耳放卡
https://item.taobao.com/item.htm?_u=i3tgt3ef2262&id=770718579521&spm=a1z09.2.0.0.43f02e8dsvvlDM
Audio Note Standard電容
https://soundexplorer.com.hk/collections/capacitors/products/audio-note-electrolytic-capacitors-standard?variant=35333565808795
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