![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-1A.png)
Discharge tests and capacity measurement of 9 volt transistor radio batteries at high current, 100mA to 500mA engineering data
![What's the difference between a 9v DC battery and a power supply? - Electrical Engineering Stack Exchange What's the difference between a 9v DC battery and a power supply? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/Ky7tx.jpg)
What's the difference between a 9v DC battery and a power supply? - Electrical Engineering Stack Exchange
Is it possible to test a car's fuel pump by hooking a 9 volt battery to the pump's connector? I just need to see if it spins when it has power connected
![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)