Jak testować akumulatory?

Q035 This video presents the most important information about battery testing. It shows what can't be measured quickly, what testers and meters actually show, and explains why their readings can differ significantly. It clearly highlights and explains the little-known problem of the complex internal resistance (impedance) of various batteries. Affiliate links to stores selling the equipment discussed in the video: ZT DQ02 impedance meter (preferably the L version with three sets of probes) https://s.click.aliexpress.com/e/_oC5... Konnwei KW520 three-function tester and charger with Kelvin clips (EU PLUG): https://s.click.aliexpress.com/e/_oCK... LiFePO4 180Ah batteries (newer version, preferably a set with a charger and inverter): https://s.click.aliexpress.com/e/_ona... Simple universal chargers 60A, 100A with voltage and current regulation (for advanced users): https://s.click.aliexpress.com/e/_o2a... Interesting fact: a 3.7V Li-Ion battery AA "finger": https://s.click.aliexpress.com/e/_oFk... Fun fact: 3.2V LiFePO4 battery, size 18650: https://s.click.aliexpress.com/e/_olc... Information about me and the magazine I publish: https://piotr-gorecki.pl Support me and this YouTube channel with a unique subscription to my ZE magazine, available through Patronite: https://patronite.pl/Zrozumiec-Elektr... Link to a shortened, demo version of the issue "about batteries": https://piotr-gorecki.pl/wp-content/u... You can view previous issues of the magazine (shortened PDF files) Here: https://piotr-gorecki.pl/n11-poprzedn... Full issues of the magazine can be purchased at the Botland store: https://link.botland.com.pl/rozumiec-...