This is a throw-together project using junk box parts that can be useful whenever an interesting-looking waveform is needed for a demonstration or for the beginnings of a video test generator or curve ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The HDG-20 features still patterns and moving test patterns in SD and HD formats at full ...

In this video, we test the Jackery 2000 v2 Solar Generator to determine its ability to power a tiny house. The Jackery 2000 v2 features a capacity of 2042Wh and an output of 2200W, making it the ...