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benjiaomodular
A schmitt-trigger inverter based sawtooth and pulse oscillator module
| Reference | Value | Description |
|---|---|---|
| Q1 | BC558 | |
| Q2 | BC548 | |
| U1 | TL074 | |
| U2 | 40106 | |
| C1 | 2.2nF | |
| C2,C3 | 1uF | |
| C4,C5 | 100uF | |
| C6-C8 | 100nF | |
| D1,D2 | 1N4148 | |
| D3 | LED | |
| FM_AMOUNT1,R2,R6 | 1M | |
| J1 | Conn_01x16_Female | |
| J2 | Conn_01x16_Male | |
| J3 | V_OCT_IN | |
| J4 | FM_IN | |
| J5 | PULSE_OUT | |
| J6 | SAW_OUT | |
| J7 | JST_BUS | |
| J8 | IDC_BUS | |
| PULSE_WIDTH1,R1,R3,R4,R8-R10,R12,R14,TUNING_COARSE1,TUNING_FINE1 | 100K | |
| R5 | 1K5 | |
| R7 | 200K | |
| R11,R15 | 20K | |
| R13 |
| 33K |
| R16-R18 | 10K |
|---|
| SCALE1 | 1K |
|---|
| TH1-TH4 | 10K NTC |
|---|