USB Looper for Serial Debugging and File Transfer

Here’s a fun build from element14 presents: Build Your Own USB Looper for Serial Debugging and File Transfer — Episode 702. It lets you connect two USB hosts to each other. I wanted to check out the software and schematics but I couldn’t find the files to download from anywhere…

Solving Impossible Problems with Dan Gelbart

This interview with Dan Gelbart looks interesting, but I don’t have two hours spare to watch it! You can learn more about Dan Gelbart here: The optimistic inventor: Dan Gelbart, Weizmann-identified whiz kid, recalls a storied career. His popular YouTube channel is here: https://www.youtube.com/dgelbart.

The “Secret Code” Key | Project 9/30 | Maxitronix 30in1 | In The Lab With Jay Jay

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Silly Job Title: Earth Grounder. I am the Earth Grounder!

In this video we do the 9th project from the Maxitronix 30in1 Electronics Project Lab Kit: The “Secret Code” Key.

We use the Rigol MSO5074 Mixed Signal Oscilloscope to examine the buzzer tone signal.

We use the UNI-T UTi260B Thermal Imager to check thermals (there are none to speak of).

We use the Kaisi S-160 45x30cm Repair Mat as our workspace.

Thanks very much for watching! And please remember to hit like and subscribe! :)


Following is a product I use picked at random from my collection which may appear in my videos. Clicking through on this to find and click on the green affiliate links before purchasing from eBay or AliExpress is a great way to support the channel at no cost to you. Thanks!

Yum Cha Guitar String RulerThis is an image of the product.

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How A True Polymath Like Benjamin Franklin Learns

In the video we learn about Franklin’s learning principles:

  1. Reconstruct from memory
  2. The Socratic method
  3. Utility first learning
  4. Argument mapping
  5. Polymathematics
  6. Sociable learning
  7. Read constantly
  8. Follow your interests

And how to think like Benjamin Franklin:

  1. Follow your interest
  2. Think very deeply into it
  3. Strengthen all sides of an argument
  4. Experiment like an inventor