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 (19)
| Reference | Value | Description |
|---|---|---|
| IC1 | 4030 | |
| IC2 | 4006 | |
| IC3 | OpAmp | Single Operational Amplifier |
| C1 | 100n | Unpolarized capacitor |
| C2 | 33n | Unpolarized capacitor |
| C3 | 1n | Unpolarized capacitor |
| C4 | 1µ | Polarized capacitor |
| D1 | 8V2 | Zener/avalanche diode; unidirectional breakdown diode; voltage regulator diode |
| J1 | IOS | Generic connector, single row, 01x01, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J2 | +15V | Generic connector, single row, 01x01, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J3 | GND | Generic connector, single row, 01x01, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J4 | -15V | Generic connector, single row, 01x01, script generated (kicad-library-utils/schlib/autogen/connector/) |
| R1 | 47k | Resistor |
| R2 | 4k7 | Resistor |
| R3 | 150k | Resistor |
| R4 | 22k | Resistor |
| R5 | 12k | Resistor |
| R6-R8 | 39k | Resistor |
| T1 | TUN | NPN transistor, emitter/base/collector |