Quantity   Component name
1 × Arduino UNO r3
1 × PCB ~60x50mm
1 × LM324N Amplifier and Linear ICs / Operational Amplifiers
2 × LED, 3mm
25 × pin header, male
1 × set of arduino headers (female with long leads) or adequate number of pin headers for shield connectors
1 × 10µF capacitor, tantal 35V
2 × 10µF capacitor 15V electrolytic
1 × 1µF capacitor 15V electrolytic
2 × 1nF capacitor ceramic
2 × 270pF capacitor ceramic
1 × 130pF capacitor ceramic
1 × 16pF capacitor ceramic
1 × 10pF capacitor ceramic
1 × 800kΩ resistor 1/4W, 1% or better
1 × 100kΩ resistor 1/4W, 1% or better
2 × 50kΩ resistor 1/4W, 1% or better
9 × 10kΩ resistor 1/4W, 1%
1 × 1.8kΩ resistor 1/4W, 1%
4 × 200Ω resistor 1/4W, 1%
1 × 50Ω resistor 1/4W, 1%
1 × push switch static discharge, kind of optional
2 × 10kΩ resistor, variable optional