Here's my successful (finally) build of y pulse motor -stepper motor generator...https://www.pcbway.com/activity/christmas2023.html
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https://www.youtube.com/watch?v=_XJThmB6qns
I like to reuse old failed prints or even just old printed parts in mew setups.
Here I used the old rollers from the solenoid motor as bearing housings.
I made a small but powerful pulse motor.
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https://www.youtube.com/watch?v=UyYwq5JwgQI
I finally received the 21 and 23 Gauge wire and have a new idea for winding the coils. Also, first run of new JL94 circuits
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https://www.youtube.com/watch?v=B1raCsdCisw