12AU6: Difference between revisions

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[[File:Telefunken 12au6.jpg|350px|right]]
[[File:Telefunken 12au6.jpg|250px|right]]
The '''12AU6''' (European equivalent '''HF94''') is a miniature RF pentode for up to ~50 MHz, with a {{B7G base}}. Apart from the 12 V heaters, it is the same as the [[6AU6]] (EF94).
{{Vacuum Tube
|Type=Pentode
|Number=12AU6
|EuroNumber=HF94
|RussianNumber=
|Part_nos=154-0040-00
|Description=RF pentode
|an=an
|Used_in=81;112;1L10;1L20;1L60;3L10;512;556;575;545;547;549;581;585;A;B;C;G;K;H;L;ML;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).
 
The '''8426''' is an improved version used in the [[O|Type O]].


Tek part number:
Tek part number:
Line 14: Line 26:
|  [[575]],[[112]],[[G]],[[K]],[[L]],[[Z]],[[C]],[[G]]  || 157-0038-00  ||All
|  [[575]],[[112]],[[G]],[[K]],[[L]],[[Z]],[[C]],[[G]]  || 157-0038-00  ||All
|-  
|-  
|  [[575]],[[G]] || 157-0050-00  ||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
|  [[O]] || 157-0071-00  ||All
Line 21: Line 35:
|-  
|-  
|  ? || 157-0029-00  ||N/A
|  ? || 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157-0012-00 has been replaced by 157-0038-00
157-0012-00 has been replaced by 157-0038-00.
 
157-0029-00 has been replaced by 157-0038-00.
 
157-0065-00 has been replaced by 157-0038-00.
 
157-0017-00 has been replaced by 157-0050-00.


157-0017-00 has been replaced by 157-0050-00  
157-0055-00 has been replaced by 157-0050-00.


{{Tube aging reference}}
{{Tube aging reference}}


==Used in==
==Pictures==
* [[C|Type 53/54C]] plugin
* ...
 
<gallery>
<gallery>
Tek 157-0071-00.jpg | 157-0071-00 12AU6 Matched pair
Tek 157-0071-00.jpg | 157-0071-00 12AU6 Matched pair
Tek 157-0050-00.jpeg | 157-0050-00 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==
==Links==
* [http://w140.com/12AU6.pdf Tung-Sol 12AU6 Datasheet (PDF)]
* [[Media:Datasheet 12AU6.pdf|Tung-Sol 12AU6 Datasheet]]
* [https://www.radiomuseum.org/tubes/tube_12au6.html 12AU6 @ radiomuseum.org]
* [[tube:12au6|12AU6]] / [[tube:8426|8426]]  @ radiomuseum.org


{{Part usage}}


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

Latest revision as of 03:55, 10 March 2024

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

Pictures

  • 157-0071-00 12AU6 Matched pair

    157-0071-00 12AU6 Matched pair

  • 157-0050-00 12AU6 Matched pair

    157-0050-00 12AU6 Matched pair

  • 157-0038-00 12AU6 Matched pair

    157-0038-00 12AU6 Matched pair

Links

Some instruments using part 12AU6

Instrument Manufacturer Class Model Description Introduced
112 Tektronix Amplifier 112 Differential amplifier 1949
1L10 Tektronix Plug-in 1L10 1 MHz to 36 MHz Spectrum Analyzer 1965
1L20 Tektronix Plug-in 1L20 4.2 GHz Spectrum Analyzer plug-in 1965
1L60 Tektronix Plug-in 1L60 150-250 MHz Spectrum Analyzer plug-in (?)
3L10 Tektronix Plug-in 3L10 1 - 36 MHz Spectrum Analyzer Plug-In 1965
512 Tektronix Oscilloscope 512 Early 2 MHz scope 1948
545 Tektronix Oscilloscope 545 30 (33) MHz oscilloscope 1955
547 Tektronix Oscilloscope 547 50 MHz oscilloscope 1964
549 Tektronix Oscilloscope 549 30 MHz storage oscilloscope 1965
556 Tektronix Oscilloscope 556 50 MHz dual beam scope 1966
575 Tektronix Curve Tracer 575 Curve tracer for transistors 1957
581 Tektronix Oscilloscope 581 100 (95) MHz oscilloscope 1959
585 Tektronix Oscilloscope 585 100 (95) MHz oscilloscope 1959
81 Tektronix Plug-in Type 81 plug-in adapter 1960
A Tektronix Plug-in Type A 20 MHz amplifier plug-in 1954
B Tektronix Plug-in Type B 20 MHz amplifier plug-in 1954
C Tektronix Plug-in Type (53)C Dual-trace 8.5 (24) MHz amplifier 1954
G Tektronix Plug-in Type G 20 MHz differential amplifier 1955
H Tektronix Plug-in Type H 15 MHz amplifier plug-in 1958
K Tektronix Plug-in Type K 30 MHz amplifier plug-in 1955
L Tektronix Plug-in Type L High-sensitivity 30 MHz amplifier 1957
M Tektronix Plug-in Type M 20 MHz quad-channel amplifier 1962
ML Tektronix Plug-in ML High-sensitivity 30 MHz amplifier 1962
N Tektronix Plug-in Type N Sampling system plug-in 1960
O Tektronix Plug-in Type O Dual opamp plugin 1962
R Tektronix Plug-in Type R Tranistor rise-time test set 1958
S Tektronix Plug-in Type S Diode recovery tester plug-in 1960
Z Tektronix Plug-in Type Z Comparator preamp plug-in 1960
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