Makers Unplugged

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https://www.patreon.com/makersunplugged Music Provided by: SineRider -- https://soundcloud.com/sinerider

https://www.patreon.com/makersunplugged Music Provided by: SineRider -- https://soundcloud.com/sinerider Makers Unplugged – Laser Cutters Episode Recorded: December 2016 CHRONOLOGICAL NOTES What is a laser cutter? [0:37] CNC: Computer Numerical Control Hack RVA 2.X laser cutter wiki [1:40] Laser Cutter Wiki: https://wiki.hackrva.org/index.php?title=Laser_Cutter Mach 3 Control Software: http://www.machsupport.com/ Setting up a laser cutter [6:18] Nintendo Gun laser head [7:45] Using the laser cutter [12:45] Raster vs Vector Graphics: http://www.artifacturestudios.com/how-to-understand-the-difference-between-raster-and-vector-graphics/ G Code: https://en.wikipedia.org/wiki/G-code Cambam: http://www.masterkreatif.com/2015/10/cambam-plus-0-9-8p-full-crack.html CNC Software [15:40] Inkscape – Open Source vector graphics software: https://inkscape.org/en/ Adobe Illustrator – Vector graphics software: https://www.adobe.com/products/illustrator.html AutoCAD – Computer Aided Design software: http://www.autodesk.com/store Sourced vs handmade parts [16:30] Advantages of a laser cutter over other CNC tools [17:50] Projects with the Hack.rva laser cutter [18:20] Thingiverse project repository [19:20] https://www.thingiverse.com/tag:laser SVG and DXF file formats [19:42] Scalable Vector Graphics: https://en.wikipedia.org/wiki/Scalable_Vector_Graphics AutoCAD Drawing Interchange Format: https://en.wikipedia.org/wiki/AutoCAD_DXF Pulse Width Modulation [20:05] Biggest laser failure [21:30] How it feels to laser-cut your hand [24:18] Laser safety glasses [25:55] Material safety and off-gassing [27:50] Optics troubleshooting [31:00] Using the laser in Maker culture [33:00] Learning to use the laser cutter [38:30] What John learned by making the laser cutter [42:05]

https://www.patreon.com/makersunplugged Music Provided by: SineRider -- https://soundcloud.com/sinerider Makers Unplugged – Episode #6 – Arduino CHRONOLOGICAL NOTES Arduino Circuit Board: https://www.arduino.cc/ Eli and Max introductions [0:55] RFID Lock [2:00] Radio Frequency Identification: http://www.technovelgy.com/ct/technology-article.asp UART to USB Bridge [3:33] UART: https://en.wikipedia.org/wiki/Universal_asynchronous_receiver/transmitter What is an Arduino? [4:30] Differences with Raspberry Pi [8:12] https://www.raspberrypi.org/ Microcontrollers and JTAG Programmers [10:07] https://en.wikipedia.org/wiki/Microcontroller https://en.wikipedia.org/wiki/JTAG DTR Signal [11:15] https://en.wikipedia.org/wiki/Data_Terminal_Ready Programming languages and microcontrollers [11:58] Arduino Ecosystem: Atmel ATmega328: https://en.wikipedia.org/wiki/ATmega328 TI MSP 430: http://www.ti.com/tool/msp-exp430g2 PIC: https://en.wikipedia.org/wiki/PIC_microcontroller ESP: https://en.wikipedia.org/wiki/ESP8266 Aaron’s Arduino Projects [14:20] GPS Coordinate Project, Robot, Flitbit Dustin’s Projects [15:50] LEDs, TV Effects Max’s Arduino Projects [16:48] Neopixel LED Christmas Tree , Testing new sensors PID Controlling [17:45] Proportional-Integral-Derivative Control: https://en.wikipedia.org/wiki/PID_controller Bus Pirate [19:50] ISP Programmer, JTAG Programmer, Sniffers https://en.wikipedia.org/wiki/Bus_Pirate ISP Programming: https://en.wikipedia.org/wiki/In-system_programming JTAG Programming: https://www.xjtag.com/about-jtag/what-is-jtag/ Sniffers: https://en.wikipedia.org/wiki/Packet_analyzer Serial vs Parallel Communication [20:53] First projects to do on the Arduino [22:30] Shields, TCP/IP Stacks, UDP Packets [24:50] Arduino WiFi Shield: https://www.arduino.cc/en/Guide/ArduinoWiFiShield TCP/IP Stack: https://en.wikipedia.org/wiki/Internet_protocol_suite UDP Packets: http://www.erg.abdn.ac.uk/users/gorry/course/inet-pages/udp.html Other open source hardware for hobbyist electronics [27:30] Open source Geiger counter kit [34:40] http://blog.safecast.org/ Arduino mouse wiggler [36:25] Building your own Arduino [40:02]

