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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 |
|---|---|---|
| U1 | TL074 | Quad Low-Noise JFET-Input Operational Amplifiers, DIP-14/SOIC-14 |
| U2 | MAX5440EAG_ Volume Control | |
| U3,U4 | ECC83 | double triode |
| U5 | TL072 | TL072 Dual Opamp TSSOP-8 |
| C1,C14 | 100nF | Unpolarized capacitor |
| C2 | 10uF | Polarized capacitor |
| C3,C4 | 0.1uF | Unpolarized capacitor |
| C5,C9,C13,C15 | 1uF | Polarized capacitor,Unpolarized capacitor |
| C6-C8,C11 | 47nF | Unpolarized capacitor |
| C10 | 10nF | Unpolarized capacitor |
| C12,C16 | 47uF | Polarized capacitor |
| D1-D6 | LED | Light emitting diode |
| D7,D8 | 1N4148WS | 75V 0.15A Fast switching Diode, SOD-323 |
| J3 | FX RETURN (PRE TUBE) | Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) |
| J4 | FX SEND (PRE TUBE) | Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) |
| J5 | FX RETURN (POST TUBE) | Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) |
| J6 |
|---|
| FX SEND (POST TUBE) |
| Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) |
| J10 | INT | Generic connector, single row, 01x31, script generated (kicad-library-utils/schlib/autogen/connector/) |
|---|
| J12 | EXT_INTERFACE_1 | Generic connector, single row, 01x30, script generated (kicad-library-utils/schlib/autogen/connector/) |
|---|
| R1,R2,R4,R7,R8,R24,R29,R31 | 100k | Resistor |
|---|
| R3,R15,R23,R27,R30,RV1 | 1M | Potentiometer,Resistor |
|---|
| R5,R6 | 560R | Resistor |
|---|
| R9,R11,R14 | 1k | Resistor |
|---|
| R10 | 20k | Resistor |
|---|
| R12 | 470R | Resistor |
|---|
| R13 | 10k | Resistor |
|---|
| R16 | 150k | Resistor |
|---|
| R17-R22 | 150R | Resistor |
|---|
| R25 | 220k | Resistor |
|---|
| R26,R28 | 470k | Resistor |
|---|
| RV2-RV5 | 50k | Potentiometer |
|---|
| SW1 | RotaryEncoder_Switch | Rotary encoder, dual channel, incremental quadrate outputs, with switch |
|---|
| SW2 | MUTE | MEC 5G single pole normally-open tactile switch |
|---|
| SW3 | STDBY | MEC 5G single pole normally-open tactile switch |
|---|
| SW4 | Overdrive | Switch, dual pole double throw, separate symbols |
|---|