| Location | Mouser | Digi-Key | Notes | |
| www.mouser.com | www.digikey.com | |||
| Semi Conductors | ||||
| D1-D9 | 1N4148 Diode | 583-1N4148 | ||
| Q1,Q5,Q8,Q9,Q10,Q11,Q12 | BC549 AUD AMP Transistor | 625-BC549B | ||
| Q2,Q3,Q4,Q6,Q7 | BC559 AUD AMP Transistor | 625-BC559B | ||
| IC's | ||||
| U1, U3 | TL072 OP AMP | 511-TL072ACN | ||
| U2 | TL071 OP AMP | 511-TL071CN | ||
| U4 | 4001 CMOS LOGIC | 511-4001 | ||
| Resistors | ||||
| All resistors | 1% Metal Foil | 271-value | ||
| Capacitors | ||||
| C2,C7,C8,C9,C10 | 22uF 50V electrolytic | 140-XRL50V22 | ||
| C5,C6 | 1nF polyester film box | 581-1NOJ63 | ||
| C4 | 10nF polyester film box | 581-10NJ63 | ||
| C1,C3,C11,C12 | 100nF polyester film box | 581-100NJ63 | ||
| Misc | ||||
| L1, L2 | EMI Shield Beads | 623-2743001112 | ||
| PSU | MTA power connector | 571-6404454 | ||
| MOTM | 4 position 0.1" header | 538-22-23-2041 | ||
| MOTM | 4 position 0.1" plug | 538-22-01-3047 | ||
| MOTM | Molex terminal pins for plug | 538-08-50-0114 | ||
| SPNO switches | Mountain Switch Push Button | 103-50220 | ||
| SPDT switches | NKK ON-NONE-ON | 633-M201202 | 360-1043-ND | Same style as MOTM |
| Jacks | 1/4" Switchcraft 112 Jacks | 502-112A | Same style as MOTM | |
| These are not the same as MOTM LEDs and I have not actually tried them. | ||||
| LED BICOLOR | Kingbrite | 604-L57EGW | ||
| LED RED | Kingbrite | 604-L53HD | ||
| LED YELLOW | Kingbrite | 604-L53YD | ||
| LED GREEN | Kingbrite | 604-L53GD | ||
| LED Mount | Chicago Miniature | 606-CMP52 | ||
| MOTM LED's | ||||
| GREEN | Lumex | 67-1156-ND | ||
| RED | Lumex | 67-1155-ND | ||
| YELLOW | Lumex | 67-1157-ND | ||
| BICOLOR | Lumex These are special order qty 100. I have a few available for sale. | |||
| Digi-Key has a $25 minimum order. If you want the Lumex MOTM style, buy the NKK switches from Digi-Key | ||||
| and you should have enough to satisfy the $25 minimum. | ||||