Joe's Easy Drive Bill of Materials Revison: 2001/02/07 Resistors 1 - 680 1 - 68k 2 - 220k Capacitors 1 - 0.001uF 1 - 0.01uF 3 - 0.1uF 1 - 22uF Transistors 1 - 2N3904 Diodes 2 - 1N4001 Other 1 - Transistor sockets 1 - DPDT heavy duty foot switch 2 - quarter inch jacks 9v battery snaps & holder and/or DC jack Copper-clad board, etchant, or perfboard 24 gauge stranded wire Enclosure