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| Is the Printed Circuit Board a Form of Musical Notation? | mhwalker | 489 | 1 |
| Suggestions for a passive line-level high-pass crossover? | bdp24 | 3908 | 10 |
| Oppo 105 DVD player as a "preamp"? | georgehifi | 2668 | 3 |
| Tube Rolling questions from a recent addict: | facten | 2591 | 13 |
