Category:ECH81
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combination vacuuum tube, heptode(pentagrid)+triode | |||||
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Media in category "ECH81"
The following 9 files are in this category, out of 9 total.
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6И1П-К (6I1P-K) triode-heptode Reflektor 1972 01.jpg 2,132 × 3,199; 865 KB
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6И1П-К (6I1P-K) triode-heptode Reflektor 1972 02.jpg 2,303 × 3,455; 1,006 KB
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6И1П-К (6I1P-K) triode-heptode Reflektor 1972 03.jpg 2,298 × 3,447; 1.01 MB
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6И1П-К (6I1P-K) triode-heptode Reflektor 1972 04.jpg 3,076 × 2,051; 764 KB
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6И1П-К (6I1P-K) triode-heptode Reflektor 1972 05.jpg 3,024 × 2,016; 882 KB
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ECH81 PHILIPS.jpg 3,830 × 4,400; 5.47 MB
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ECH81 Tungsram.jpg 3,379 × 4,200; 3.92 MB
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Pope ECH81.JPG 1,411 × 3,300; 904 KB
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Roeadap.jpg 605 × 908; 47 KB