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velvia-fifty
DIY audio-related projects of questionable quality and dubious utility; delivered in 30 minutes or less or the next one is free
| Reference | Value | Description |
|---|---|---|
| Q1,Q2,Q4,Q6-Q8,Q10-Q12 | BC548 | 0.1A Ic, 30V Vce, Small Signal NPN Transistor, TO-92 |
| Q3,Q5,Q9 | BC558 | 0.1A Ic, 30V Vce, PNP Small Signal Transistor, TO-92 |
| U1 | 40106 | Hex Schmitt trigger inverter |
| U2,U4,U5,U7-U9,U14,U15 | TL074 | Quad Low-Noise JFET-Input Operational Amplifiers, DIP-14/SOIC-14 |
| U3,U6,U10-U13 | TL072 | Dual Low-Noise JFET-Input Operational Amplifiers, DIP-8/SOIC-8 |
| C1-C6,C11,C12 | 100nF | Unpolarized capacitor |
| C7,C9 | 2n2 | Unpolarized capacitor |
| C8,C13,C19-C21,C28 | 1uF | Unpolarized capacitor |
| C10 | 10uf | Unpolarized capacitor |
| C14-C18 | 1nF | Unpolarized capacitor |
| C22,C27 | 5.6nF | Unpolarized capacitor |
| C23,C26 | 2.2nF | Unpolarized capacitor |
| C24 | 680p |
| Unpolarized capacitor |
| C25 | 680pF | Unpolarized capacitor |
|---|
| C29,C31,C33,C35 | 100nf | Unpolarized capacitor |
|---|
| C30,C32 | 1uf | Unpolarized capacitor |
|---|
| C34 | 100uf | Unpolarized capacitor |
|---|
| C36,C37 | 10uF | Polarized capacitor |
|---|
| C38 | 10pF | Unpolarized capacitor |
|---|
| D1-D3,D8-D14 | 1N4148W | 75V 0.15A Fast Switching Diode, SOD-123 |
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| D4 | PRSNT | Light emitting diode |
|---|
| D5 | 5V OK | Light emitting diode |
|---|
| D6 | 12V OK | Light emitting diode |
|---|
| D7 | -12V OK | Light emitting diode |
|---|
| D15,D17,D19,D21 | 1N4001 | 75V 0.15A Fast Switching Diode, SOD-123 |
|---|
| D16,D18,D20,D22 | OSC | Light emitting diode |
|---|
| J1 | Folder | Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) |
|---|
| J2 | Fold | Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) |
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| J3,J4 | Laundry | Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) |
|---|
| J5 | Triangle | Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) |
|---|
| J6 | Saw | Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) |
|---|
| J7 | PWM | Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) |
|---|
| J8 | Triange Gen | Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) |
|---|
| J9-J13,J16-J18,J21,J22 | AudioJack2_SwitchT | Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) |
|---|
| J14 | OPT EURO | Generic connector, double row, 02x08, odd/even pin numbering scheme (row 1 odd numbers, row 2 even numbers), script generated (kicad-library-utils/schlib/autogen/connector/) |
|---|
| J15 | DIN41612_02x32_AB | DIN41612 connector, double row (AB), 02x32, script generated (kicad-library-utils/schlib/autogen/connector/) |
|---|
| R1,R3,R8,R26,R27,R29,R31,R34,R37,R43,R68,R79,R80,R83,R92,R93,R106-R108,R111,R112,R120,R122-R124,R129-R131,R137,R138,R143,R145,R146,R151,R160,R163,R166 | 1k | Resistor |
|---|
| R2,R28,R42,R60,R64,R65,R98,R109,R116,R117,R126,R133,R142,R150,R158,R159,R161,R162,R164,R165,RV1,RV2,RV9,TH1-TH4 | 10k | Potentiometer,Resistor,Temperature dependent resistor, negative temperature coefficient |
|---|
| R4,R5 | 150 | Resistor |
|---|
| R6,R7 | 500 | Resistor |
|---|
| R9,R11-R13,R15,R18,R20,R23,R25,R32,R33,R35,R36,R38,R39,R41,R50,R53,R56,R63,R66,R67,R69,R78,R82,R84-R87,R90,R91,R94,R102,R105,R115,R125,R132,R152,R153,R156,R157,RV3-RV7,RV10-RV17,RV22-RV24 | 100k | Potentiometer,Resistor,Trim-potentiometer |
|---|
| R10,R70-R76,R81,R104 | 33k | Resistor |
|---|
| R14,R17,R46,R96,R121,R128,R135,R139,R147 | 1M | Resistor |
|---|
| R16 | 1k5 | Resistor |
|---|
| R19,R24,R51,R52 | 68k | Resistor |
|---|
| R21,R55 | 14k | Resistor |
|---|
| R22,R99 | 47k | Resistor |
|---|
| R30,R47,R48,R59,R61,R100,R110,R113,R114,R136,R144 | 20k | Resistor |
|---|
| R40 | 82k | Resistor |
|---|
| R44,R54,R77,R118,R127,R134 | 2k | Resistor |
|---|
| R45 | 51k | Resistor |
|---|
| R49,R57 | 27k | Resistor |
|---|
| R58,R62 | 100R | Resistor |
|---|
| R88,R89 | 680R | Resistor |
|---|
| R95 | 4k7 | Resistor |
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| R97,R101 | 470k | Resistor |
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| R103 | 22k | Resistor |
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| R119 | 200k | Resistor |
|---|
| R140,R148 | 470R | Resistor |
|---|
| R141,R149 | 150k | Resistor |
|---|
| RV8,RV19-RV21 | 250k | Potentiometer |
|---|
| RV18 | 50k | Trim-potentiometer |
|---|
| SW1 | AVG/SUM | Switch, single pole double throw |
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| TP1 | A | test point |
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| TP2 | B | test point |
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| TP3 | D | test point |
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| TP4 | C | test point |
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| TP5 | SYNC1 | test point |
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| TP6 | VCF IN | test point |
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| TP7 | FILTER | test point |
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| TP8 | WHT1 | test point |
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| TP9 | WHT2 | test point |
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| TP10 | BLUE | test point |
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| TP11 | PINK | test point |
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| TP12 | TRI | test point |
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| TP13 | SYNC2 | test point |
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| TP14 | SYNC3 | test point |
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| TP15,TP16 | SYNC4 | test point |
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| TP17 | VCA IN | test point |
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