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How to correctly use few 28BYJ-48 with ULN2003A and one Arduino Mega? [migrated]

I bought 28BYJ-48 with ULN2003A driver. I run basic Arduino examples and some code from web. But how to use few motors with one arduino? It have very small rotating speed. If I will rotate big gear by ...
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85 views

Is it possible to have a manual transmission electric car?

Reading about the new supercar from VW, I distinctly noticed when the author specifically mentioned shifting to "drive". I know the car in article is an automatic, but it got me thinking. Is it ...
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2answers
46 views

If I were to convert a gas powered automobile to an electric car, would a difference in specs possibly damage the car?

I would like to convert a Mazda Miata into an electric car, I plan to remove the engine and the gearbox, and have the car be a direct drive. The motor I intend to use has twice the torque of a ...
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2answers
240 views

My car wasn not accelerating and finally come to stop

I have chevy lumina 1991. The motor is very clean and looks like and used to work like a brand new car. However, these days since I was getting broke , I had to wait till my gas meter is very low and ...
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1answer
915 views

My 2005 Mazda 3 Front Passenger window motor receives signal to go down, but not up

If you look at the picture below you will see that I took the plastic panel off my door, and separated the motor from the regulator. After I disconnected the motor that I thought was bad, I connected ...
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1answer
268 views

Replacing power window motor in a 2003 Corolla

What should it cost (parts and labor) to replace a power window motor in a 2003 Toyota Corolla? What should I consider when deciding between factory vs. used vs. aftermarket?
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82 views

What to check for when purchasing a used and/or imported motor

I'm planning to perform a motor swap on a Z32 chassis (1990-1996) 300zx twin turbo. Low mileage japanese motors are plentiful and cost a bit less than motors sourced from US cars. The specs and ...