Parker Dillmann | April 12, 2018 | All-Pass Filter, Amazon in home delivery, electronics podcast, FTC, Gameboy VGA Adapter, Knowledge Base, LM13700, MacroFab, macrofab engineering podcast, MEP, Podcast, R-134A, SMT Pads, Thermal twisting, USB Type-C, warranty void stickers

Podcast

115

MEP EP#115: From A Current Perspective

Podcast Notes

Stephen
- LM13700
  - Dual Operational Transconductance Amplifiers With Linearizing Diodes and Buffers built by Ti?
- All-Pass filter
  - Not just a zero ohm resistor 😉
  - Shift the phase
- Fixing a Kegerator
  - Kegerator was out of gas
  - R-134A
Parker
- USB Type C article? Updating old USB 2.0 from MicroUSB to Type C?
- Going to finish my Gameboy VGA adapter
  - Move to HDMI afterwards?
  - BenHeck Show Giant Game boy runs an early version of the code
RFO
- Amazon’s in-home delivery service now supports eight smart locks
  - Help avoid porch pirates
- FTC says “Warranty void if sticker removed” is not valid
  - Companies can’t put repair restrictions on their products unless they provide the parts or services for free or receive a waiver from the FTC.
  - regulation for right to repair, is more about the posibility for getting the spareparts, and maybe cutting down on electronics waste.
- Avoiding side entry to SMT pads?
Announcements
- Twitter Chat Info
  - April 13th Friday at 1PM CST
- Meetup Info
  - Parker will discuss Key Parts of an Arduino
  - Trey German will talk about taking off-shelf enclosures and customizing them. Shout out to @yertnamreg
    - MEP EP#10 and MEP EP#38
- Houston Hardware Happy Hour
  - First Thursday of each month
  - May 3rd at Slowpokes
  - Bring hacks and hang out

Visit our Slack Channel and join the conversation in between episodes and please review us, wherever you listen (PodcastAddict, iTunes). It helps this show stay visible and helps new listeners find us.

Pulling forces from the surface tension of solder paste on SMT parts. This is due to the thermal effects of the copper traces. For most applications the slight twist this can induce is fine but should be noted.

Reading the signals off the Gameboy LCD data stream.

Displaying the video on a VGA CRT.

Special thanks to whixr over at Tymkrs for the intro and outro!

About The Hosts

Parker Dillmann is MacroFab's Co-Founder, and Lead ECE with backgrounds in Embedded System Design, and Digital Signal Processing. He got his start in 2005 by hacking Nintendo consoles into portable gaming units. He also runs the blog, longhornengineer.com, where he posts his personal projects, technical guides, and appnotes about board layout design and components. Parker graduated with a BS in Electrical and Computer Engineering from the University of Texas.

Stephen Kraig began his electronics career by building musical oriented circuits in 2003. Stephen is an avid guitar player and, in his down time, manufactures audio electronics including guitar amplifiers, pedals, and pro audio gear. Stephen graduated with a BS in Electrical Engineering from Texas A&M University.