PCB Assembly,,,,,,

Part,Description,Vendor,Vendor Part#,Quantity,Price,Subtotal
1N4148,Diode,Mouser,78-1N4148,4,$0.03 ,$0.12 
1N5231,"Zener Diode, 5.1V",Mouser,78-1N5231B,1,$0.04 ,$0.04 
1N5234,"Zener Diode, 6.2V",Mouser,78-1N5234B,1,$0.04 ,$0.04 
1N5819,Schottky Diode,Mouser,625-1N5819,1,$0.14 ,$0.14 
2N3904,NPN General Purpose Amplifier,Mouser,625-2N3904,1,$0.05 ,$0.05 
MAN6940,"Seven Segment LED Display, CC",Mouser,512-MAN6940,9,$1.84 ,$16.56 
Capacitor,"Ceramic Capacitor, 0.1uF 50V",Mouser,21RZ310,12,$0.08 ,$0.96 
Capacitor,"Electrolytic Capacitor, 100uF 16V",Mouser,140-XRL16V100,1,$0.06 ,$0.06 
Capacitor,"Tantalum Capacitor, 10uF 16V",Mouser,80-T350E106K016,4,$0.48 ,$1.92 
ECS-ZTT,"20MHz Ceramic Resonator, with Caps",Mouser,520-ZTT2000MX,1,$0.40 ,$0.40 
L78M05CP,Positive 5.0V Voltage Regulator,Mouser,512-LM78M05CT,1,$0.36 ,$0.36 
LED,"Red LED, 3mm (T1)",Mouser,606-4303F1,6,$0.21 ,$1.26 
LM317T,1.2V to 37V Voltage Regulator,Mouser,512-LM317T,1,$0.51 ,$0.51 
LM393AN,Low-Power Dual Voltage Comparator,Mouser,512-LM393AN,3,$0.33 ,$0.99 
M74HC238B1R,3-to-8 Line Decoder,Mouser,511-M74HC238,1,$0.50 ,$0.50 
M74HC4316B1R,Quad Bilateral Switch,Mouser,512-MM74HC4316N,2,$0.50 ,$1.00 
M74HC573B1R,Octal Latch w/ 3-State Non-Inverting,Mouser,512-MM74HC573N,3,$0.54 ,$1.62 
PIC16F876A,Flash 8-Bit CMOS Microcontroller,Mouser,579-PIC16F876A-I/SP,1,$4.53 ,$4.53 
Resistor,"1/4W 5% Resistor, 1K Ohm",Mouser,660-CF1/4L102J,6,$0.05 ,$0.30 
Resistor,"1/4W 5% Resistor, 10K Ohm",Mouser,660-CF1/4L103J,24,$0.05 ,$1.20 
Resistor,"1/4W 5% Resistor, 100K Ohm",Mouser,660-CF1/4L104J,2,$0.05 ,$0.10 
Resistor,"1/4W 5% Resistor, 1.5K Ohm",Mouser,660-CF1/4L152J,1,$0.05 ,$0.05 
Resistor,"1/4W 5% Resistor, 220 Ohm",Mouser,660-CF1/4L221J,1,$0.05 ,$0.05 
Resistor,"1/4W 5% Resistor, 56 Ohm",Mouser,660-CF1/4L560J,1,$0.05 ,$0.05 
Res Iso DIP16,"Resistor Array, 150 Ohm",Mouser,652-4116R-1-150,3,$0.49 ,$1.47 
Switch,Mountain Tact Switch,Mouser,101-0621,23,$0.30 ,$6.90 
UDN2983A,8 Channel Darlington Source Driver,Digikey,TD62783AP-ND,3,$1.23 ,$3.69 
ULN2803A,8 Channel Darlington Sink Driver,Mouser,511-ULN2803A,3,$0.44 ,$1.32 
PCB,DRO-350 Bare PCB,ShumaTech,#1,1,$17.95 ,$17.95 
Total,,,,,,$64.14 

Enclosure,,,,,,

Part,Description,Vendor,Vendor Part#,Quantity,Price,Subtotal
Switch Cap,"Black Round Switch Cap, 12mm",Mouser,101-0210,23,$0.12 ,$2.76 
Enclosure,Black Enclosure 1599HBK,Mouser,546-1599H-BK,1,$10.27 ,$10.27 
DIN4 Connector,Panel Mount 4 pin Mini-DIN Connector,Mouser,161-2104,3,$1.65 ,$4.95 
DC Power Jack,"Snap-in DC Power Jack, 2.1mm",Mouser,163-1060,1,$0.88 ,$0.88 
Stereo Jack,Stereo 3.5mm Jack,Mouser,161-7300,1,$0.87 ,$0.87 
Standoffs,"0.875"" 6-32 M/F Alum Hex Standoff",Mouser,534-8417,6,$0.68 ,$4.08 
D-Sub,9 pin D-Sub Receptacle,Mouser,156-1309,1,$0.66 ,$0.66 
Screws,"4-40 x 1/2"" Black Machine Screws",,4-40-500,8,$0.02 ,$0.16 
Screws,"6-32 x 3/8"" Machine Screw",,6-32-375,6,$0.02 ,$0.11 
Nuts,4-40 Zinc Nuts,,4-40-N,2,$0.02 ,$0.04 
Wall Wart,9V 1A DC Wall Transformer 2.1mm,Mouser,412-109124,1,$9.31 ,$9.31 
Overlay,Silk-Screened Lexan Overlay,ShumaTech,#2/3,1,$12.95 ,$12.95 
Total,,,,,,$47.04 

Total Cost,,,,,,$111.18