Category:300B
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Directly-heated audio frequency power triode  Геометрические размеры и цоколёвка | |||||
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Although the 300B was launched in 1938, it was merely a re-based 300A which was made since 1933
Media in category "300B"
The following 17 files are in this category, out of 17 total.
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300B base and outline.svg 822 × 770; 41 KB
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300B base white background.svg 771 × 414; 21 KB
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300B base.svg 760 × 402; 20 KB
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300B distortion at 400V 80mA 5kOhm.svg 914 × 726; 54 KB
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300B grid curve WE 1950 data.svg 1,240 × 900; 86 KB
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300B heater V-I curve.svg 1,240 × 893; 95 KB
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300B max output watts vs load.png 2,416 × 1,282; 295 KB
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300B outline drawing metric.svg 480 × 770; 22 KB
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300B plate curve WE 1950 data.svg 1,076 × 792; 97 KB
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300B power and distortion vs plate voltage RUS.svg 715 × 453; 133 KB
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300B second and third harmonic vs load and current.png 2,567 × 1,908; 507 KB
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300B triode with E.A.T. branding at HighEnd-2009 (3557093676).jpg 600 × 900; 366 KB
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SE-300B-70W.jpg 519 × 409; 54 KB
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Western Electric 86 300B output stage.png 847 × 742; 49 KB
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Western Electric 91 300B output stage.png 607 × 722; 49 KB
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Western Electric 92 300B output stage.png 956 × 943; 69 KB
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直熱管和膀熱管.jpg 422 × 570; 39 KB
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