12AU7: Difference between revisions

4 bytes added ,  10 October 2021
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|Part_nos=
|Part_nos=
|Description=twin medium-μ triode
|Description=twin medium-μ triode
|Used_in=122;547;555;575;581;581A;585;585A;C;D;181;502;
|Used_in=122;512;547;555;575;581;581A;585;585A;C;D;181;502;
|Designers=
|Designers=
}} with a center-tapped filament for use in either 6.3 V / 300 mA or 12.6 V / 150 mA heater circuits.  
}} with a center-tapped filament for use in either 6.3 V / 300 mA or 12.6 V / 150 mA heater circuits.