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Topics posted by Al Klappenberger
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The B&C DCM50. Can it replace the K55 driver? 1 2 3 4 9
By Al Klappenberger, in Technical/Restorations
- 165 replies
- 20715 views
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- 15 replies
- 1755 views
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Testing the Faital Pro HF200 driver on the Eliptrac400 1 2 3 4 6
By Al Klappenberger, in Technical/Restorations
- 115 replies
- 21269 views
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- 30 replies
- 3816 views
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- 91 replies
- 28594 views
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Iron-core versus air-core woofer inductor intermod test. 1 2 3 4 5
By Al Klappenberger, in Technical/Restorations
- 88 replies
- 9363 views
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New extreme-slope crossover requiring NO Zobel 1 2 3 4 5
By Al Klappenberger, in Technical/Restorations
- 87 replies
- 7853 views
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ALK ES500T extreme-slope network design ready 1 2 3 4
By Al Klappenberger, in Technical/Restorations
- 76 replies
- 4877 views
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Tractrix squawker horn for the Belle and Khorn 1 2 3 4 10
By Al Klappenberger, in Technical/Restorations
- 188 replies
- 8242 views
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- 15 replies
- 742 views
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- 315 replies
- 14108 views
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- 2 replies
- 279 views
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- 78 replies
- 3818 views
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- 21 replies
- 972 views
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- 6 replies
- 6029 views
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Tests: K-69-A driver on Edgar type wood Tractrix horn 1 2 3 4 8
By Al Klappenberger, in Technical/Restorations
- 142 replies
- 11188 views
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- 43 replies
- 2009 views
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- 57 replies
- 3445 views
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- 5 replies
- 1814 views
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- 20 replies
- 10665 views
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- 18 replies
- 396 views
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- 22 replies
- 2037 views
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- 0 replies
- 398 views
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- 23 replies
- 2317 views
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- 10 replies
- 722 views