umulu@lemmy.world to Mildly Interesting@lemmy.world · 2 年前LED bulb PCB after failurelemmy.worldimagemessage-square16fedilinkarrow-up1125arrow-down11file-text
arrow-up1124arrow-down1imageLED bulb PCB after failurelemmy.worldumulu@lemmy.world to Mildly Interesting@lemmy.world · 2 年前message-square16fedilinkfile-text
minus-squarenottheengineer@feddit.delinkfedilinkarrow-up11·2 年前Looks like the coating above the traces didn’t quite stand up to the heat over the years. But it looks nice, maybe we can make PCB art with that.
minus-squareumulu@lemmy.worldOPlinkfedilinkarrow-up1·2 年前That might be it. I was thinking it could the a spike in voltage that shorted the traces. But nothing else got damaged in the house, so it is less likely.
Looks like the coating above the traces didn’t quite stand up to the heat over the years.
But it looks nice, maybe we can make PCB art with that.
That might be it. I was thinking it could the a spike in voltage that shorted the traces. But nothing else got damaged in the house, so it is less likely.