SimpleModem — Simple Universal Modem | Open App NoteComponents (21)
| Reference | Value | Description |
|---|
| Q1 | BC547 | |
|---|
| U1 | LM393 | |
|---|
| C1,C2,C8-C10 | 100nF | |
|---|
| C3-C5,C7 | 470pf | |
|---|
| C6 | 1nF | |
|---|
| C11 | 10uF | |
|---|
| C12,R14 | NC | |
|---|
| J1 | Conn_02x04_Odd_Even | |
|---|
| J2 | TRRS jack | |
|---|
| JP1 | T | |
|---|
| JP2 | R | |
|---|
| JP3 | R/S | |
|---|
| JP4 | S | |
|---|
| R1,R4,R7,R9,R11 | 47k | |
|---|
| R2,R3 | 680k | |
|---|
| R5 | 100k | |
|---|
| R6 | 120k | |
|---|
| R8 | 1M | |
|---|
| R10 | 2k2 | |
|---|
| R12 | 470k | |
|---|
| R13 | 6k8 | |
|---|
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