Today I will show to how to make 4440 ic ultra bass power amplifier with different components 

All the material you need for this project:

Here are the steps of this project:

Show results：

The product links as below:

IC chips: https://www.utsource.net/category/ele...

Modules: https://www.utsource.net/Modules?sour...

Passive components: https://www.utsource.net/PassiveDevic...

Sensors: https://www.utsource.net/home/sensors...

LED lightings: https://www.utsource.net/category/led...

More electronic components you may be interested:

TNY266PN https://www.utsource.net/itm/p/11224581.html
2SA1943 https://www.utsource.net/itm/p/12345572.html
L9762-BC https://www.utsource.net/itm/p/1829855.html
STRL472 https://www.utsource.net/itm/p/11724864.html
FA5502M https://www.utsource.net/itm/p/11264227.html

For more details, pls check the video on youtube: