12B4: Difference between revisions
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The '''12B4''' is a triode with 5.5 W maximum plate dissipation, | The '''12B4''' is a triode with 5.5 W maximum plate dissipation, | ||
1000 V peak plate voltage, and and 105 mA peak cathode current. | 1000 V peak plate voltage, and and 105 mA peak cathode current. | ||
It has a | It has a {{B9A base}}. | ||
The 12B4 is used in the [[551]] and [[555]], and as a pass tube in the power supply of the [[513]], [[581]] and [[585]]. | The 12B4 is used in the [[126]], [[551]], and [[555]], and as a pass tube in the power supply of the [[513]], [[581]] and [[585]]. | ||
==Data== | ==Data== | ||
* [http://w140.com/12B4A.pdf 12B4A Datasheet (PDF)] | * [http://w140.com/12B4A.pdf 12B4A Datasheet (PDF)] | ||
* [https://www.radiomuseum.org/tubes/tube_12b4.html 12B4 @ radiomuseum.org] | |||
==Pictures == | |||
<gallery> | |||
Tube 12B4.jpg | 12B4 Tube | |||
</gallery> | |||
[[Category:Triodes]] | [[Category:Triodes]] | ||
Revision as of 08:53, 25 November 2018
The 12B4 is a triode with 5.5 W maximum plate dissipation, 1000 V peak plate voltage, and and 105 mA peak cathode current. It has a B9A (Noval) miniature 9-pin base.
The 12B4 is used in the 126, 551, and 555, and as a pass tube in the power supply of the 513, 581 and 585.
Data
Pictures
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12B4 Tube
