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Stustup
A fully balanced headphone amp from paralleling multiple opamps. With inspiration from the Schiit Magni Heresy
| Reference | Value | Description |
|---|---|---|
| U100-U103,U200-U203,U300-U303,U400-U403,U601,U701 | OPA1688 | |
| U602,U702 | LME49724 | |
| C7,C9-C11 | 220u | |
| C16,C17,C801,C803,C901,C903 | 100p | |
| C100-C107,C200-C207,C300-C307,C400-C407,C603,C604,C703,C704 | 100n | |
| C601,C606,C701,C706 | 220p | |
| C602,C605,C702,C705 | 10u | |
| C802,C902 | 4n7 | |
| D400,D401 | Grn | |
| H101-H104 | MountingHole | |
| J1 | Bal Input | |
| J2 | Prestage SW R | |
| J4 | PWR | |
| J5 | Prestage SW L | |
| J6 | Output Stage Out | |
| J8,J9 | SW Conn | |
| J10 | Input SW L | |
| J11 | UnBal Input | |
| J12 | Input SW R | |
| R19,R20 | 1k | |
| R100-R107,R200-R207,R300-R307,R400-R407 | 1R | |
| R408,R409,R602,R604,R607,R702,R704,R707 | 4k7 | |
| R601,R603,R605,R606,R701,R703,R705,R706 | 2k49 | |
| R801,R802,R901,R902 | 200R |