Stereo Audio Bluetooth Module with no China Lady Sound for DIY Audio Amplifiers Looking for a good Bluetooth Module for your Audio Amplifier? Here i got one for you. Let’s see what makes it good from other Bluetooth modules. Just…
Electronics Circuits DIY
Make USB Lamps Last Longer
The USB lamps are very useful, they are easy to connect to USB ports such as laptop, chargers, power banks etc providing light for keyboards at night, room light, night light, reading light etc There are many types of USB…
How to Make a Bluetooth Wireless Speaker Yourself
Here is How to Build a DIY Bluetooth Wireless Speaker System Want to build a high quality and yet, simple Bluetooth speaker system yourself? This tutorial is for you. We are now familiar with Bluetooth wireless sound devices, sound bars…
Heat Shrink Tubes Sleeves Uses
How to Use Heat Shrink Tubes and Sleeves The heat shrink tubes are some kind of tubes that is constricted when heat is applied to it. Heat shrink tubes are better than other types of tubes and sleeves because they’re…
HW-770 Bluetooth Audio Module Board Review
The HW-770 is a bluetooth audio module that supports stereo audio output and bluetooth 4.1 support, i recently purchased it from aliexpress and so i thought i would share a review of it The HW-770 main features Stereo Audio Output…
Make a Power Bank Yourself at Home
DIY Power Bank Circuit and Tutorial – power bank building guide Power banks provide emergency power supply to charge mobile phones, emergency lights or to use any device that supports USB power source. It’s really convenient to have a power…
DIY Night Lamp using Phone Charger
Easy Night Lamp with Mobile Phone Charger You can easily make a night lamp or night light using a mobile phone charger. Most of us put our phone to charging at night and those who wants a little light in…
LC51 5V Charger IC, Pinout and Details
LC 51 5V car charger ic description and pinout diagram The LC 51 is a 5V car charger ic. I found it in a cheap Chinese made car charger and looked for a datasheet but it can’t be found. here…
About PAM 8403 Amplifier IC- Datasheet,Pinouts,Max Voltage etc
Pam 8403 Audio IC details,pinout,voltage and datasheet The PAM 8403 is a high performance and high efficient Class-D audio amplifier IC that can output 3W+3W Sound power with +5V voltage. It is upto 90% efficient and is useful for portable…
DY0A14D9H IC Chip for Bluetooth Audio Receiver
The DY0A14D9H is a Bluetooth chip found in the cheap Bluetooth audio receiver from china There is no datasheet of this ic available. When opened the receiver, i found many leads of this IC not connected in the circuit, this…