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  1. donkey

    Making prison safer...

    I am of the opinion just put people in a coma for x amount of time..... no issue with them causing harm and they would really suffer as everyone around them would age and move on.... for those that actually have family that care visting is safer and no dang phone with glass thingy..... either...
  2. donkey

    Voltage regulation

    ok so LDO is LOW dropout, if you need lets say 12 volts regulated from 12.1volts this is the item to use Zener diode is used to give you a rough voltage when used right they will never go over the voltage needed but will alow the lesser voltages through... may not be good for what you need a...
  3. donkey

    precise speedometer

    so I got to thinking about a project I have in mind but to actually get it to work I need a speedometer and odometer. the idea is pretty easy plug a rotary encoder on the axle code a little bit and use some awesome calculations to get the end result... however there are a few issues with this...
  4. donkey

    Making prison safer...

    personally if I am ever convicted of anything (pfft like anyone could find the evidence or bodies) then I would love to spend my entire time in solitary confinement........ that would be peace on earth........ on a side note rather than shock therapy another solution is a space station for...
  5. donkey

    2 batteries selector

    wow ty guys for the input, just a stup question harold... where do i put the load from your digram?
  6. donkey

    DIY Laser Tag

    http://www.instructables.com/id/Duino-Tagger/ I hate posting to other sites, but this guy did alot of the work, the only thing you have to incorporate is the modulation and team based system. it includes everything from the micro used through to the wiring diagrams and coding. personally I would...
  7. donkey

    2 batteries selector

    hey all was wondering if someone could help me out. I want to make a few items that need constant power but was using batteries. I thought about it and have devised a cunning plan but need some help with the design (As usual) so lets say i have 2 9volt batteries, I want the circuit to pick 1 (am...
  8. donkey

    How to extract photos from Amag Access Control Data Base

    sounds to me like you want to hack a security system..... yeah I know how... but not what we are here for, best of luck
  9. donkey

    Automatic Lighting with Raspberry PI

    there are options available check out mysensors.org to get started and hopefully from there they can direct you to the right user end software for the pi
  10. donkey

    Solar yard light stopped working

    got an ammeter? the battery might not be getting up to full charge
  11. donkey

    Can't find this symbol

    http://www.freeinfosociety.com/media/pdf/4446.pdf this should help. look at page 9, or the one with 3 at the bottom
  12. donkey

    Can't find this symbol

    ok having found a source of what this is for you are referring to a headset used in the army around 1966.... I am assuming the that wire with the circle around it is a shielded wire similiar to antenna wire. he outer shielding helps negate RF interference.... I could be very wrong but it kinda...
  13. donkey

    new app

    dunno if anyone will use this but https://123d.circuits.io/ can help out desigining things. might be a good idea for people to upload their arduino questions so we can review it
  14. donkey

    rechargeable torch with led or halogen bulb

    i typed "LED bulb torch" into ebay and got heaps, but do you want bulbs?
  15. donkey

    so i got a new toy

    nah the t1000 has been put on back burner until funding can come through, looking for a job will be fun
  16. donkey

    Optical Encoder Issue

    post complete circuit diagram and code if you want an informed answer, if you want just a normal answer then... you have a magical touch and should be used in all appliances
  17. donkey

    rechargeable torch with led or halogen bulb

    well for starters lets look at your charger, USB.... that's 5volts out... car halogen are 12volt, so either use step up (not good idea) or stick with LED the reason I don't think using a step up is a good idea is the possibility of blowing a USB hub. as this sounds like your first project try...
  18. donkey

    Digital Converter Boxes... 2016

    I have a tv that the tuner circuit died in. so I got a set top box from dick smith for $30au. now dick smith has shut down its highly unlikely to get another but you can find features ranging from on screen tv guide, USB recording, major advances in the home theatre sound etc.. the issue is...
  19. donkey

    Detecting A Knock Pattern

    http://www.instructables.com/id/Secret-Knock-Detecting-Door-Lock/ there are a thousand of these on the web, just type "arduino secret knock" into google and have fun
  20. donkey

    Problem with SD card

    ok so if I am reading this right when you put the card in its ok. then phone does something, then sd card no work. then sd card in Linux to format and all good? in that case try erasing apps and factory reset your phone (this will erase everything so make copies first) it could be as easy as a...
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