https://www.patreon.com/makersunplugged Music Provided by: SineRider -- https://soundcloud.com/sinerider Makers Unplugged – Episode #5 – Guerilla Sourcing Episode Posted: 9 December 2016 Show Notes: 14 December 2016 CHRONOLOGICAL NOTES Roundtable introductions [0:38] Suit made out of pockets [1:37] Fixing a barn door [3:58] Common finds at thrift stores [6:05] - Bearings, motors, heaters, etc. Making a virtual reality drop-floor [10:22] Why you need to go thrifting regularly [15:00] “Guerilla Sourcing” - What to look for and where to find it [22:00] What not to guerilla source [28:50] Laser-cut shamrocks [31:57] Maker Map [34:40] Junkyards and types of motors [36:30] Making stuff from pallets [41:25] http://www.instructables.com/id/50-Things-to-Make-with-a-Pallet/ Habitat for Humanity ReStore [46:35] http://www.habitat.org/restores Architecture supply and salvage stores [48:50] Construction sites and going-out-of-business sales [53:36] Stuff Redux Richmond, craigslist, estate sales, Harbor Freight, Michaels, Home Depot [57:05] https://www.thebalance.com/find-estate-sales-in-your-area-1387737 http://www.harborfreight.com/ http://www.michaels.com/ http://www.homedepot.com/

https://www.patreon.com/makersunplugged Music Provided by: SineRider -- https://soundcloud.com/sinerider Makers Unplugged – Episode #4 – Getting Started Episode Posted: 12 November 2016 Show Notes: 9 December 2016 CHRONOLOGICAL NOTES Getting started making things [1:23] Making mistakes [10:20] Resources for woodworking [13:00] Steve Ramsey Woodworking for Mere Mortals [13:20] http://woodworking.formeremortals.net/ https://www.youtube.com/user/stevinmarin I Like to Make Stuff [13:28] http://www.iliketomakestuff.com/ https://www.youtube.com/user/iliketomakestuffcom Norm Abram [14:25] http://www.newyankee.com/ Dice Tower design [16:10] This sounds like his own design, do you have a link or photo? Reasons for joining Makerspace [16:35] Drunken Woodworker [17:48] https://www.youtube.com/user/DrunkenWoodworker Favorite tools [27:00] Avoiding perfectionism for your first projects [33:15] Makerspace Slack Channel [33:22] I’m not sure if this is the right slack channel, can you double check? https://nation-of-makers.slack.com/ Hack a Day blog and Instructables [34:15] https://hackaday.com/blog/ http://www.instructables.com/ The value of ignoring advice and making your own mistakes [38:55] Make Magazine [44:57] http://makezine.com/ Tips for a crazy idea [45:23] Sunk-cost fallacy [47:35] The sunk cost fallacy is the behavior of accounting for spent resources that can’t be recovered in making decisions for the future. http://www.lifehack.org/articles/communication/how-the-sunk-cost-fallacy-makes-you-act-stupid.html Upcoming projects [49:48] Wet-molding leather techniques [53:48] Aaron’s phases as a Maker [56:38] McMaster-Carr and Harbor Freight [59:25] https://www.mcmaster.com/ http://www.harborfreight.com/ Dustin’s phases as a Maker [1:03:20] Open Source Software: Blender, Lightworks, Unity [1:05:52] Blender: 3D rendering https://www.blender.org/ Lightworks: Video editing https://www.lwks.com/ Unity: Game development https://unity3d.com/

