SIK parts used to make a simple voltmeter. We can use this voltmeter to measure the open circuit and loaded voltages of various batteries to determine their internal resistance. The full tutorial can be found here.
Product | Subtotal | Qty | |
---|---|---|---|
SparkFun RedBoard - Programmed with Arduino
DEV-12757 |
19.95 |
1
Cannot be ordered at this time. |
|
Breadboard - Self-Adhesive (White)
PRT-12002 |
5.5 | 1 | |
Jumper Wires Standard 7" M/M - 30 AWG (30 Pack)
PRT-11026 |
2.45 | 1 | |
Trimpot 10K Ohm with Knob
COM-09806 |
1.05 | 1 | |
Basic 16x2 Character LCD - White on Black 5V
LCD-00709 |
20.5 | 1 | |
Resistor 330 Ohm 1/6th Watt PTH
COM-08377 |
0.3 | 1 | |
Resistor 10k Ohm 1/6th Watt PTH
COM-08374 |
0.1 | 1 | |
Total: 49.85 |