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 (26)
| Reference | Value | Description |
|---|---|---|
| IC1,IC2 | LM324 | Low-Power, Quad-Operational Amplifiers, DIP-14/SOIC-14/SSOP-14 |
| IC3,IC4 | OpAmp | Single Operational Amplifier |
| C1,C4 | 470n | Unpolarized capacitor |
| C2,C9 | 4µ7 | Polarized capacitor |
| C3 | 1µ | Unpolarized capacitor |
| C5 | 330n | Unpolarized capacitor |
| C6 | 150n | Unpolarized capacitor |
| C7 | 100n | Unpolarized capacitor |
| C8 | 47n | Unpolarized capacitor |
| P1,R33 | 470k | Resistor,Variable Resistor |
| P2,P5 | 50k | Trimmable resistor (preset resistor) |
| P3,P4,R23,R35 | 10k | Resistor,Variable Resistor |
| R1,R2,R15-R20 | 100k | Resistor |
| R3-R14,R21,R22 | 22k | Resistor |
| R24,R25 | 33k | Resistor |
| R26 | 330k | Resistor |
| R27,R29 | 1M | Resistor |
| R28,R36 | 4k7 | Resistor |
| R30 | 12k | Resistor |
| R31 | 3k9 | Resistor |
| R32,R34 | 47k | Resistor |
| S1 | BYPASS | Single Pole Double Throw Switch |
| S2 | MODE | Single Pole Double Throw Switch |
| T1-T6 | N-FET | N-Channel FET Transistor |
| TP1 | SQUARE | test point |
| TP2 | TRIANGLE | test point |