Build a Battery ESR Tester
![Build a Battery ESR Tester](https://i.ytimg.com/vi/G9EX6RrkV_A/maxresdefault.jpg)
![](https://www.nutsvolts.com/uploads/wygwam/NV_0116_Coyle_Figure02.jpg)
Build an ESR Meter for Your Test Bench
GitHub - ArminJo/Ultimate-Battery-Tester: The ultimate battery tester with ESR measurement and discharge graph. Based on an Arduino Nano and a 1602 LCD.
For years, the ESR Meter has been the de facto standard for judging the quality of lithium battery packs. With the new Mark II model, it's better than
![](http://www.progressiverc.com/cdn/shop/products/esr_mk2_1_1200x1200.jpg?v=1595474665)
LiPo ESR Meter Mark II
![](http://paulorenato.com/images/stories/esr_meter/circuit.jpg)
Building an ESR Meter
![](https://content.instructables.com/F4B/Q7RH/ISCBSCCX/F4BQ7RHISCBSCCX.jpg?auto=webp&fit=bounds&frame=1&height=1024&width=1024auto=webp&frame=1&height=150)
DIY Arduino Battery Capacity Tester - V1.0 : 12 Steps (with Pictures) - Instructables
![](https://content.instructables.com/F17/U7UG/K2R9QF70/F17U7UGK2R9QF70.jpg?auto=webp)
DIY Arduino Battery Capacity Tester - V2.0 : 11 Steps (with Pictures) - Instructables
![](https://www.zeusbtc.com/UploadFile/Product/202108/2021081716358184.jpg)
Transistor Tester MG328
![](https://i.ebayimg.com/images/g/aKwAAOSwIPZkBbJP/s-l1600.jpg)
In-Circuit ESR Capacitor Tester Meter Capacitor Fault Online Tester LCD Screen
![](https://www.i4cy.com/m0oox/esrmeter/img/banner.jpg)
Digital ESR Meter - Easy to build ESR meter for testing the health of electrolytic capacitors
![](http://www.electronicrepairguide.com/images/ESR%20METER-circuit2.jpg)
build your own esr meter