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STD Metaxas K20 gain cell for CP-1 preamp
License: CC-BY 3.0
Mode: Editors' pick
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Update time：
2023-07-31 13:01:12
Creation time：
2020-08-18 04:30:05
Description
see https://www.diyaudio.com/forums/analog-line-level/358649-metaxas-cp-1-impossible-repair-crackling-popping-channel.html
Design Drawing
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | 2N2219A | T5 | TO39 | 1 |
| 2 | J112 | T1,T2 | TO-92-3_L4.8-W3.7-P2.54-L | 2 |
| 3 | 2N4401 | Q2 | TO-92-3_L4.8-W3.7-P2.54-L | 1 |
| 4 | 2N4403 | Q1 | TO-92-3_L4.8-W3.7-P2.54-L | 1 |
| 5 | PAD | IN,OUT1,+24V,-24V,GND | HDR-M-2.54_1X1 | 5 |
| 6 | 40 | R1 | R_AXIAL-0.3 | 1 |
| 7 | 100 | R2,R10,R11 | R_AXIAL-0.3 | 3 |
| 8 | 1Meg | R3 | R_AXIAL-0.3 | 1 |
| 9 | 22k | R4 | R_AXIAL-0.3 | 1 |
| 10 | 10 | R5,R6 | R_AXIAL-0.3 | 2 |
| 11 | 1.6k | R7 | R_AXIAL-0.3 | 1 |
| 12 | 470 | R8,R9 | R_AXIAL-0.3 | 2 |
| 13 | 1N4148 | D1,D2 | DO-35_BD2.0-L4.0-P8.00-D0.5-FD | 2 |
| 14 | 2N2905A | T6 | TO39 | 1 |
| 15 | J175 | T3,T4 | TO-92-3_L4.8-W3.7-P2.54-L | 2 |
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