SPOT Bill of Materials
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SPOT Bill or Materials
Estimated cost without ATX power supply:
€172,64*) No labour cost included, i.e. for laser-cutting or soldering. Largest costs are in the servos and the computer power supply.
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Estimated cost ATX power supply:
€42,47
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We have tried to reduce the number of distributors to reduce complexity, Farnell and Misumi are easy to access globally. Other distributors might be tricky in some parts of the world.
Estimated total* part cost for kit:
€215,11
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1 EUR in USD:$1,0613-3-2015
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Suggested distributor (Europe) part number
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part
quantitiy
FarnellRS-onlineMisumiotherBOM notes
part cost
cost
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Power Supply
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ATX power supply11277264€25,60€25,60
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Custom PCB1€10,00€10,00
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ATX connector1172-8923€2,21€2,21
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PCB slide switch1134-0113€1,24€1,24
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Screw terminal (2 pins)8361-7667also for 'Arduino'€0,47€0,64
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Screw terminal (3 pins)2361-7673€0,62€0,20
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120Ω resistor2740-0804€0,08€0,18
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BS170 transistor1792-5543€0,10€0,09
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Green LED1619-4448€0,09€0,09
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Red LED1646-6670€0,09€0,09
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Spacers4SMKB3-10€0,09€0,36
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M3x20 4CB3-20€0,12€0,48
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2 core power cable0,02777-0484€64,43€1,29
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subtotal:€42,47
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Alternative Power Supply
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Adjustable DC power supply1
iPrototype - 52310876
€15,95€15,95
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DC barrel jack adapter1
iPrototype - 68464788
€0,85€0,85
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100uF capacitors7711-0703sold in pack of 100€0,03€0,21
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subtotal:€17,01
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Raw Material
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4mm MDF boards (700x400mm)2local/cutlaser.com€2,80€5,60
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3mm threaded steel rod (1m)1FAB3-100€1,19€1,19
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M6x603CB6-60€0,40€1,20
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M6 nut3SLBNR-60€0,12€0,36
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subtotal:€8,35
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SPOT Master
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Potentiometers6
Conrad - 452786 - 89
€0,89€5,34
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M3 ball joints and -ends5Krick - 50156also for 'SPOT Slave'€6,30€31,50
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Flexible connection wire - red1
iPrototype - 78945609
€3,25€3,25
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Flexible connection wire - black1
iPrototype - 78945608
€3,25€3,25
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Flexible connection wire - white1
iPrototype - 78945607
€3,25€3,25
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Male headers2655-2872also for 'Arduino'€2,42€4,84
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subtotal:€51,43
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SPOT Slave
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Servo motor6781-3058€12,95€77,70
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subtotal:€77,70
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Arduino
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Arduino Uno Rev31715-4081€21,10€21,10
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Arduino Proto Shield Rev3 assembled1758-9345€12,79€12,79
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USB cable1815-8466€1,27€1,27
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subtotal:€35,16
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