Author: johnnywmccown
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Introduction to Ham Radio – Technician Class License
This is video we talk about what is ham radio and what we can do with it.
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Technician Class License – Section T1C
This is video we cover section T1C from the Technician Class ham radio license (2026-2030) question pool.
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Technician Class License – Section T1B
This is video we cover section T1B from the Technician Class ham radio license (2026-2030) question pool.
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Technician Class License – Section T1A
This is video we cover section T1A from the Technician Class ham radio license (2026-2030) question pool. The format will change from video to video, hopefully the graphics will get better as we go.
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Robots with my kids
By: J. McCown 6 Oct 2024 My eldest son has recently got interested in BattleBots, on Discovery Channel (HBO Max streaming). When he has some time to spare after getting ready for school, we spend it watching BattleBots. When your cool big brother gets into something, it peaks your interest, so my youngest son has…
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37 Sensor Kit
Last week Danielle was ordering some stuff off of Amazon, and I asked her to look up Ultrasonic Sensors, she did and they should be here latter this week. But this is not about them. Instead is is about a related item that we purchased at the same time. A 37 piece sensor starter kit,…
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FTC – First Tech Challenge
This week I started helping one of the local schools get ready for their upcoming FTC competition. Well…as of right now I have not done much other then gathering my ideas. It is a 4 person team, each with their own roles. They are running Java to control their robot, using Android phones.
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KiCad – PCB Design Software
Eagle Cad is my preferred PCB design software thus far. Though its expense has encourage me to try out KiCad. Back in Jun 2015 I started to use KiCad. Below are a few notes that I have taken. Let me know if you are interested in some videos on this software. These notes are current…
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CERTs for the Electronics Technician
As you may know I started my journey in Electronics through Ham Radio in the mid 90’s. Then about 15 years ago I went through a trade school learning more about basic electronics. After I was working for some time, I earned a BS in Computer and Information Science. A lot of jobs/vocations prefer that…
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My start with PCBs (Printed Circuit Board)
I have been making my own PCBs (Printed Circuit Boards) for some time now. First, I had to create the schematic using software like EagleCad or KiCad. Most of my work has been done in EagleCad, though KiCad is free. Then from the schematic I go to creating the board layout. Dell-Ray got me stated…
ThinkSchematics 