Test Equipment

A look at the $70 Juntek 2000W power supply with wireless display. Also the 3000W model, but does it have a problem? https://s.click.aliexpress.com/e/_dZVpwTI Library: https://lbry.tv/@eevblog:7 Forum: https://www.eevblog.com/forum/blog/eevblog-1298-$70-2000w-power-supply/ Podcast: Download

A look at the new Rohde and Schwarz NGP800 800W system power supply. Teardown and a brief play around. Subscribe on library: https://lbry.tv/$/invite/@eevblog:7 Forum: https://www.eevblog.com/forum/blog/eevblog-1293-new-ngp800-800w-power-supply/ Podcast: Download

How to measure switching noise on a power supply properly, because Dave completely goofed it in the Riden RD6006 PSU review video. http://s.click.aliexpress.com/e/DlHrJpFS All about coaxial cable impedance matching and compensation. Mysteries of x1 Oscilloscope Probes Revealed: LBRY: https://lbry.tv/@eevblog:7 Forum: https://www.eevblog.com/forum/blog/eevblog-1266-psu-probing-screw-up/ Podcast: Download

Review of the $53 Riden (RD Tech / Rui Deng) RD6006 360W bench lab power supply module with WiFi connection. UPDATE: I goofed the noise measurement, see pinned comment below, and this follow-up video: http://s.click.aliexpress.com/e/DlHrJpFS Just the case is useful for projects! http://s.click.aliexpress.com/e/nQ5Pk9ck Forum: https://www.eevblog.com/forum/blog/eevblog-1265-$53-360w-lab-bench-psu!/ Podcast: Download

Dave found this crazy bargain of the century no-name $9 0.02% class multifuction process calibrator on Aliexpress. Is it any good? Actually, it’s an AIMOmeter AMPX1 that sells for over $200 on ebay, so what gives? How can they possibly manufacture and sell a 0.02% class device for under ten ...