Thermo couple
Hrrrmmp!
OPTO isolation slot
Good policy - wasn't implemented
YOUYOE 858D+ hot air soldering station
Intelligence inside
A little mishap
Painful camera setup
50 chips
YOUYUE 858D+ PCB
YOUYUE 858D+ PCB
That didn't last very long
Some shrinking tube for mechanical support
An Evil Cable
Fixed safety-earth cable
Not enough wire
That is evil
Wire routing
Added ISP connector
Hopefully the final programming
Insulation only works if it doesn't slip
Back to an orderly state
Propped up
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Not so safe safety-earth connetion
Not so safe safety-earth connetion
Doesn't stick and melts when device is on
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Misaligned bolt hole
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Should I be concerned?
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IMGP8536.JPG
Egg warmer
OP-70 precision opamp
7805
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IMGP8547.JPG
IMGP8541.JPG
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I had to redo the lousy ground wire
I tried to solder the previous wire to the metal tube, but that didn't work. It gets too hot when the thing is on. A spade connector would be ideal...
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