Planned obsolescence:
Small details.
Those lovely blue electrolytic capacitors won’t last long if the MOSFETs aren’t cooled properly! The other day, whilst climbing, the case reached 70 degrees. I realise, my Chinese friends, that aluminium is expensive, but I’ve got plenty of it! I’ve fitted two extra heat sinks and moved the controller round to the back, where the batteries used to be, so it gets plenty of airflow. In the last photo, you can see the detail of the motor shaft seal. It’s fitted at an angle, which means a bit of water can get in, and over time…
Small details that make all the difference
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