MEP EP#199: High Voltage Gyrators and KiCad Plugins

Show Notes

MEP EP#199: High Voltage Gyrators and KiCad Plugins

Parker

• 50V power pack update
  • Managed to safely remove the cells
  • Protection circuit is functioning correctly
  • One of the 4 banks is “bad”
  • Scrapping all the 18650’s for future projects
• Helping Ben debug the Atari Junior 2600 Single Chip system
  • Atari 2600's typically have 3 main ICs
    • 6507 CPU
    • RIOT (RAM and I/O)
    • TIA (Graphics and Sound)
• Air Raid Siren all printed
  • Needs final fitment and assembly to be completed!

Stephen

• Rackmount case
  • Designed a rackmount case for a 1u preamp
  • New v-score bend method that works great on aluminum
  • A mixture of chamfer and cut relief
  • Can be bent by hand
• Back to Gyrators
  • 300V 4 band EQ using high voltage Mosfets as gyrators
  • Gyrators first mentioned on Episode 173 of the MEP
  • Wanted to solve the issue of not having to make more power supply rails
  • About +/- 12is db per band
  • 80hz, 220hz, 750hz and 2k

R.F.O.

• KiCad Action Plugins
  • Run your KiCad Python scripts direct inside the UI now!
  • RF tools - a very cool curved trace plugin
  • Parker's major complaint about Zoom Centering in KiCad hasn't been an issue for atleast 2 years now
    • Why did no one tell Parker :(
• EE Web - now with more TOOLS!
  • All about Arrow
  • More EDA tools then you can shake a stick at!
• Apple H1 Chip?
  • Silly marketing wank
  • Its just a custom MCU

Creators & Guests

Host

Parker Dillmann

A Founder @MacroFab.Builds Electronics, Cars, & Jeeps.

Host

Stephen Kraig

EE

Producer

Chris Martin

What is Circuit Break - A MacroFab Podcast?

Dive into the electrifying world of electrical engineering with Circuit Break, a MacroFab podcast hosted by Parker Dillmann and Stephen Kraig. This dynamic duo, armed with practical experience and a palpable passion for tech, explores the latest innovations, industry news, and practical challenges in the field. From DIY project hurdles to deep dives with industry experts, Parker and Stephen's real-world insights provide an engaging learning experience that bridges theory and practice for engineers at any stage of their career.

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About the hosts: Parker, an expert in Embedded System Design and DSP, and Stephen, an aficionado of audio electronics and brewing tech, bring a wealth of knowledge and a unique perspective to the show. Their backgrounds in engineering and hands-on projects make each episode a blend of expertise, enthusiasm, and practical advice.

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