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. https://web.archive.org/web/20081029225342/http://pagead2.googlesyndication.com/pagead/ads?client=ca-pub-2757683140936137&dt=1225333568626&lmt=1612436589&output=html&slotname=6542966663&correlator=1225333568625&url=http%3A%2F%2Fwww.mayothi.com%2Fspeedcontrol4.html&ea=0&frm=0&ga_vid=2101683390.1225333569&ga_sid=1225333569&ga_hid=58216249&flash=0&u_h=864&u_w=1536&u_ah=834&u_aw=1536&u_cd=24&u_his=13&u_nplug=3&u_nmime=4 You will notice two differences …

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