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Two Sets 10 channels O'scope and Multimeter Multi-Inputs Selector.

Two Sets 10 channels O'scope and Multimeter Multi-Inputs Selector -- Two rails of O'scope can be measure 20 points, or single rail can be measure 10 points and using another multimeter to measure 10...

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Flip-Flop Fundamentals

This tutorial introduces and explains the fundamentals of how flip-flops work. There are four basic types of flip-flops as follows: S-R flip-flop D-type flip-flop T-type flip-flop J-K flip-flop Basic...

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bar graph design step by step procedures

In this video, I show the details of the design of a simple bar graph, I made some time ago, I show the steps I take to design this circuit, this circuit functions fine for a quick design, however...

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Input Protection for Vdd and Adc of uC.

Input Protection for Vdd and Adc of uC. If the Vdd of uC is 5V then the Zd1 and Zd2 are 5.1V, and R1 can be use as 0.22Ω/3W or 5W, if the Vdd of uC is 3.3V then the Zd1 and Zd2 are 3.6V, and R1 can be...

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Swansong

It has been interesting. My usual attention span for a new hobby is about 3 years. I spent nearly 4 years at All About Circuits. In that time I achieved over 11,000 posts and more, “likes” that anybody...

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Control Loop Analysis and Stability Criterion

Attached is a short pdf that explains the analysis of a negative feedback system and its stability criterion.

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Editorial: Proper use of the Like button

Recently I have noticed that some new members of AAC overuse the Like button, indiscriminately liking every post written in reply to them. While the Like button has a place on this forum, it should be...

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A detector of 40 pins connector, for 89C2051,89C2041,8951,8952, pic, arduino,...

The below was what I designed for a detector of 40 pins connector, it can be expend to more pins to detect that it just need more I/O port.

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EHT Power Supply Design And Construction

Blog under construction...

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LOPT Repurpose Image Cache 1

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LOPT Repurpose Image Cache 2

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LOPT Repurpose Image Cache 3

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LOPT Repurpose Image Cache 4

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N type Mosfet Testing Circuit.

N type Mosfet Testing Circuit.

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LOPT Repurpose Image Cache -- For installment 1

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LOPT Repurpose Image Cache -- For installment 2

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LOPT Repurpose Image Cache -- For installment 3

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LOPT Repurpose Image Cache -- Misc images

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P type Mosfet Testing Circuit.

P type Mosfet Testing Circuit.

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MitchElectornics PCBs in use!

It is great to see the PCBs that I produce finally show up in a project! This is a custom NeoPixel Driver designed by Calum Knott (http://calumk.com/). Here is what Calum had to say about the PCBs:...

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