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ทุกสิ่งที่คุณควรรู้ก่อนที่จะตัดสินใจซื้อเครื่องฟอกอากาศ

บางครั้งการเลือกซื้อเครื่องฟอกอากาศสักเครื่องก็เป็นเรื่องที่ยุ่งยาก โดยเฉพาะการหาซื้อครั้งแรก เพราะคุณไม่รู้อะไรเลยนอกจากความต้องการที่จะมีอากาศสะอาดไว้หายใจ เครื่องฟอกอากาศนั้นมีด้วยกันหลายราคา มีตั้งแต่ตัวท็อปที่มีราคาแพงมาก สามารถทำงานได้หลากหลาย สามารถเชื่อมต่อกับเครื่องใช้ไฟฟ้าอื่น ๆ ผ่านสัญญาณอินเตอร์เน็ตภายในบ้านได้ ไปจนถึงเครื่องที่ธรรมดา ราคาสมเหตุสมผล ที่มีจุดประสงค์หลักคือฟอกอากาศและดักจับฝุ่น PM2.5 ถึง PM10 ยกตัวอย่างเช่น AirCleaner Personal ของเรานั่นเอง

16/03/2020 No Comments

Create for Good

Everything you need to know about buying an Air Purifier

Buying an air purifier can be very confusing, especially if it’s your first time and the only thing you know is that you want clean

03/03/2020 No Comments

Product Development

Tiny Hall Sensor Module for Current Sensing

Current and voltage are probably the most important electrical properties in any electrical circuit. They are the cornerstones of every other parameter and the first

30/10/2019 5 Comments

Product Development

Arduino Board Design for Custom Projects

Believe it or not, the Arduino is one of the wonders of the modern world. It made electronics design and prototyping accessible to everyone by

21/08/2019 1 Comment

Create for Good

Tom’s HAT – Wakeup Light Alarm

How many of us have dreaded that alarm clock at ridiculous-o’clock in the morning interrupting our beautiful slumber in the land of nod? Beep-beep beep-beep…

25/07/2019 No Comments

Create for Good

Make your own air purifier and AQI sensor

In this article, we will learn how to build your own air purifier and AQI sensor to stay safe and healthy when the Air Quality

18/04/2019 No Comments

Create for Good

Freelance as an Electronics Engineer

In this article, I would like to share with all readers about my experience so far working as a freelance electronics engineer. I have only

04/04/2019 5 Comments

Product Development

Transformerless PSU, round 2

A few months ago, in the article Transformerless PSU, is it worth it? two ways to convert AC mains into usable DC voltage were analyzed in

06/03/2019 No Comments

Product Development

Do you have an Electronics Product Idea?

So you have an idea for a product? That’s great and I don’t want to hear about it. Once someone knows that I manage a

05/02/2019 No Comments

Product Development

Beginners Guide: First Design with the dsPIC33E MCU

This post was originally published on Predictable Designs, the original article can be found here If you are designing an electronic product, chances are that

10/01/2019 No Comments

Product Development

Shenzhen Overview as an Electronics Designer and Maker

Did you know that there is a place in this earth where electronics and product development is not a weird thing that can only be

17/10/2018 2 Comments

Product Development

Current Source to Measure DC Resistance of a Wire

Have you heard of a current source before? In electronics, when you hear the word source, it means that part is “giving” or “providing” something,

10/09/2018 No Comments

Product Development

Transformerless PSU, is it worth it?

When it comes to the design of a power supply that needs to convert AC mains voltage into a fixed DC voltage, it is the

22/08/2018 2 Comments

Product Development

Introduction to Product Requirements Documentation for New Hardware Products

This post was originally published on Predictable Designs, the original article can be found here What does a practical, hands-on product developer or maker dislike

20/08/2018 1 Comment

Product Development

PCB Layout Design Good Practices

One of the most fun parts of creating a real electronic circuit is (in my opinion) designing the Printed Circuit Board or PCB layout. This

08/08/2018 3 Comments

Product Development

Optimize the Energy Consumption of your Electronic Device

Energy consumption is an important parameter that not only concerns sustainability. It is true that by optimizing the use of energy on the device, less

01/08/2018 3 Comments

Create for Good

WindAid is also Electronics

This post was originally published on the WindAid blog. The article can be found here Back in the summer of 2014, I had one of the

30/07/2018 No Comments

Create for Good

Wind turbines with Twitter accounts

Wind Turbines with Twitter accounts? Unconventional perhaps, but it’s a zero service cost option I was able to implement that allows WindAid Institute, a Peruvian

11/07/2018 No Comments

Product Development

PCB Technology 101

Most of us have come across PCB and FPCB in our day to day usage of electronic devices. However, few of us have ever taken time

04/07/2018 1 Comment

Product Development

Virtual Coffee with a Firmware Engineer

Nowadays, most electronic devices out there require some form of intelligence or decision making. Sometimes very talented electronic engineers can make this using purely analogue

27/06/2018 No Comments

Sustainable Design

Can you Recycle a PCB?

If you think about it, almost all electronic devices found out there have their components sitting in a nice looking Printed Circuit Board or PCB.

20/06/2018 3 Comments

Create for Good

DIY Telematics Box

Lately, there has been a rise in dashcams sold worldwide to protect the driver’s insurance claims. Most of the time, these have been sufficient. I

07/06/2018 No Comments

Product Development

How a circuit simulator can help you understand any circuit [Build-Electronic-Circuits]

This article was originally published at Build Electronic Circuits. A circuit simulator is a tool for “seeing” what a circuit does. In comparison to mechanical

22/05/2018 No Comments

Product Development

Dissection of a Successful HW Product Crowdfunding Experience

One of the main challenges that HW startups face is the issue of financing the project. Fortunately, in the last years, a range of different

18/05/2018 No Comments

Create for Good

The Future IS Blockchain Technology

If you haven’t heard of Blockchain technology, it would be worth taking the time to read this article and understand its potential applications, as it

09/05/2018 1 Comment

Product Development

The Powertree: Calculating Power Consumption

A tree can be long, tall with vibrant green leaves and mandarins because it has strong roots and a system that can deliver its nutrients

25/04/2018 No Comments

Product Development

Crystal oscillator for your digital ICs

Just as a stable voltage source is necessary for any analogue circuit to work properly, a clock is required for any digital circuit to appropriate

29/03/2018 No Comments

Create for Good

The moral issue of working for defence contractors

This article, or actually, this personal essay so to speak, about the moral issue of working for defence contractors, is the first written composition in

20/03/2018 1 Comment

Product Development

Battery types and voltage regulators comparison

A device’s power source and power management are one of the most important parts of any electronic product. After all, without a stable voltage source that

14/03/2018 1 Comment

Product Development

Why you really need a WCA (Worst Case Analysis)

What is the worst it can happen? It’s a good question to ask when you are taking a decision. You imagine yourself going through the

09/03/2018 No Comments

Sustainable Design

What is a Sustainable Electronic Product?

Do you know what a sustainable electronic product is? You probably already have an idea but not a well defined concept. But that’s OK, it turns out

27/02/2018 2 Comments

Product Development

When you start a new journey, don’t forget your Block Diagram!

No, I am not talking about jumping into the wilderness, visiting an old European city or using Google Maps to get to your destination. Actually,

05/02/2018 No Comments