X525 MultiWii quadcopter demonstration

My quad is under continuous development which is a side effect of crashing and constantly searching hobby sites for upgrades.   Parts list: Turnigy 9X radio X525 frame MultiWii Flight controller Hobbywing 20A ESCs A2212 motors Standard cheap 10×4.5 props…

How to get quadcopter down from a tree

How to get quadcopter down from a tree

We have found no solution for this yet… It’s my friends quad. It got there trying out the failsafe function, it’s supposed to spin the props at a speed which will descend the quad softly while leveling it. The failsafe…

Browse all Tuscany traffic fine photos

Browse all Tuscany traffic fine photos

This is not really technical, just a quick write-up to show you the poor computer system behind Tuscany municipality police “POLIZIA MUNICIPALE”. After you have violated some traffic rule, like speeding or entering a restricted traffic area (like I did),…

Denver DAB-43C PLUS radio teardown

Denver DAB-43C PLUS radio teardown

This will be a simple, non-thorough teardown of a DENVER DAB-43C PLUS DAB/digital radio (with FM). For my own interest, I wanted to see how much design work is put in the product by the final manufacturer (in this case,…

Soldering is Easy!

Soldering is Easy!

If you haven’t read the awesome Soldering is Easy! comic yet, please do! You will soon find out what a great resource it is for both you and all the people you’ll ever try to learn how to solder. It’s…