I have a new post on Hackaday: Retro Semiconductors: The Silicon Controlled Rectifier.
Category Archives: Learning
Old Book Teardown #22: Industrial Electronics Reference Book (1948) | In The Lab With Jay Jay
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Silly Job Title: Sparky. I am Sparky!
In this video we tear down an old book: Industrial Electronics Reference Book by Electronics Engineers of the Westinghouse Electric Corporation.
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Fluke 17B+ Digital Multimeter![]() |
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Richard Feynman Explains Time Like You’ve Never Seen Before
Maker Advent Calendar 2025 #12: RGB LED Strip! | Learning Electronics In The Lab With Jay Jay
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Silly Job Title: Energy Maestro. I am the Energy Maestro!
In this video we do the twelfth and final project from The 12 Projects of Codemas.
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Yum Cha 395nm UV Lamp notes |
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Maker Advent Calendar 2025 #11: OMG OLED! | Learning Electronics In The Lab With Jay Jay
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This post is part of my video blog and you can find more information about this video.
Silly Job Title: Operation Manager. I am the Operation Manager!
In this video we do the eleventh project from The 12 Projects of Codemas.
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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 Corner Cutter![]() |
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The Secret Life of Physicists
Maker Advent Calendar 2025 #10: Breaking Beams! | Learning Electronics In The Lab With Jay Jay
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This post is part of my video blog and you can find more information about this video.
Silly Job Title: Luminary Luminar. I am the Luminary Luminar!
In this video we do the tenth project from The 12 Projects of Codemas.
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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!
3ELIGHTING 10″-26″ VESA Wall Mount![]() |
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Maker Advent Calendar 2025 #9: Full Tilt! | Learning Electronics In The Lab With Jay Jay
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This post is part of my video blog and you can find more information about this video.
Silly Job Title: Terminal Tactician. I am the Terminal Tactician!
In this video we do the ninth project from The 12 Projects of Codemas.
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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 Digital Meter![]() |
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Maker Advent Calendar 2025 #8: Tracking Temps! | Learning Electronics In The Lab With Jay Jay
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Silly Job Title: Relay Renegade. I am the Relay Renegade!
In this video we do the eighth project from The 12 Projects of Codemas.
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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!
SUNSHINE Hard Brush Set notes |
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Maker Advent Calendar 2025 #7: Monitoring Motion! | Learning Electronics In The Lab With Jay Jay
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This post is part of my video blog and you can find more information about this video.
Silly Job Title: Current Conjurer. I am the Current Conjurer!
In this video we do the seventh project from The 12 Projects of Codemas.
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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 AU 240V Watt Meter![]() |
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