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Small Project

<img width="422" height="200" src="https://blog.techshopbd.com/wp-content/uploads/2019/01/cover.jpg" class="attachment-medium_large size-medium_large wp-post-image" alt="" srcset="https://blog.techshopbd.com/wp-content/uploads/2019/01/cover.jpg 422w, https://blog.techshopbd.com/wp-content/uploads/2019/01/cover-300x142.jpg 300w" sizes="(max-width: 422px) 100vw, 422px" />

DIY-Bluetooth speaker | ব্লুটুথ স্পিকার

DIY- Bluetooth speaker with Bluetooth Audio Receiver TDA7492P 2x25W.

<img width="700" height="602" src="https://blog.techshopbd.com/wp-content/uploads/2019/01/wholesetup-1.jpg" class="attachment-medium_large size-medium_large wp-post-image" alt="" srcset="https://blog.techshopbd.com/wp-content/uploads/2019/01/wholesetup-1.jpg 700w, https://blog.techshopbd.com/wp-content/uploads/2019/01/wholesetup-1-300x258.jpg 300w" sizes="(max-width: 700px) 100vw, 700px" />

Motion sensor fan with Arduino | মোশন সেন্সরভিত্তিক ডিসি ফ্যান

Motion sensor based DC Fan. The fan isbattery operatd. So you can use it during load shedding. Turns on automatically when detects human motion.

<img width="225" height="225" src="https://blog.techshopbd.com/wp-content/uploads/2018/08/coverpic.png" class="attachment-medium_large size-medium_large wp-post-image" alt="" srcset="https://blog.techshopbd.com/wp-content/uploads/2018/08/coverpic.png 225w, https://blog.techshopbd.com/wp-content/uploads/2018/08/coverpic-150x150.png 150w" sizes="(max-width: 225px) 100vw, 225px" />

DIY-Audio Amplifier | অডিও অ্যাম্পলিফায়ার

Make an audio amplifier with LM386,resistors,capacitors, speaker, audio jack and battery. Gain of this amplifier is 20.

<img width="225" height="225" src="https://blog.techshopbd.com/wp-content/uploads/2018/08/wireless.png" class="attachment-medium_large size-medium_large wp-post-image" alt="" srcset="https://blog.techshopbd.com/wp-content/uploads/2018/08/wireless.png 225w, https://blog.techshopbd.com/wp-content/uploads/2018/08/wireless-150x150.png 150w" sizes="(max-width: 225px) 100vw, 225px" />

DIY-Wireless calling bell | ওয়্যারলেস কলিং বেল

Wireless calling bell made with RF transmiter and receiver module pair, HT12E and HT12D encoder-decoder Remote controlled calling bells are made this way.

<img width="768" height="579" src="https://blog.techshopbd.com/wp-content/uploads/2018/07/Low-Resolution-Siren-Generator-Module-Product-Image-768x579.jpg" class="attachment-medium_large size-medium_large wp-post-image" alt="" srcset="https://blog.techshopbd.com/wp-content/uploads/2018/07/Low-Resolution-Siren-Generator-Module-Product-Image-768x579.jpg 768w, https://blog.techshopbd.com/wp-content/uploads/2018/07/Low-Resolution-Siren-Generator-Module-Product-Image-300x226.jpg 300w, https://blog.techshopbd.com/wp-content/uploads/2018/07/Low-Resolution-Siren-Generator-Module-Product-Image.jpg 720w" sizes="(max-width: 768px) 100vw, 768px" />

Siren Generator Module কিভাবে ব্যবহার করবেন ?

Siren Generator…

<img width="720" height="360" src="https://blog.techshopbd.com/wp-content/uploads/2018/06/Powerbank-controller.jpg" class="attachment-medium_large size-medium_large wp-post-image" alt="" srcset="https://blog.techshopbd.com/wp-content/uploads/2018/06/Powerbank-controller.jpg 720w, https://blog.techshopbd.com/wp-content/uploads/2018/06/Powerbank-controller-300x150.jpg 300w" sizes="(max-width: 720px) 100vw, 720px" />

DIY-Power Bank | হাতে তৈরী পাওয়ার ব্যাংক

Learn how to make a power bank with a 18065 battery.

<img width="720" height="360" src="https://blog.techshopbd.com/wp-content/uploads/2018/05/Digital-clock.jpg" class="attachment-medium_large size-medium_large wp-post-image" alt="" srcset="https://blog.techshopbd.com/wp-content/uploads/2018/05/Digital-clock.jpg 720w, https://blog.techshopbd.com/wp-content/uploads/2018/05/Digital-clock-300x150.jpg 300w" sizes="(max-width: 720px) 100vw, 720px" />

Arduino RTC Shield দিয়ে Digital Clock বানাই!

Arduino RTC Shi…