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12SA7Sensibly equivalent¶ to:CV537See also:
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The 12SA7 is a pentagrid converter for use as a mixer oscillator in superhet receivers. The design is quoted by RCA as optimised to increase stability.The RCA brand. RCA introduced the glass disc sealed into metal envelope designs in 1935.The thin metal tube envelope is 25 mm in diameter, and excluding the IO base pins is 51 mm tall.References: Data-sheet, 1040, 3002 & 1043. Type 12SA7 was first introduced in 1939. See also 1939 adverts. |
Pin Connections
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | g5 | h | a | g2,g4 | g1 | k | h | g3 |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vs | Vg | mAa | ra |
| 12.6 | 0.15 | 300 | 100 | -0 | 14.0 | 1.0M |
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Updated February 08, 2013.
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