I watched this cool video about how to create a NAS using a Raspberry Pi 5: The ULTIMATE Raspberry Pi 5 NAS.
Category Archives: Hardware
Visitor Alarm | Project 9/20 | Maxitronix 20in1 | Learning Electronics In The Lab With Jay Jay
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In this video I do the ninth Maxitronix 20in1 Electronic Project Lab project: Visitor Alarm.
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Yum Cha 16MP USB Camera![]() |
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Electronics Project #6: Piezoelectric Buzzer Volume Control | In The Lab With Jay Jay
This post is part of my video blog and you can find more information about this video on this show’s homepage which is here.
You can support this channel on Patreon: patreon.com/JohnElliotV
Silly Job Title: Amp Alchemist
In this video I put a 2k potentiometer in series with a piezoelectric buzzer to act as a volume control.
The project I mention in the beginning of this video is the Educational 555 Board from PCBWay which we will build and test soon.
The video I make the hook clip test probes in is this one: Electronics Project: Hook Clip Test Probes to DuPont Jumpers | In The Lab With Jay Jay.
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 Long Handle Wire Brush notes |
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Arduino MIDI Build
This is great: Arduino MIDI Build:
The technical details are available over here: Arduino MIDI Fighter.
SparkFun KiCad
Today I found the following from SparkFun:
FreeRouting
Today I learned about FreeRouting, which is also available as a KiCad plugin. It does track/trace routing for PCBs.
Electronic symbol
Found another great page on Wikipedia: Electronic symbol. This reference lists schematic symbols for various electronics components.
Easy Way to Make Bluetooth Control Scrolling Text Display | 64*16 LED Matrix
Owning Computer Stores in the ’90s
This was fun: Owning Computer Stores in the ’90s. It’s a video from a father and son talking about Dad’s computer franchise selling computers in the 90s until the market tanked in 2000.
The Decline of Hobby Electronics?
An interesting video published eight years ago about the changing landscape of hobby electronics in Australia.




