Circuit Break - A MacroFab Podcast

MEP EP#235: Solar Freaking Cat Feeders

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MEP EP#235: Solar Freaking Cat Feeders

Parker

  • Cat Feeder Unreminder
    • Pulsing current to light LEDs
      • http://donklipstein.com/ledlocup.html
      • http://www.discovercircuits.com/H-Corner/lowpwrflasher.htm
      • Timer IC
        • LTC2956
        • Power Management
          • Solar with super capacitors
          • Panasonic BSG series solar panels
            • Will have to do research on specifying solar panels
            • AEM10941
              • https://e-peas.com/wp-content/uploads/2020/04/DS_AEM10941.pdf
              • Built in LDO regulators

                • Stephen

                • Ball screws
                  • Bought a small section of ball screw with the associated nut, nut housing, and end block
                  • SFU1605 300mm - 16mm diameter and 5mm pitch
                  • Trying to work out linear forces and the RPM range if it were to be driven from a stepper motor or servo
                  • Mechanical engineering is tough
                  • CNC work
                    • Cut the first actual project on the CNC
                    • Movable cradle for holding chassis - makes working on them super easy
                    • Had to spend some serious time working on getting the machine to cut 90 degree
                      • Iterative process
                      • Flex in the machine - 0.02” accuracy
                      • Going to cut some speaker cabs next
                      • Added a simple fan radiator
                      • 8020 catalog arrives sometime soon….
                      • ARP 2600 repair
                        • A client found a unit that was put in a closet in 1984
                        • It was only pulled out last weekend and is now in my hands to do some repairs
                          • ...more
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                          Circuit Break - A MacroFab PodcastBy MacroFab, Inc.
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