https://www.patreon.com/makersunplugged Music Provided by: SineRider -- https://soundcloud.com/sinerider Makers Unplugged – Episode #3 – Hack the Dragon Episode Posted: 22 October 2016 Show Notes: 8 December 2016 CHRONOLOGICAL NOTES Original reason for creating the game [0:45] Phone IVR [0:58] Interactive Voice Response is the technology that allows you to interact with menus using your phone keys or voice prompts, for example on a customer service line. https://en.wikipedia.org/wiki/Interactive_voice_response DTMF Tones [2:24] Dual-Tone Multi-Frequency signaling is how touch-tone telephones translate the number you pressed into an electrical signal of two sine-waves superimposed that can be decoded using signal processing techniques. https://en.wikipedia.org/wiki/Dual-tone_multi-frequency_signaling Beware of getting Rick Rolled! [3:22] https://www.youtube.com/watch?v=dQw4w9WgXcQ Original concept of text-to-speech game [3:50] Zork [4:11] Zork is one of the earliest interactive computer games: https://en.wikipedia.org/wiki/Zork MUD games [4:25] Multi-User Dungeon games are real-time multi-player games that are typically text-based. Some graphical MUD games do exist. https://en.wikipedia.org/wiki/MUD Google Speech API [4:50] An API is an Application Programming Interface and they are sets of functions that allow the creation of applications that access the features or data in another application or operating system. https://www.google.com/intl/en/chrome/demos/speech.html NLP [7:12] Natural Language Processing, a field related to human-computer interactions https://en.wikipedia.org/wiki/Natural_language_processing Next steps after text-to-speech limitations [7:56] Asterisk PBX and how phone networks work [8:14] Asterisk is a software product of PBX; or “private branch exchange,” which is the network that allows phones to connect to each other. http://www.asterisk.org/ https://en.wikipedia.org/wiki/Business_telephone_system#Private_branch_exchange 2600 Magazine [12:40] https://www.2600.com/ Development of a choose your adventure game [13:45] SIP Technology [14:48] Session Initiation Protocol, a protocol for signaling and communication often used in VoIP https://en.wikipedia.org/wiki/Session_Initiation_Protocol DID [16:55] Direct Inward Dialing is a service that allows a company with its own PBX to buy a block of phone numbers https://en.wikipedia.org/wiki/Direct_inward_dial Making of the game [19:00] Eli’s favorite room [28:48] First players and reception [32:05] Hack.RVA Access Badge Easter Egg [32:30] Skills USA [35:20] http://www.skillsusa.org/ Bugs, updates, and changes to the game [40:30] MGCP Firmware [44:05] Media Gateway Control Protocol, another signaling protocol (like SIP) that had early problems with the game https://en.wikipedia.org/wiki/Media_Gateway_Control_Protocol TFTP Server [46:08] Trivial File Transfer Protocol is an extremely basic file transfer system. It is easy to implement but has no security features. https://en.wikipedia.org/wiki/Trivial_File_Transfer_Protocol VLAN Path [46:28] Virtual Local Area Network https://en.wikipedia.org/wiki/Virtual_LAN Windows VM [47:30] A virtual Machine is an emulation of an operating system to experiment with code without risking your computer https://en.wikipedia.org/wiki/Virtual_machine

