Month: February 2020

Handbrake bypass switch

I bought a Pioneer radio and wanted to bypass the brake detection circuit to watch DVD’s. The unit has a wire that needs to detect nothing on the wire when you turn the vehicle on, and then a connection to Ground (handbrake on) before enabling the DVD player. On the internet you can find a circuit where they …

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How servo’s work

Servo’s also work with Pulse width modulation. The length of the pulse is between 1ms (fully left) and 2ms (fully right.) Of course I might be wrong about the left and right, but it boils downto this: 1ms is maximum one direction and 2ms is maximum the other direction. You will notice two differences …

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