Part descr amount orderno link 1price Notes CON1 pinheader 2x5 1 WSL10G http://reichelt.de/inhalt.html?ARTIKEL=WSL%252010G 0.07 CON2 screw clamp 3.5, 2pin 1 AKL 059-02 http://reichelt.de/inhalt.html?ARTIKEL=AKL%2520059-02 0.15 CON3 pinheader 2x17 1 WSL34G http://reichelt.de/inhalt.html?ARTIKEL=WSL%252034G 0.08 CON4 ICSP con. female 1 SPL 20 http://reichelt.de/inhalt.html?ARTIKEL=SPL%252020 0.26 X1 crystal osc. 10MHz 1 10-HC49U-S http://reichelt.de/inhalt.html?ARTIKEL=10-HC49U-S 0.44 IC1 PIC18F2xx 1 PIC 18F242-I/SP http://reichelt.de/inhalt.html?ARTIKEL=PIC%252018F242-I/SP 5.60 Note: price is switched between I/SP and I/SO -or- PIC18F252 Note: other 28pin PICs from the 18F series should work as well -or- PIC18F2220 C1/2 ceramic cap 100nF 2 X7R-5 100N http://reichelt.de/inhalt.html?ARTIKEL=X7R-5%2520100N 0.12 C3/4 ceramic cap 18pF 2 Kerko 18p http://reichelt.de/inhalt.html?ARTIKEL=KERKO%252018P 0.04 C5 electrolytic cap 100uF 1 RAD 100/35 http://reichelt.de/inhalt.html?ARTIKEL=RAD%2520100/35 0.07 R1 resistor 10k 1 1/4W 10k http://reichelt.de/inhalt.html?ARTIKEL=1/4W%252010K 0.10 0.10 single qty. buy more, you'll need them, 0.019/piece @ >=100 R2-17 resistor 270 16 1/4W 270 http://reichelt.de/inhalt.html?ARTIKEL=1/4W%2520270 0.032 price per R at 10 >= qty > 100 T1-16 transistor BC547/337 16 BC 547 http://reichelt.de/inhalt.html?ARTIKEL=BC%2520547C 0.03 NPN transistor, choose according to req'd output rating. pinout as on comp. print -or- BC 337-40 http://reichelt.de/inhalt.html?ARTIKEL=BC%2520337-40 0.04 CHAN1-16 precision trim pot 16 64W-100K http://reichelt.de/inhalt.html?ARTIKEL=64W-100K 0.64 value range: 20k-100k, eg Spectrol model 64 cermet multiturn trimmer, 25 turns, socket IC1 DIL28 skinny (300mil) 1 GS 28P-S http://reichelt.de/inhalt.html?ARTIKEL=GS%252028P-S 0.33 Additional parts - 34pin flat cable ? AWG 28-34G 3M http://reichelt.de/inhalt.html?ARTIKEL=AWG%252028-34G%25203M 3.80 for outputs - 2x17 pin IDC connector 1 PFL 34 http://reichelt.de/inhalt.html?ARTIKEL=PFL%252034 0.12 for outputs - hex standoffs, dia 3mm 4 DA30 http://reichelt.de/inhalt.html?ARTIKEL=DA30 0.13 these allow you to stack the boards. DA30 is 30mm long - DOA bus tap 1 PFL 10 http://reichelt.de/inhalt.html?ARTIKEL=PFL%252010 0.09 to tap into the 10pin DOA cable