electronics

I show a few runs on my recently purchased Geiger counter and talk about the random nature of radioactivity. At one point I mention that the radioa...

Just testing if anhydrous CuCl2 can be used to give a KNO3+C6H12O6 mixture a blue colored flame.

I didn't get it to work but the burn tests are c...

Short test video of the motor commutator using my new cheap and nasty ebay borescope. Running the traction motor up to 2000rpm. Over 10k miles on t...

Hocked up a DC motor to a large amplifier with a 50Watt halogen lamp in series to protect the amplifier and it was able to produce a weak but audib...

Testing 24v to see if i can get more torque out of the alternator. Nope, not enough iron on the stator to carry a stronger magnetic field. So i get...

I got my home made BLDC motor controller working finaly with 3 Hall sensors. Getting the right timing is hard especially when your Hall sensors are...

I put the 14 MOSFET transistors on to a big aluminium cooling block arranged so that the're pins will hopfully lineup with the holes in the PCB i m...

Going through the basics of my setup.

Where to get an inexpencive brushless DC motor? Your local junk yard! I bought this slightly used alternator from a local recking yard for 20 €, th...

A small HIFI show in Mikkeli Finland sponsored by a local buisness.