224, V254, V264) 157-0017-00 All
? 157-0029-00 N/A
Type K Plug-in (V6101, V6111) 157-0031-00 Upto-353
Type Z Plug-in (V7634, V8634) 157-0065-00 All
Type H Plug-in 157-0076-00 All
Type O Plug-in 157-0077-00 All
Type H, M Plug-in 157-0078-00 All
Type H Plug-in 157-0114-00 Post 1965

157-0012-00 has been replaced by 157-0038-00.

157-0029-00 has been replaced by 157-0038-00.

157-0065-00 has been replaced by 157-0038-00.

157-0017-00 has been replaced by 157-0050-00.

157-0055-00 has been replaced by 157-0050-00.

Reference:

Tube aging procedure / Selection and checking procedure

Used in

Pictures

Links