URBAN S.O.S. The Urbuan S.O.S. is constructed using parts made available by the department of transportation, and at your local electronics store. The S.O.S. uses a easy-to-use, open source microcontroller, called the Arduino, which is available online. Notes: There are also large quantities of barricade lights available at construction sites around your city. 2. Arduino Extreme Pre-Built USB Board Vendor: Arduino Cost: 20 Euros each URL: http://www.arduino.cc /en/Main/Buy Notes: If you want to build your own, parts and schematics are also available. 3. Arduino Proto/Perf Shields Vendor: Arduino Cost: About $10 URL:http://www.tigoe.net/pco mp/code/archives/arduino/000 729.shtml Notes: These are still a DIY type deal. 4. Cadmium Sulfide Photo Resistor Vendor: Radioshack and various online vendors. Cost: $0.99 for pack of 5 URL: www.radioshack.com 6. 22 AWG Assorted Wire Jumper Kit Vendor: Jameco Cost: $15.95 URL: http://www.jameco.com Notes: Any 20-28 AWG solid core wire you typically use to prototype circuits on a bread board will do. 7. 20 AWG Stranded Wire Vendor: Jameco, Radioshack, online vendors URL: http://www.jameco.com Cost: $3 per roll 8. TIP 120 Transistors Vendor: Jameco URL: http://www.jameco.com Cost: About $0.50 each 9. 12 Volt, 5Ah Battery Vendor: Radioshack or various online vendors Cost: About $25 Vendor: Radioshack and various online vendors. Cost: $2.79 for pack of 5 URL: www.radioshack.com FULL SCHEMATIC DRAWING ON FOLLOWING PAGE TOOLS A laptop with USB I/O, a multimeter, wire cutters, pliers, X-Acto, USB Cable, soldering iron. RESOURCES Software Resources Morse Code Arduino Source Code http://www.graffitiresearchlab.com /barricade/SOScode/ Transistor Circuit http://tigoe.net/pcomp/code/archive s/bx-24/000294.shtml#000294 Photocell Circuit http://www.makingthings.com/teleo/ cookbook/photocell.htm#diagram Arduino Programming Software http://www.arduino.cc/en/Main/Soft ware Electronics Resources Arduino http://www.arduino.cc/ Tom Igoe’s Physical Computing http://www.tigoe.net/pcomp/index. shtml Physical Computing In Print http://itp.nyu.edu/~dbo3/physical/ physical.html **All prices are in US Dollars and based on availabiltes either from online vendors or local stores. Shipping abroad is likely to increase the cost of some products. **Units of measurement are Standard, unless otherwise noted. Project by IminentDisaster in collaboration with the GRL. DIY Book by IminentDisaster and the GRL. 3D Modelling: Bryan Vaccaro. All work in the public domain Vendor: Rice Signs Cost: $18-$25 each URL: http://www.ricesigns.com /buy/barricade_lights.htm 5. Carbon Film Resistors WWW.GRAFFITIRESEARCHLAB.COM 1. Flashing Barricade Light L. . R G. PARTS LIST MANUAL CES SUN FALLA T M SPECIES RERU The Urban S.O.S. is a tool writers and artists can use to get right up in the face of those insitutions and organization they have beef with and tell them exactly what they think about them...in morse code. URBAN S.O.S. MATERIALS LIST