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TD2Sensibly equivalent¶ to:See also:
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The Triotron TD2 is a general purpose battery triode. It is described as a dark emitter suggesting an oxide coated filament.The Triotron band was made by Schrack of Austria and the attached data sheet is taken from their 1931 booklet. This booklet came in the box with the TD2.Internal details are obscured by the silver gettering.The balloon envelope is 48 mm in diameter, and excluding the B4 base pins is 86 mm tall.Reference: Datasheet. Type TD2 was first introduced in 1927. |
Pin Connections
| 1 | 2 | 3 | 4 |  a | g1 | f | f |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vg | mAa | ra | gm | μ | 
| 2.0 | 0.15 | 150 | -7 | 7.0 | 10,000 | 0.9 | 9 |
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PDF scanned from an original document held by the museum |
Updated February 23, 2013.
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