https://www.patreon.com/makersunplugged Released: 11/23/2016 CHRONOLOGICAL NOTES Watch the can crusher video first: www.youtube.com/watch?v=Rl169rfFPL8 “The World’s Most Terrible Can Crusher” [1:02] Mountain Dew is the fuel of gamers and nerds. What to do with the cans? [1:16] http://www.mountaindew.com/ Can crusher design concepts [3:50] How John Vann got the idea [8:20] Microwave transformer welder [9:00] http://www.instructables.com/id/Build-a-Microwave-Transformer-Homemade-Welder/ Cat gives his opinion on homemade welder safety [10:12] John connects the motor to 120V wall current on a guess [14:40] What a microwave platter motor looks like: https://sc01.alicdn.com/kf/HTB1XK7_KpXXXXaDaXXXq6xXFXXX2/TYJ50-8A7-Microwave-Turntable-Turn-Table-Motor-Synchronous-Motor-TYJ508A7-for-Kenwood-Belling-Panasonic.jpg The Futile Can Crusher gets named [17:46] Planned obsolescence [19:35] John describes his process of figuring out how the motor works and the mechanics of the crusher’s design [20:42] Side note: Cornell library of motion translation [22:20] Kinematic Models for Design Digital Library (KMODDL): (3 links for bad nav) http://kmoddl.library.cornell.edu/index.php Reuleaux Collection of motion translation devices: http://kmoddl.library.cornell.edu/model.php?m=reuleaux eBooks on kinematics: http://ebooks.library.cornell.edu/k/kmoddl/ Finishing and first use with a Pepsi can [31:20] Results and reactions [34:05] Microwave platter motor limitations [36:18] Why the motor starts in a random direction and will reverse under too much torque: https://engineering.stackexchange.com/questions/2265/why-does-the-microwave-plate-start-in-a-random-direction Asimov’s Rules [38:16] https://en.wikipedia.org/wiki/Three_Laws_of_Robotics Video success and why it resonated [40:00] Reddit r/shittyrobots [42:42] https://www.reddit.com/r/shittyrobots/ The Futile Can Crusher’s legacy [43:15] The can epidemic today [45:22] ADDITIONAL RESOURCES Watch the can crusher video first: www.youtube.com/watch?v=Rl169rfFPL8 Microwave transformer welder [9:00] http://www.instructables.com/id/Build-a-Microwave-Transformer-Homemade-Welder/ John connects the motor to 120V wall current on a guess [14:40] What a microwave platter motor looks like: https://sc01.alicdn.com/kf/HTB1XK7_KpXXXXaDaXXXq6xXFXXX2/TYJ50-8A7-Microwave-Turntable-Turn-Table-Motor-Synchronous-Motor-TYJ508A7-for-Kenwood-Belling-Panasonic.jpg Side note: Cornell library of motion translation [22:20] Kinematic Models for Design Digital Library (KMODDL): http://kmoddl.library.cornell.edu/index.php Reuleaux Collection of motion translation devices: http://kmoddl.library.cornell.edu/model.php?m=reuleaux Other eBooks on kinematics: http://ebooks.library.cornell.edu/k/kmoddl/ Microwave platter motor limitations [36:18] Why the motor starts in a random direction and will reverse under too much torque: https://engineering.stackexchange.com/questions/2265/why-does-the-microwave-plate-start-in-a-random-direction CONVERSATION NOTES “The World’s Most Terrible Can Crusher” [1:02] Mountain Dew is the fuel of gamers and nerds. What to do with the cans? [1:16] http://www.mountaindew.com/ Can crusher design concepts [3:50] How John Vann got the idea [8:20] Microwave transformer welder [9:00] Cat gives his opinion on homemade welder safety [10:12] John connects the motor to 120V wall current on a guess [14:40] The Futile Can Crusher gets named [17:46] Planned obsolescence [19:35] John describes his process of figuring out how the motor will work and the mechanics of the crusher’s design [20:42] Finishing and first use with a Pepsi can [31:20] Results and reactions [34:05] Microwave platter motor limitations [36:18] Asimov’s Rules [38:16] https://en.wikipedia.org/wiki/Three_Laws_of_Robotics Video success and why it resonated [40:00] Reddit r/shittyrobots [42:42] https://www.reddit.com/r/shittyrobots/ The Futile Can Crusher’s legacy [43:15] The aluminum can epidemic today [45:22]

