MEP EP#203: Lizard Brain Information - David Gunness of Fulcrum Acoustic

MEP EP#203: Lizard Brain Information - David Gunness of Fulcrum Acoustic

MEP EP#203: Lizard Brain Information - David Gunness of Fulcrum Acoustic

David Gunness

  • Vice President of R&D at Fulcrum Acoustic
  • Lead Product Designer
  • Photographer
  • Copy Writer
  • Ambassador to Italy
  • Facilities Maintenance
  • Director of Calculus
  • Technical Writer
  • Lead Coffee Maker

Fulcrum Acoustic

  • Who are they and what do they do?
  • What does it take to get into sound design?
    • Education?
    • Frequency Theory
  • Passive Cardioid Technology
    • Technology to eliminate rear low frequency radiation
      • Where is this an issue?
    • Active solution
    • Passive solution
    • Patent 10,123,111 B2 “Loudspeaker with passive low frequency directional control”
  • Building a better coaxial speaker
    • What is a coax?
    • Beamwidth
    • How is this validated/tested?
  • Manufacturing enclosures with wood
    • Why wood?
    • Sourcing materials
    • General Design
    • Tolerancing considerations?
    • Finishing and Covering
      • Sanding
      • Painting
      • Spraying materials

Episoder(448)

MEP EP#340: Necrobiotic Synthesizers

MEP EP#340: Necrobiotic Synthesizers

MEP EP#340: Necrobiotic SynthesizersProject Snackey See y'all at defcon 30! Stuff you want to learn about? Canbus FPGA design AWS web development Manim - python My Spider-sense is Tingling ...

6 Aug 202259min

MEP EP#339: Educated Compromises

MEP EP#339: Educated Compromises

MEP EP#339: Educated CompromisesProject Snackey Announcement video lands before this podcast gets released. Project Diffprobe Looking at teardowns of other diff probes ADA4817 2pA input bias ...

29 Jul 202252min

MEP EP#338: Feature Complete or Minimal Viable Products

MEP EP#338: Feature Complete or Minimal Viable Products

MEP EP#338: Feature Complete or Minimal Viable ProductsProject DiffProbe Landed on the topology Stephen wants High voltage dividers Compensation capacitors CMRR calibration (120dB rejection) ...

22 Jul 202258min

MEP EP#337: CSV File Woes

MEP EP#337: CSV File Woes

MEP EP#337: CSV File WoesProject Snackey Input Firmware is completed Output Firmware is skeltonized/frameworked Need to add a “Power Good” signal Auxiliary circuits need software resets on powe...

15 Jul 20221h 1min

MEP EP#336: Heirloom Documentation

MEP EP#336: Heirloom Documentation

MEP EP#336: Heirloom DocumentationUtracerV6 The right way to do instructions Full table of contents Broken out into sections. The ref designators match the section Build Test At the end is ...

9 Jul 20221h 4min

MEP EP#335: Your Toaster is Toast

MEP EP#335: Your Toaster is Toast

MEP EP#335: Your Toaster is ToastProject: Diff Probe Circuit Cellar design Hack a Day project Active Differential probe with 600V Common mode and 600V differential mode Measure virtually any two ...

2 Jul 202247min

MEP EP#334: Double as good!

MEP EP#334: Double as good!

MEP EP#334: Double as good!Project: SNACKEY PCBs and Components arrived All PTH components fit Assembly starts tomorrow Nichicon Obsolescence Removing 8 and partial 2 of there SMT Aluminum Elec...

25 Jun 20221h

MEP EP#333: Cody's Corner - Q2 2022

MEP EP#333: Cody's Corner - Q2 2022

MEP EP#333: Cody's Corner - Q2 2022Cody Endlich 10 years experience in electronic component distribution and commodities trade Currently the head of strategic sourcing at Macrofab Last seen on ep...

18 Jun 202247min

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