Ts101 soldering iron – better than ts100?
Comparison between the TS101 and the TS100 soldering irons. TS101 main features: Dual power source - DC barrel jack or…
The ultimate buck converter? – juntek dpm8650
Up to 75V input voltage, up to 60V output. 50A maximum output current. 7-segment displays for voltage and current. And…
Julian’s electronics postbag #159
Selection of Aliexpress items. https://www.aliexpress.com/item/4000165974819.html https://www.aliexpress.com/item/1005003706827083.html https://www.aliexpress.com/item/1005005225240004.html https://w
Powerqueen 100ah lifepo4 battery charge/discharge
Testing the PowerQueen 100Ah lithium iron phosphate leisure battery. Charging from solar, then discharging and testing battery capacity with a…
Junctek kh110f battery monitor/coulometer
Introduction to the KH-F series voltage and current monitor. This unit counts coulombs to provide state-of-charge indication. Also has data…
Using the infiray p2pro thermal imaging camera
Some novel thermal imaging use cases US customer: https://www.amazon.com/dp/B0BG2QC143?th=1 CA customer： https://www.amazon.ca/dp/B0BJ1W6BBH UK customer: https://www.amazon.co.uk/dp/B0BG2Q8KWN GE
Charge a 12v battery from a 12v battery
How to charge a 12V battery from another 12V battery using DC/DC converter electronics.
Build a 12.8v 150wh lifepo4 battery 4s2p
Quick build of a 12.8V 150Wh LiFePO4 battery. This battery uses eight 32650 cells in a 4S2P configuration. The cells…
Modular shed update – solar, batteries and mining
My project this year is to add another solar panel and more batteries to the shed mining system. Interested in…
4s flying capacitor active balancer testing
It works, but the touch switch is problematic and unnecessary.