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How to Make a Big Seven Segment

Sevent segment, who doesn’t know this, for you who are hobby or maybe your job is in the field of electronics. For ordinary people, even though they don’t know that the name is actually a sevent segment, they have seen this thing. Usually known as number displayers, LED numbers, digital numbers, and so on. For me, when I saw the seven segment, I would imagine digital clock directly because I got in touch with everything about digital clock for almost a year when I was in vocational high school (SMK). At that time, the digital clock didn’t use a microcontroller …

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How to Solder a SMD Component

Soldering? Generally using what? Of course using a solder, the most common and many people using it. Actually, in fact there are several conditions that require us to use other type of solder to assembly electronic components. Just like laptop or hand phone mechanics that need other type of solder to help their job. That is a blower, there is also an infrared solder. This type of solder is required for servicing a laptop or hand phone, used for installing and uninstalling the BGA component, the component that its pad solder is at the bottom of the component, so that …

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Simple Futsal Scoreboard, How to Make it?

What is a scoreboard? Have you ever noticed a board that has glowing numbers that usually displays score or point in a game? Commonly we see this as a score board at football game, soccer, badminton, volleyball, etc. There are two type of score boards; manual and digital scoreboard. The manual one changes the number of score or point one by one as the players get new score. In digital one we just have to press a button then the numbers on the display will change as what we want. Well, now we will try to make a simple score …

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Creating Counter Up – Counter down Circuit

Hi everyone, in this article we are going to learn about how to build an electronic circuit that is able to count up and down displayed on a seven segment display. This kind of circuit is generally known as a counter up counter down or count up count down. Where do we need this counter up and counter down actually? Absolutely, this kind of circuit is very common used in our daily life. It just we didn’t realize that this circuit is everywhere around us and we often see it. Most often we see this is on the display of …

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How to Unlock The Padlock Combination Number

A padlock is commonly used for securing something. Some people used it to lock the door, gate, storage box and many more, these padlocks are just everywhere. The padlocks or some people just called it locks are usually made of strong heavy metal then mold with arched iron that have thick diameter. These will make the padlock strong and save to secure our precious things. Do you know if there are some padlocks that are looked so strong from the outside but easily to be broken even using a simple tool. You can see in some film that the actors …

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Membuat Rangkaian Counter Up Counter Down

Halo teman teman, pada artikel kita disini akan belajar tentang bagaimana membuat sebuah rangkaian elektronika untuk penghitung maju dan penghitung mundur yang di tampilkan pada sebuah display seven segment. Biasanya rangkaian sejenis ini sering kali disebut dengan rangkaian counter up counter down atau count up count down. Dimana kita memerlukan rangkaian counter up dan juga counter down ini? Tentunya penggunaan rangkaian ini sangat banyak di kehidupan kita sekarang cuma kadang kita ga sadar bahwa itu ada disekitar kita atau bahkan sering kali kita lihat. Hal yang paling sering mungkin display angka pada mesin pompa bensin. Itu sebenarnya menerapkan sistem counter …

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Build a ticketing machine by Arduino

Creating queuing ticketing machine. What is a ticket? Yup, a ticket, I call it a ticket. It was a paper that we took or given usually used for parking, queuing to see a doctor, watching film and many others. For example, in a big shopping mall, the parking ticket is commonly given once we enter the mall. We ppressed the button on a machine box next to the portal gate then the ticket came out from that box. The paper was printed by a small printer inside the portal gate box. Have you ever been queuing in a bank? Usually …

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Cara Membobol Kunci Gembok

Kunci gembok sering kali dipakai untuk mengamankan sesuatu. Ada yang untuk mengunci pintu, pagar, kotak penyimpan alat dan sebagainya. Kunci gembok atau yang sering disebut hanya gembok biasanya terbuat dari bahan logam yang tebal. Dicor dengan logam yang tebal dengan besi melengkung berdiameter tebal juga. Hal itu membuat sebuah gembok tampak kokoh dan aman untuk dipakai sebagai kunci pengaman barang berharga kita. Tapi taukah kalian? ada beberapa gembok yang tampak dari dari luar kokoh dengan tampilan besi cor yang sangat tebal tapi sangat mudah untuk di bobol walaupun dengan peralatan sederhana. Kamu pernah lihat di film kalau aktor di film …

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Arduino Parking Sensor With Mp3 Sound

Hi everyone, it has been long time since I played around with Mp3 Shield module from duwiarsana.com. It was a module used to play an Mp3 sound file which could be controlled with a microcontroller such as arduino. From the past project, I created the arduino project using duwiarsana.com MP3 shield and it worked very well. A simple queuing system that able to call out the queue number similar to the number displayed on the LED matrix. I used algorithm to change the integer number saved in a cross-section variable so it could be called out the number as “inwords” …

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Membuat Papan Skor Futsal Sederhana

Papan skor, apa itu papan skor? itu lo papan yang ada angka nya dan menyala yang biasanya menunjukkan angka skor atau poin dalam sebuah pertandingan. yang paling lumrah atau sering kita temui adalah papan skor untuk pertandingan bola, futsal, bulutangkis, voley dan lainnya. Papan skor sendiri ada yang manual dengan cara mengganti angka nya satu persatu saat salah satu regu mendapatkan poin, ada juga yang digital hanya dengan menekan tombol saja angka pada display berubah sesuai dengan yang diinginkan. Nah sekarang kita akan mencoba untuk membuat sebuah papan skor futsal sederhana. Kenapa harus futsal? ya karena banyak tempat latihan futsal …

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Membuat Mesin Karcis Antrian

Membuat mesin Karcis Antrian. Apaan sih itu karcis? kalau saya sih nyebut nya karcis. Itu kertas yang kita ambil bisa itu untuk parkir, antrian dokter, nonton film, dan yang lainnya. Biasanya kalau di mall besar, sistem parkirnya biasanya saat masuk kita pencet tombol di dekat palang pintu trus keluar deh kertas karcis parkir nya. Kertas tersebut dicetak oleh sebuah printer kecil yang ada di dalam box palang pintu tersebut. Atau kamu pernah ngantri di bank? biasanya kita mengambil nomor antrian yang juga sistemnya kita pencet dan keluar kertas bertuliskan nomor urut antrian kita. Tapi beberapa bank ada juga yang masih …

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