12BY7: Difference between revisions

47 bytes removed ,  21 September 2023
combined 12BY7+12BY7A as 1963 parts price list shows 154-047 = 12BY7A
mNo edit summary
(combined 12BY7+12BY7A as 1963 parts price list shows 154-047 = 12BY7A)
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{{Vacuum Tube
{{Vacuum Tube
|Type=Pentode
|Type=Pentode
|Number=12BY7
|Number=12BY7A
|EuroNumber=
|EuroNumber=EL180
|RussianNumber=
|RussianNumber=
|Part_nos=
|Part_nos=154-047,154-0047-00
|Description=miniature 6.5 W power pentode
|Description=miniature 6.5 W power pentode
|Used_in=106;163;524;531;533;535;536;541;543;535;545;545A;549;555;75;3A75;3B5;
|Used_in=106;163;524;531;533;535;536;541;543;535;545;545A;549;555;75;3A75;3B5;
|Designers=
|Designers=
}}. The '''12BY7A''' (154-0047-00), (European equivalent: '''EL180''') is a compatible and slightly improved version. 
}}.


Both are all-glass types with a {{B9A base}} and share the EIA 9BF pinout with a number of other miniature pentode tubes of the era.
Both the 12BY7 and the slightly improved 12BY7A are all-glass types with a {{B9A base}} and share the EIA 9BF pinout with a number of other miniature pentode tubes of the era.


{| class="wikitable"
{| class="wikitable"
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==Data sheets and Links==
==Data sheets and Links==
[[File:No64.png|right| 9BF socket diagram]]
[[File:No64.png|right| 9BF socket diagram]]
* [http://w140.com/12by7a.pdf General Electric 12BY7A Datasheet (PDF)]
* [[Media:GE 12BY7A data sheet.pdf|General Electric 12BY7A data sheet]]
* https://en.wikipedia.org/wiki/12BV7  
* [[wikipedia:12BV7|12BV7 @ Wikipedia]]
* [[tube:12by7|12BY7]] / [[tube:12by7a|12BY7A]] @ radiomuseum.org
* [[tube:12by7|12BY7]] / [[tube:12by7a|12BY7A]] @ radiomuseum.org