How tall is my knex tower?
Today I built a Knex tower which I thought was about 8 feet tall - but it isn't :(
Julian’s postbag: #59 – wonderful tech or worthless tat?
More cheap stuff from China :) Support Julian's Postbag videos via Patreon: https://www.patreon.com/julian256?ty=h DC-DC Converter Isolated Power In 10V-16V Double…
What are milliamp hours?
There's a lot of confusion about milliamp hours. What electrical quantity do milliamp hours represent?
Electric bike upgrade: plan to use electrodacus sbms
This summer I'm planning to experiment with using the ElectroDacus SBMS to charge my electric bike.
New wind turbine addition to solar power system
No more flat batteries during the winter courtesy of my new wind turbine.