Mr. Radar: Layer 1 Recon
When assessing a building’s network security from an adversarial perspective, it can often be helpful to look for open network […]
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How to Control the Duty Cycle of a 555 Timer
Continuing with a focus on the 555 timer, this video tutorial looks at how to vary the pulse width of
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555 Timer Output Stage
The 555 timer has many uses and in this video we’ll explore two different ways to utilize the output. First
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9 Volt, Battery Powered, Telephone Intercom System
When I was developing the VoIP Fundamentals course, I wanted a demonstration to illustrate the simplicity of the public switched
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Amp Mods, Skinny News, and Charity
Happy New Year Everyone! I hope your holidays were refreshing and filled with hope, family, and friends. In this video
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Disgusting Hard Apple Cider Experiment
Lately I’ve found myself surrounded by amateur brewers. Many of my colleagues and friends have really bought into making their
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How to Build a 4 Hour Table
On Thursday morning I woke to the realization that we needed a table in our guest bedroom for a visiting
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How to Cut a Bottle with Fire…Kinda
Ever since Thanksgiving there’s been this beautiful, empty olive oil jar at the back of the cabinet. It was slated
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Rig It Up: How to Make a Signal Generator from an Old Microphone and Youtube
Recently I started a redesign for the Griffin amplifier. Why a redesign? It’s a long story that involved me talking
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