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U5Sensibly equivalent¶ to:CV3743See also:
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The U5 has the distinction of being the first full wave rectifier. The U5 was introduced by the Marconi-Osram Valve company in 1926.From the picture it can be seen that each filament is an inverted V and that the two filaments are connected in parallel. Each anode cavity is a flattened cylinder without any coating.The balloon envelope is 52 mm in diameter and, excluding the B4 base pins, is 93 mm tall.References: 1005 & 1043. Type U5 was first introduced in 1926. See also 1926 adverts. |
Pin Connections
| 1 | 2 | 3 | 4 |  a1 | a2 | f | f |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | mAa |
| 5.0 | 1.6 | 400 | 60 |
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Updated May 30, 2014.
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