ABCDSwitch
SmartAlexElectronicProjects
Project for development of ABCD switch for a guitar pedal board.
Components (17)
| Reference | Value | Description |
|---|---|---|
| Q1-Q4 | 2N3906 | PNP transistor, emitter/base/collector |
| U1 | 74AC14N | Hex inverter schmitt trigger |
| U2 | 4017 | Johnson Counter ( 10 outputs ) |
| C3,C4 | 100nF | Unpolarized capacitor, small symbol |
| D2 | 1N4148 | 100V 0.15A standard switching diode, DO-35 |
| D3-D6 | LED | Light emitting diode |
| J1 | Output 1 | Audio Jack, 2 Poles (Mono / TS) |
| J2 | Output 2 | Audio Jack, 2 Poles (Mono / TS) |
| J3 | Input - From Musical Instrument | Audio Jack, 2 Poles (Mono / TS) |
| J4 | Output 3 | Audio Jack, 2 Poles (Mono / TS) |
| J5 | Output 4 | Audio Jack, 2 Poles (Mono / TS) |
| R4,R6,R8 | 4.7K | Resistor, US symbol |
| R5 | 4.7k | Resistor, US symbol |
| R7,R9-R11 | 47k | Resistor, US symbol |
| R12-R15 | 1K | Resistor, US symbol |
| R16-R20 | 1M | Resistor, US symbol |
| R21-R24 | 10K | Resistor, US symbol |