고gm 4극관으로 3결시 437A과 비슷한 특성을 갖습니다.
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이곳은 웨스턴 진공관 전용 자료실입니다
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Western Electc 426A [전압기준-점화전극 있음]
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Western Electc427A [전압기준-점화전극 있음]
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Western Electc 429A [방열 5극]
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Western Electc 430A, 430B [전압기준-점화전극 있음]
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Western Electc 432A, 432B [전압기준]
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Western Electc435A [방열 극]
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Western Electc436A [방열 극]
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Western Electc 437A [방열 3극]
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Western Electc 440A [직열 3극]
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Western Electc 441A [직열 3극]
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Western Electc 442A [직열 3극]
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Western Electc 443A [전압기준-점화전극 있음]
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Western Electc 444A [진행파]
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Western Electc 446A [전압기준]
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Western Electc 447A [전압기준]
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Western Electc 448A, 448B, 445A [방열 극]
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Western Electc 451A [사이러트론]
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Western Electc 453A [전압기준]
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Western Electc6167 [누미트론]
