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Haynes Manual Build a Robot

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  • So ignore the drill battery and just get a known lipo and fuse will be better?

    Dont want to risk frying the ESC as cost a lot lol

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    • I'd say the drill battery will be fine for testing, but ultimately I would say yeah, just get a lipo and put a fuse in.

      We use one of these in Ensign Wedgeley Crusher: https://hobbyking.com/en_us/zippy-fl...___store=en_us
      I think they're way overkill for what we need but better to have more juice than not enough. I also note they're on offer today...

      Most people seem to use in-line blade fuses but I used ring terminals for all our wiring and so strip fuses were a more secure way to go: https://www.eurocarparts.com/ecp/p/c...RF40&0&cc5_500

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      • Will test with the drill battery i think then as already got that and then once its running can at least then change to lipos, thanks for the help guys, I will get there eventually

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        • Ordered "Electronics for Dummies" so can get into all this again so know what im doing

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          • If it helps I dug up the F2 data sheet (Still on the store, just tucked away): https://nutsandbots.co.uk/ftds/

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            • Originally posted by Shakey View Post
              If it helps I dug up the F2 data sheet (Still on the store, just tucked away): https://nutsandbots.co.uk/ftds/
              Big help thanks, i did look but couldnt find it lol

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              • Might sound like a dumb question but the red and black wire needed is that jut generic wire i can get online or in a shop?

                Or does it need to be rated to a certain level?

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                • You can use "generic" wire, I've use white speaker wire in the past but having red and black wire (or whichever colour you associate positive and negative with) does make things a hell of a lot easier to track. It also helps with getting polarity right where getting it incorrect, such as plugging into a ESC, could cause shorting and damage to electronics.

                  As for the rating for a wire, for a Featherweight, either 10-14AWG I find works well, I use 10AWG in Azriel but that is probably overkill for that robot at the moment.

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                  • I use 12AWG for my feather, its rated well for use on mine, plus its the rated wire on the TZ85A esc's.

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                    • Where is best to buy some from? I used to go Maplin for anything like that but well.....lol

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                      • Originally posted by AdamST180 View Post
                        Where is best to buy some from? I used to go Maplin for anything like that but well.....lol
                        You can buy cabling quite cheap off eBay, unfortunately places like Screwfix & B&Q mostly only carry home wiring solutions, which is needlessly heavy and expensive for this. Just type, for example "12AWG Wire" (replace 12 with what you need if needs be) into eBay, you'll find some suitable results for sure. I personally have bought this listing from this seller with good results: https://www.ebay.co.uk/itm/Flexible-...2Uc9mr_KzOv5NQ
                        Last edited by ; 25 June 2019, 17:41.

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                        • Originally posted by Redirect Left View Post
                          You can buy cabling quite cheap off eBay, unfortunately places like Screwfix & B&Q mostly only carry home wiring solutions, which is needlessly heavy and expenmsive for this. Just type, for example "12AWG Wire" (replace 12 with what you need if needs be) into eBay, you'll find some suitable results for sure. I personally have bought this listing from this seller with good results: https://www.ebay.co.uk/itm/Flexible-...2Uc9mr_KzOv5NQ
                          Yeah i though the stuff from B&Q looked overkill, will order from that link, looks good, cheers

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                          • Just make sure to get silicone wire, the normal stuff tends to melt and short.

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                            • Try Technobots or Component Shop.

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                              • Agreed, Make sure its silicon and highly flexible. I bought some silicone wire from eBay and it turned out to be 16 stranded steel wire in a silicon coating. Wasn't too impressed. Should have stuck with a turnigy branded silicone wire, at least i would have got the right stuff.

                                That above eBay link is a good one as they list the strand count, being 680 for 12AWG. so thats the good stuff

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