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摘要：下面是 [9V便携式耳机放大器电路]的 材料清单 P1 = 22K R1 = 18K R2 = 68K R3 = 68K R4 = 68K R5 = 18K R6 = 68K C1 = 4.7uF-25v C2 = 4.7uF-25v C3 = 22pF C4 = 220uF-25v C5 = 220uF-25v C6 = 4.7uF-25v C7 = 22pF C8 = 220uF-25v J1 = 3.5mm Stereo Jack B1 = 9V Alkaline Battery IC1 = NE5532-34 SW1 = SPST Toggle Switch(责任编辑： )
下面是[9V便携式耳机放大器电路]的
材料清单
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| 型号 | 厂商 | 价格 |
|---|---|---|
| EPCOS | 爱普科斯 | / |
| STM32F103RCT6 | ST | ￥461.23 |
| STM32F103C8T6 | ST | ￥84 |
| STM32F103VET6 | ST | ￥426.57 |
| STM32F103RET6 | ST | ￥780.82 |
| STM8S003F3P6 | ST | ￥10.62 |
| STM32F103VCT6 | ST | ￥275.84 |
| STM32F103CBT6 | ST | ￥130.66 |
| STM32F030C8T6 | ST | ￥18.11 |
| N76E003AT20 | NUVOTON | ￥9.67 |