Basic Projects Archives - BobVolts Electronics

Simple letter counter using PIC

bobtious — Tue, 22 Jan 2019 17:14:56 +0000

Do you want to make a device for counting letters as they enters a letter box. This fun project will do just that. All you need to do is to follow the few steps closely. Let’s take a look the

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How to make a trespass detector using PIC

bobtious — Tue, 22 Jan 2019 17:07:05 +0000

You must have come in to a situation where you will like to have or make a device capable of detecting the presence of persons. Worry not because it is exactly what we will be doing today. A trespass detector

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How to build an object Infrared sensor

bobtious — Tue, 22 Jan 2019 16:56:14 +0000

General Description If you are here, it means you wanna construct an infrared sensor to detect moving object. Infrared sensors are used to detect movements of objects or objects placed in-front of the sensor. The basic concept of the infrared

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Simple IR remote control switching

bobtious — Thu, 17 Jan 2019 14:04:24 +0000

This is a very simple system used in controlling a lamp through the use of an IR remote control. During open door day activities in Cameroon for example, many elementary electronic students deemed it necessary to build an interesting project

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Crepuscular lighting: Dark detector

bobtious — Wed, 16 Jan 2019 15:22:14 +0000

Hi guys, Have you ever been faced with a situation where you always need to turn On/Off a lamp used for security purposes at dusk and dawn respectively? Do you enjoy doing that everyday? Or its kind of boring? Do

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Simple fake banknotes detector using UV LEDs

bobtious — Wed, 16 Jan 2019 12:14:00 +0000

Also see this counterfeit detector Have you ever been deceived with a fake banknote? Here’s an opportunity for you to get make one for yourself in 20 minutes for less that 1k. Watch https://youtu.be/X8zcQlyNnyI List of materials UV LEDs X

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Kids Exerciser using LEDs

bobtious — Sun, 13 Jan 2019 17:27:25 +0000

Another interesting project you should make or buy for your kids. Get your kids fit and healthy using this lrn2make exerciser toy. Do you like the video? please give it a thumb’s up for me. <p>Head, Shoulders, Knees and Toes”

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Electronic game

bobtious — Sun, 23 Dec 2018 14:23:35 +0000

How does it work? [crayon-67a4510acf701555893361/] Now, the output remains at logic level 1 (HIGH) until a reset is done. If the output (Q!) is high, the astable multi-vibrator is triggered, producing a HF signal causing audible signals through the buzzer.

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Intelligent Fake Banknote Detector

bobtious — Mon, 17 Sep 2018 07:17:11 +0000

General Overview There is no doubt that, counterfeit money is becoming more and more widely spread in the world today especially in third world countries. Some of us who have been victims like myself will bear me witness how aching

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5V-1A power supply design

bobtious — Fri, 17 Aug 2018 10:18:49 +0000

Today, we are going to design and construct a 5V-1A regulated power supply from scratch. The following are to be taken into consideration in order to accomplish an amazing end result. The output voltage, Vout=5V The input voltage, Vin=240V Also

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