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Smoke detector circuit using LDR and 555

Gadgetronicx Team May 4, 2019 0 Comments

When speaking of Smoke sensor circuits we often think about implementing it using Microcontrollers or using a development boards. But in fact there are possible ways you can build a simple smoke alarm without using dedicated sensors or microcontroller. In…
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Alarm Circuits, Circuit diagrams and Schematic designs, Electronics

IC, Timer IC 555, transistors

Vibration sensor Alarm / Switch circuit

Gadgetronicx Team May 1, 2019 0 Comments

Vibration sensor is something that can be used to sense vibration or force that acts upon a object. Here you will see a simple vibration sensor alarm circuit which when detects any vibration or force it will sound alarm and…
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Circuit diagrams and Schematic designs, Electronics, Sensor Circuits

LED, op amp, opamp, sensor

How to Order your parts from LCSC

Gadgetronicx Team April 21, 2019 0 Comments

LCSC is our favourite online vendor when comes to Electronics parts. There are good reasons to have LCSC as our favorite. I have listed the reasons why LCSC is one of the best among online component vendors. In this article…
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Electronics, Service

guide, review

Lap timer for slot cars using Laser and Arduino

Tal Ofer April 18, 2019 17 Comments

I ordered a pair of a KY008 laser module and 2 matching sensors. When I ordered them I had no idea what I’m going to do with them. But when they arrived I had a slot car 8 figure race…
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Arduino, Arduino Projects

Development boards, diy projects, glcd, Laser

Resistors : Working and how to use in circuits

Frank Donald April 12, 2019 17 Comments

Resistor is the most basic component every electronic enthusiast or engineer will start with when stepping into the world of Electronics. So to help the beginners I have put together tutorial where am going to explain the working of resistor…
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Electronic Tutorials, Electronics

components, electronic tutorials

What is Freeform Electronics

Eirik Brandal April 8, 2019 3 Comments

Freeform electronics, as the name implies, it is a unique style of building electronic circuits. This method of circuit construction is not only intended for its functionality but also for its inherent aesthetic value, challenging nature and enjoyable journey from…
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Electronics

guide

Motion sensor Fan circuit

Frank Donald April 3, 2019 3 Comments

Summers are at its peak now and I thought to myself now might be the time to install a fan close to my work space. However to do it power efficient, Switch operated fan is not a great idea. So…
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Circuit diagrams and Schematic designs, Electronics, Sensor Circuits

Comparator, IC, switching

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