FormantKO
Desval27
Knock-off of the Elektor Formant Synthesizer project with the initial goal of being quasi-authentic and secondary goal undecided. Probably tweaks of some kind.
Components (15)
| Reference | Value | Description |
|---|---|---|
| U1 | 40106 | Hex Schmitt trigger inverter |
| U2 | 4520 | Dual Binary Up-Counter |
| U3,U4 | OpAmp | Single Operational Amplifier |
| C5,C9 | 220n | Unpolarized capacitor |
| D1,D2 | 1N4148 | Fast Switching Diode |
| J1 | MonoJack | Audio Jack, 2 Poles (Mono / TS) |
| R1,R10,R20 | 10k | Multi Turn trimmable resistor (preset resistor),Resistor |
| R3,R4,R6,R8,R13 | 200k | Resistor |
| R5,R12,R19 | 20k | Resistor |
| R7,R9,R14,R16 | 100k | Multi Turn trimmable resistor (preset resistor),Resistor |
| R11 | 1M | Variable Resistor |
| R15,R17 | 1k5 | Resistor |
| R18 | 220k | Resistor |
| S1,S2 | SW | Single Pole Double Throw Switch |
| S3 | SW_Push | Push button switch, generic, two pins |