Radio Shack Mini Speaker work-alike reference design (small-useful-PCBs) | Open App NoteComponents (21)
| Reference | Value | Description |
|---|
| Q1 | 2SC1815 | |
|---|
| U1 | LM386 | |
|---|
| BT1 | Battery | |
|---|
| C1 | 0.0033uF | |
|---|
| C2 | 0.033uF | |
|---|
| C3-C5 | 4.7uF | |
|---|
| C6 | 10uF | |
|---|
| C7 | 47uF | |
|---|
| C8 | 100uF | |
|---|
| D1 | Red LED | |
|---|
| J1 | input | |
|---|
| J2 | aux speaker out | |
|---|
| LS1 | Speaker | |
|---|
| R1 | 82K | |
|---|
| R2 | 6.8K | |
|---|
| R3,R5 | 10K | |
|---|
| R4 | 270 | |
|---|
| R6 | 10 | |
|---|
| R7 | 680 | |
|---|
| RV1 | 5K | |
|---|
| SW1 | SW_SPDT | |
|---|
small-useful-PCBs board
