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Grinkle

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Everything posted by Grinkle

  1. cheaper than name brand servo controllers available for point control sorry if it seams a bit vague ask and i will try to give straight answers the price to power 16 sets of points would be around £60 including servos and power supplies
  2. If someone is already doing this please send me a link
  3. the micro processor board is a raspberry Pi zero W the one here has pre soldered headers making it more expensive at about £12 the servo boards are Adafruit pwm/servo bonnets they cost about £9 small power supply costs about £6 (or less) the large power supply is 5v 10A cost about £9 (without power lead) an SD card is about £5 servos less than £1 each optional are servo extension leads about 20p each someone do the maths
  4. I know you said you were not a techie but others might be interested there are two circuit boards one is the micro controller board the other is the servo controller board they plug together there are two power supplies one is for the microprocessors on both boards (they like a steady power supply) the other is to power the servos (if the servos stall (stick) they can suddenly draw extra current) the microprocessor board needs an SD card (4 or 8 Mb) each servo board can control up to 16 servos each microprocessor board can support up to 62 servo boards (992 servos) you can have more micro controller boards on the same system (model) without interference Prices for the parts are very cheap ask if you want to know
  5. I think you have it right The guys who can help me are not interested in model railways I am also curious as to why no one seems interested in a better alternative even if its simpler and cheaper Apart from 15 servos and some servo extension leads it's all in the pic
  6. I have already posted about this under another thread Maybe that is why it is not getting noticed This is not only cheaper but also better This is a pic of the whole set up (only one servo shown, upto 16) To switch the points you can use A:- A dedicated controller (cheap to do) B:- Use a laptop C:- Tablet or Smart phone (touch screen control) Since the interface is graphical there is no need for wiring up mimic pannels you just display a representation of your layout on screen complete with indicator lights, changing route displays (colours) etc Although I can make it work I need help with the software to specialize it for point control (and ease of use) Even if you cant help I am happy to tell anyone interested all about it Please ask
  7. any multi meter will check voltage AC/DC and continuity what it wont do is give an accurate reading on DCC unless it is specially designed to do so
  8. I use one of these to check servos for chatter or overdrive
  9. I was hoping two things A: someone would be curious B: someone would know a child who is doing python at school anyway I charged my camera so I will put up a photo of the system
  10. There is another way very cheap, no wires (ok a few) mount the controller under the board give it 5v connect the servos job done I have the hardware it is easily available (I have servos that move) The bit I am short is a pyhon script to get it to do what I want I would like help with the code from someone who understands python syntax if anyone is interested I will explain
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