4440 ic board wiring diagram
Hi Friends Today In This Article We Are Going To Assemble 4440ic based 12v dc operated Stereo Amplifier With a 4440 ic board wiring diagram
components You Need
- 4440 Dual Ic Board
- Samcon Car Cabinet
- Volume Control knob x4
- USB Bluetooth Board
- On/off Switch
- 100k Volume Control x4

Now Let’s Assemble According To The image below

- Solder To The Volume Control Front First Pin
- Solder To The Volume Control Back First Pin
- Solder To The Volume Control Front Second Pin
- Solder To The Volume Control Back Second Pin
- Pin No 5 and 6 To be Solder To The Volume Control 3rd pin Front and back
Those Circled Two Pair of Yellow Wire Is The Speaker Left And Right Channel Audio Output

Now this Part We are Going To Solder Bass Treble And Audio Input Wires

Now Solder According To The Above Picture
L, R, G Marking Wire Is Usb Board Left, Right, And Ground Connection. L, R, G Marking Wire Is Usb Board Left, Right And Ground Connection.
Now Coming to the bass treble section Above picture I have mentioned Two Bass And Two Treble Which means Audio Left Channel Bass
And Treble And Right Channel Bass and Treble
Bass connection
Now Take A Stereo volume control and Solder front 3 pins to board first 3 bass Wires
Then Solder back 3 pins to another bass 3 wires.
Treble Connection
Treble Connection is also similar to the same bass connection How We Solder the bass wires. Take a stereo volume control and Solder first 3 pins to board first 3 treble wires and Solder back 3 pins to treble second 3 wires.. like below image

Power Supply
Now this part we are going to connect Power supply Wires

- 12v Dc Input
- Ground
- 5v Dc Output For Usb Board
- Ground For Usb Board
That’s All Friends Now Connect your amplifier with a 12v dc Adaptor or any other audio sources to check and enjoy your music.
Click Here To Download 4440ic Datasheet
I am looking forward to buy this product
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Nice post
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