Yihiecigar YiHi SX220 Spec&PerformanceTest Vedio

Vedio of YiHi SX220 Specs Testing Yihiecigar

1. Test instruments:
     FLUKE 17B-- Monitor the Voltage of Battery
     FLUKE 287C--Monitor the Voltage of Output
     Tektronic TBS1102-Monitor the waveform of Ouput
2. Single Battery 22W
3. DC to DC ,Waveform Smoothly
4. Adjust power automatically
5. Load 2.9 ohm,1.9 ohm, 1.4 ohm,0.9 ohm run 22w are all ok
6. Tell you the % of battery Capacity
7. Efficiency 92%
8. Not hot of PCB after running high power
9. Technical is different