MNRG T-Shirt Launcher BOM
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Item DescQuanityCostTotalNotesURL
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Raspberry Pi1$35.00$35Main controller
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Raspberry Pi Camera1$35.00$35Camera add on for later use
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WiFi Module1$10.00$10Ability to upload photos later on.
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Air tank - 3 gallon with 1/2" fittings1$80.00$80Will have presure regulator on output side of tank. This is the main tank that will store the air.http://www.amazon.com/gp/product/B00BKQHABK/ref=oh_details_o02_s00_i00?ie=UTF8&psc=1
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Air Regulator - 1/2" fittings1$19.99$19.99Bringes the high flow (150-200PSI) down to 90 PSIhttp://www.ebay.com/itm/New-1-2-air-compressor-regulator-pressure-gauge-/280715800055?pt=LH_DefaultDomain_0&hash=item415bf72df7
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1" Sprinkler Valve - 24V 300ma4$12.94$51.76Main valves for launching the t-shirtshttp://www.amazon.com/Orbit-57101-Sprinkler-System-1-Inch/dp/B00004S1V3/ref=sr_1_1?s=lawn-garden&ie=UTF8&qid=1382555865&sr=1-1&keywords=Orbit+57101
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Analog Presure sensor for up to 200PSI1$28.00$28Ability to check the air tanks presure levels - This is compltely optional, but would be cool for the users.http://www.ebay.com/itm/Pressure-transducer-or-sender-200-psi-for-oil-fuel-air-/250934331374
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ADC Chip for Presure Sensors MCP30081$4.00$4Converts analog voltage to digital number.http://www.adafruit.com/products/856
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2 Channel Relay board1$10.00$10Turns off the 12V to the solenoid for safety.http://www.amazon.com/SainSmart-2-CH-2-Channel-Relay-Module/dp/B0057OC6D8/ref=sr_1_4?ie=UTF8&qid=1389642692&sr=8-4&keywords=relay+board
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ULN2803: 8 Channel Darlington Driver (Solenoid/Unipolar Stepper) - ULN2803A1$2.00$2Sources power from the solenoids to allow them to open and close. 500ma maxhttp://www.adafruit.com/products/970#Description
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24V to 5V bridge 10A1$13.99$13.9924V powers the Solenoid valves, and 5V powers everything else.http://www.ebay.com/itm/DC-DC-Converter-Step-Down-Buck-12V-24V-to-5V-10A-50W-Car-Power-Adapter-/161132834259?pt=LH_DefaultDomain_0&hash=item258443edd3
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7-12AH Batteries1$16.00$161 12V batteries wired in series to power the whole rig.http://www.ebay.com/itm/12V-7-2AH-8AH-SLA-Battery-for-APC-IBM-Belkin-UPS-Backup-Systems-ES500-ES550-/290996879598?pt=US_Rechargeable_Batteries&hash=item43c0c400ee
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Pushbuttons for Launch1$7.00$715 pack of misc push buttonshttp://www.ebay.com/itm/ROUND-PUSH-BUTTON-SWITCH-MOMENTARY-N-O-6A-125V-YELLOW-RED-MIX-15-PK-/221290124935?pt=LH_DefaultDomain_0&hash=item3385eb5687
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Safety switch1$5.00$5http://www.ebay.com/itm/RED-LIGHTED-TOGGLE-SWITCH-TOGGLE-12V-20A-ON-OFF-Car-Truck-Boat-ATV-Airplane-/290888338578?pt=Motors_Car_Truck_Parts_Accessories&hash=item43ba4bcc92&vxp=mtr
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3" Clear Schedule 40 PVC Pipe - 10 Feet Long1$120.00$120Seelye Plasticshttp://seelyeplastics.com/fluid-handling/
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12V Battery Charger1$20.00$20Charge the battery pack.http://www.ebay.com/itm/24V-2A-Uinversal-24BC2000T-1-Smart-Battery-Charger-/330512567320?pt=Battery_Chargers&hash=item4cf4158c18
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Board for the components.1$8.00$8Board to mount the chips and hardware on for controllering everything.http://www.adafruit.com/products/1135
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Wood sheet for the case and structure.0$25.00$0Case to put the buttons in for launching, and a case for the raspberry pi and other things. Laser cut.
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LEDs5$0.50$2.5
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Misc PVC and Pipe Connectors0$50.00$0Genral misc connectors and pipes from home improvment store
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Misc Tubes and Hoses0$30.00$0Might need to grab a run of flexable hose
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Electrical Wire0$25.00$0Need wire to wire up the sensors, valves, buttons, etc.
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Wood for PVC holder / Backpack2$27.00$54http://www.homedepot.com/p/Unbranded-1-4-in-x-4-ft-x-8-ft-Red-Oak-Domestic-Plywood-165948/100001372?N=bu0hZ1z0z6i6#.UmgkmRY2_Hg
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Total Estimated$522.24
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