Step 1Gather Materials and Tools
1 Ball Mouse
2 Small DC Motors
1 Toggle Switch
1 DPDT 5v Relay (Aromat DS2YE-S-DC5V works)
1 LM386 op-amp
1 2N3904 or PN2222 NPN Transistor
1 LED (any color)
1 1K Resistor
1 10K Resistor
1 100uF Electrolytic Capacitor
1 Audio Cassette Tape (you know, from the 80s...)
1 CD-ROM or Floppy Disk (for the bumper)
1 9V Battery Snap
1 9V Battery
2 or 3 Wide Rubber Bands
22 or 24 Gauge Wire (some stranded and some solid core)
TOOLS
Multimeter
Phillips screwdriver
Dremel
Small pliers
Wire cutter/stripper
Razor knife
Soldering iron
Desoldering tool of choice
Superglue or epoxy
Hot glue gun and glue
Hacksaw
| « Previous Step | Download PDFView All Steps | Next Step » |















































jaycar rules lol
whatever happened to radioshack?