Technique and apparatus to measure cell voltages of a fuel...
Temperature compensated lithium battery energy monitor
Temperature independent voltage monitor for use in a battery ope
Temperature-compensated thermochromic battery tester
Temperature/voltage detecting unit and battery element unit
Test circuit for back-up battery
Test circuit for back-up battery with protection during test mod
Test counter for electronic battery tester
Test system for detecting defective batteries
Three-condition display system
Tuning device with battery condition display