Roasting regulators and arduino anomalies
There are a myriad different regulators on Arduino Pro Minis - watch out, they have different current ratings. Adafruit's INA219…
Z80 led matrix message display
A nostalgic look at my Z80-based LED message display from the 90s More details about this project in Brett's video:…
Let’s scope a buck converter
Putting an oscilloscope on the simple buck converter circuit. Measuring voltage and current in the circuit. Trying different switching frequencies…
First look: isdt t8 battery charger battgo
First play with the iSDT T8 battery charger which combines high power with small size. iSDT T8 on banggood.com http://bit.ly/2eTGR0T
2nd look: isdt bg-8s smart battery cell balancer
32 minutes of watching a battery being charged - plus some stuff about top balancing, bottom balancing and cell alignment.…
First look: isdt bg-8s smart battery checker battgo
Quick check of the iSDT BG-8S battery checker and balancer. iSDT BG-8S on Banggood.com http://bit.ly/2y3qib1
Julian’s postbag: #106 – lipo cell tester and 6116 ram
Huge thanks again to the wonderful people who support my channel via Patreon. https://www.patreon.com/julian256 eBay links: 2pcs HM6116P-70 HM6116P HMC…
Lego set 8479 barcode truck controller teardown
This 20-year old Lego set has suffered a bit by having the batteries left in the controller. I created this…