Make your own KR-87!
For one unit you will need to purchase:
Arduino 2560 Pro with Captain Bob Breakout System
Window Tint
3mm Acrylic
White and Black PLA Filament
x5 150Ω Resistor
10kΩ Resistor
MAX 7219 Chip
0.1uF Ceramic Capacitor
10uF Electrolytic Capacitor (4mmx7mm)
IDC 20 – Male
x5 LED Red, 5mm
x3 3 Digit Common Cathode 7 Segment Display (0.36″)
x2 3 Position Slide Switch (Large)
ALPS_EC11EBB24C03
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