https://www.patreon.com/makersunplugged Music Provided by: SineRider -- https://soundcloud.com/sinerider Released: 11/16/2016 CHRONOLOGICAL NOTES Concept of Simplified Living [1:00] Soylent [1:20] https://www.soylent.com/ Kickstarter [2:30] https://www.kickstarter.com/ Doctor’s opinion on Soylent [9:56] Soylent bars as an alternative to the shake [11:22] Weight loss since beginning [12:49] Adapting to the new diet [20:32] Soylent product list [21:44] How George’s friends and colleagues reacted [22:57] Quantified Self Crowd [26:10] http://quantifiedself.com/ Hosts Dustin and Aaron try Soylent [28:25] Soylent as an aide to hunger and malnutrition [33:28] The Right Cup (not Kickstarter, actually Indiegogo) [35:07] https://www.indiegogo.com/projects/the-right-cup-trick-your-brain-drink-more-water-health-technology#/ Can you cook it? [36:13] If George ran out of Soylent tonight, what would he eat tomorrow? [42:05] Optimal temperature for consuming [43:52] Cost of Soylent compared to regular grocery shopping [44:50] Changes in daily habits and relationships since starting diet [50:28] - Life at Home, Office, Group Meals, Downtime, Holidays, Smoking, Sleep Making it to the end of the year [1:07:15] King’s Dominion Amusement Park [1:09:22] https://www.kingsdominion.com/ George’s other Makerspace projects [1:12:42] https://www.makerspaces.com/ Makerspace stories [1:15:50] Hack.rva [1:20:50] http://www.hackrva.org/blog/ Mouth-controlled bass drum [1:21:25] Couldn’t find any info on this. CONVERSATION NOTES Concept of Simplified Living [1:00] Doctor’s opinion on Soylent [9:56] Soylent bars as an alternative to the shake [11:22] Weight loss since beginning [12:49] Adapting to the new diet [20:32] Soylent product list [21:44] How George’s friends and colleagues reacted [22:57] Hosts Dustin and Aaron try Soylent [28:25] Soylent as an aide to hunger and malnutrition [33:28] Can you cook it? [36:13] If George ran out of Soylent tonight, what would he eat tomorrow? [42:05] Optimal temperature for consuming [43:52] Cost of Soylent compared to regular grocery shopping [44:50] Changes in daily habits and relationships since starting diet [50:28] - Life at Home, Office, Group Meals, Downtime, Holidays, Smoking, Sleep Making it to the end of the year [1:07:15] George’s other Makerspace projects [1:12:42] Makerspace stories [1:15:50] Mouth-controlled bass drum [1:21:25] Couldn’t find info on this LINK NOTES Soylent [1:20] https://www.soylent.com/ Kickstarter [2:30] https://www.kickstarter.com/ Quantified Self Crowd [26:10] http://quantifiedself.com/ The Right Cup (not Kickstarter, actually Indiegogo) [35:07] https://www.indiegogo.com/projects/the-right-cup-trick-your-brain-drink-more-water-health-technology#/ King’s Dominion Amusement Park [1:09:22] https://www.kingsdominion.com/ George’s other Makerspace projects [1:12:42] https://www.makerspaces.com/ Hack.rva [1:20:50] http://www.hackrva.org/blog/

https://www.patreon.com/makersunplugged Music Provided by: SineRider -- https://soundcloud.com/sinerider Makers Unplugged – Episode #0 – Podcast Introduction & Saturday Hackathons at the Makerspace This is a podcast about makerspaces and the people that enjoy them. In this episode we talk about why we do this podcast. Then we move to a round-table discussion about a weekly tradition at our makerspace called the "saturday hackathon".