![Why does a weakened 9V battery show lower voltage but a weakened 1.5V battery doesn't? - Electrical Engineering Stack Exchange Why does a weakened 9V battery show lower voltage but a weakened 1.5V battery doesn't? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/V2Adk.png)
Why does a weakened 9V battery show lower voltage but a weakened 1.5V battery doesn't? - Electrical Engineering Stack Exchange
![Finally! 9V battery max current tested and compared - Motors, Mechanics, Power and CNC - Arduino Forum Finally! 9V battery max current tested and compared - Motors, Mechanics, Power and CNC - Arduino Forum](https://aws1.discourse-cdn.com/arduino/original/4X/1/4/8/148552e10f96a53af20efcefbf2caf56863cf592.png)
Finally! 9V battery max current tested and compared - Motors, Mechanics, Power and CNC - Arduino Forum
![Finally! 9V battery max current tested and compared - Motors, Mechanics, Power and CNC - Arduino Forum Finally! 9V battery max current tested and compared - Motors, Mechanics, Power and CNC - Arduino Forum](https://aws1.discourse-cdn.com/arduino/original/4X/4/b/5/4b5986730750668b72c407a63440925099914e50.jpeg)
Finally! 9V battery max current tested and compared - Motors, Mechanics, Power and CNC - Arduino Forum
I'm trying to get 12v from two 9v batteries. Using resistors, I managed to get the bottom battery to 3v but when I tried adding them, it resulted in 9v. What am
![VDHWSQF Delipow USB 9V Lithium ion Rechargeable Battery, High Capacity 650mAh Rechargeable 9V Battery, 1.5 H Fast Charge, 800 Cycle VDHWSQF Delipow USB 9V Lithium ion Rechargeable Battery, High Capacity 650mAh Rechargeable 9V Battery, 1.5 H Fast Charge, 800 Cycle](https://c.shld.net/rpx/i/s/pi/mp/10160405/prod_9300753432?src=http%3A%2F%2Flyimage.club%2Fimages%2FimageD%2FALVB07VDHWSQF.jpg&d=0e97edf27bd5a39552198626e1ada89c96bde875&hei=333&wid=333&op_sharpen=1)
VDHWSQF Delipow USB 9V Lithium ion Rechargeable Battery, High Capacity 650mAh Rechargeable 9V Battery, 1.5 H Fast Charge, 800 Cycle
![I have a 9V battery, but I only need to output 4.5V from it. How do I accomplish this? - Electrical Engineering Stack Exchange I have a 9V battery, but I only need to output 4.5V from it. How do I accomplish this? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/PrLBC.png)
I have a 9V battery, but I only need to output 4.5V from it. How do I accomplish this? - Electrical Engineering Stack Exchange
![how to reduce the current without changing voltage for charging a 9 v battery - Electrical Engineering Stack Exchange how to reduce the current without changing voltage for charging a 9 v battery - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/xFmv1.png)
how to reduce the current without changing voltage for charging a 9 v battery - Electrical Engineering Stack Exchange
![Discharge tests and capacity measurement of 9 volt transistor radio batteries at high current, 100mA to 500mA engineering data Discharge tests and capacity measurement of 9 volt transistor radio batteries at high current, 100mA to 500mA engineering data](https://www.powerstream.com/z/9V-500mA-test.png)
Discharge tests and capacity measurement of 9 volt transistor radio batteries at high current, 100mA to 500mA engineering data
![Discharge tests and capacity measurement of 9 volt transistor radio batteries at high current, 100mA to 500mA engineering data Discharge tests and capacity measurement of 9 volt transistor radio batteries at high current, 100mA to 500mA engineering data](https://www.powerstream.com/z/9v-100ma-discharge-tests.png)
Discharge tests and capacity measurement of 9 volt transistor radio batteries at high current, 100mA to 500mA engineering data
![Any clever way to provide 3.3V with good current output from a 9V battery? - Electrical Engineering Stack Exchange Any clever way to provide 3.3V with good current output from a 9V battery? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/IN2v3.png)
Any clever way to provide 3.3V with good current output from a 9V battery? - Electrical Engineering Stack Exchange
![Buy BTY-V407 Battery Charger Li-ion Li-fe Ni-MH Ni-CD Smart Fast AA AAA 18650 9V Battery Charger at affordable prices — free shipping, real reviews with photos — Joom Buy BTY-V407 Battery Charger Li-ion Li-fe Ni-MH Ni-CD Smart Fast AA AAA 18650 9V Battery Charger at affordable prices — free shipping, real reviews with photos — Joom](https://img.joomcdn.net/1e18bccda3a50ffef5706b733855f656171ae586_original.jpeg)