Do batteries lose voltage as they're used up? - Quora
BU-106a: Choices of Primary Batteries - Battery University
Function to describe alkaline battery voltage under constant current / load - Electrical Engineering Stack Exchange
voltage regulator - Powering two circuits from a 9v battery - Electrical Engineering Stack Exchange
Batteries: Which One is the Best? – Mission Engineering
How did the voltage of a NiMH battery climb from 0.9V to 1.2V after 30 seconds of charging? - Quora
Ultralife - 9Volt
Why does a weakened 9V battery show lower voltage but a weakened 1.5V battery doesn't? - Electrical Engineering Stack Exchange
9v 1200mAh Lithium Battery too good to be true? — Parallax Forums
9 volt transistor radio batteries in lithium thionyl chloride
Discharge tests and capacity measurement of 9 volt transistor radio batteries at high current, 100mA to 500mA engineering data
Energy Density of 9V battery vs. AA batteries - Bald Engineer
AA alkaline discharge curve @5mA | AVR Freaks
Batteries: Which One is the Best? – Mission Engineering
/Varta%209V%20200mAh%20(Green)-Capacity.png "Test of Varta 9V 200mAh (Green) UK")
Test of Varta 9V 200mAh (Green) UK
Area under voltage vs time discharge curve - Electrical Engineering Stack Exchange
AA alkaline discharge curve @5mA | AVR Freaks
Are Expensive Batteries Worth the Extra Cost? | WIRED
GitHub - rlogiacco/BatterySense: Arduino library to monitor battery consumption
Discharge tests of Alkaline AA batteries 100mA to 2A
Batteries and Battery packs
Batteries and Battery packs
