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505finals [2007/04/07 02:34] n5na created |
505finals [2007/04/07 02:35] n5na |
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| Ron, AA5NI....... | Ron, AA5NI....... | ||
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| + | **July 19, 2001** | ||
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| The Motorola RF Device data book suggests a 2n3553 as a direct replacement for your 2n2631. | The Motorola RF Device data book suggests a 2n3553 as a direct replacement for your 2n2631. | ||
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| + | **July 19, 2001** | ||
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| Some time ago, the original transistors used in the 505 became obsolete, it was said. The Ten Tec list reported the 2N3553 could be used for a replacement final, (two are required). But, the once common 2N3553 is also hard to come by. | Some time ago, the original transistors used in the 505 became obsolete, it was said. The Ten Tec list reported the 2N3553 could be used for a replacement final, (two are required). But, the once common 2N3553 is also hard to come by. | ||
