IMHO the best way to have your robot measure distance to objects. Fast and accurate. If you are using Picaxe, you may find this info useful: … Read more

You buy a little thing, give it a wire with a serial string. And somewhere else you have a similar setup. And there you go; What you write to one, comes out of the … Read more

This chip enables you to take 4 outputs and turn them into 2 that can be reversed. Note that the chip can get quite warm, but it is designed for … Read more

Being stupid I can never find out how much resistor and what do i know I would need to get my 7,2V Racing pack battery to turn in to nice 5V that my other … Read more

i bought in to this deal - and it really is the most funny set of motor & wheel I have encountered so far: http://www.solarbotics.com/products/gm10w_deal/ Cool … Read more

Allways a board to fit your needs :)  http://194.201.138.187/epages/Store.storefront/?ObjectPath=/Shops/Store.... Read more

Accelerator meters are very exciting little things. When I say "little", I mean it, as they usuallyfits 4 or more on a finger nail! And each typically has … Read more

I bought some small tilt-sensors. basicly they where a small metal capsule with a ball inside. When tilted, the contact was switched on/off. I thought this was … Read more

If you're ever in need of additional digital inputs or outputs then this chip may be an answer to your prayers. It only requires two connections from your … Read more

Voltage comparators are very useful components that does just what the name tells you: it compares voltages (duh!). A voltage comparator can be seen as a … Read more

This is a very nice little package. You have to assamble yourself, and there are 3 ways. You want to assamble in "C"-mode, ratio … Read more

Nice litle set of belt-tracks. Kinda cute! http://www.solarbotics.com/products/gmtpkg/ Price is for a pair! You will need to sort out how to mount the 2 axels … Read more

This tiny module can control two motors, 1 A peak each, and you can daisy-chain multiple units to control up to 62 motors with a single serial line. The new … Read more