Portable Bluetooth Speaker Build Using 24 Plywood Layers

👉 Build plans, wiring diagram and more - https://bit.ly/3UE6zK5
✅ 22W Creality Falcon 2 Laser Engraver - https://geni.us/TXXEr
500*500mm Honeycomb bed - https://geni.us/sMHGx
Engraver risers - https://geni.us/qXiW

Parts (EU / US) :
✅ ND91-8 Full-range driver - https://bit.ly/4dCwHOf / https://parts-express.sjv.io/NkaAGO
✅ ND16FA-6 Tweeter - https://bit.ly/49UXRg8 / https://parts-express.sjv.io/LXkeDa
✅ SDS-P830878 Passive Radiator - https://bit.ly/4biE63b / https://parts-express.sjv.io/9govee

Crossover components:
1.8 mH air core coil - https://bit.ly/3UHNkAt / https://parts-express.sjv.io/GmWO39
0.2 mH air core coil - https://bit.ly/3xXUCae / https://parts-express.sjv.io/OrqOJr
1.8 uF capacitor - https://bit.ly/44tcYw1 / https://parts-express.sjv.io/q4MmqN
2.2 uF capacitor - https://bit.ly/4bEPGWD / https://parts-express.sjv.io/21Dyzg
2.0 Ohm resistor - https://bit.ly/3y7q6eo / https://parts-express.sjv.io/q4Mm9j
2X 20 Ohm resistor - https://bit.ly/3WqU86J / https://parts-express.sjv.io/9gknD0

ZK-301B 30W Bluetooth amplifier - https://bit.ly/4auEbQA / https://geni.us/6yT4Yq
Assembled battery 4S1P - https://bit.ly/4bh0sm4
4S 40A BMS balance board - https://bit.ly/3QNTj4t / https://geni.us/5xcm
18650 battery cells (x4) - https://bit.ly/3J3KCNl / https://geni.us/LqDK
Pure nickel strip (0.1X8mm) - https://bit.ly/3Yfq24A / https://geni.us/eGhsS2
18650 Insulation rings - https://bit.ly/3TnIhEG / https://geni.us/rUjb
Kapton tape - https://bit.ly/3VOhzUj / https://geni.us/VOVm
Insulating paper - https://bit.ly/3jGjKLH / https://geni.us/vlrhD
JST connector - https://bit.ly/3ywvXK4 / https://geni.us/MLwjvnP
110mm heat shrink film - https://bit.ly/4bERsqt / https://geni.us/JEAB6K2
2 pin USB-C charging socket - https://bit.ly/4dKoGXh / https://geni.us/GdrydFq
4S 2A USB-C charging board - https://bit.ly/3R9XUyb / https://geni.us/65V6
M4 10mm screws (for speaker and passive radiator) - https://bit.ly/3ULQjqr / https://geni.us/WGl8f
M3 12mm screws (for back panel) - https://bit.ly/3ULQjqr / https://geni.us/WGl8f
12x4mm rubber feet - https://bit.ly/3WDMtlK
Liquid insulation - https://bit.ly/3HUDILH / https://geni.us/y5ph
4mm Plywood - https://bit.ly/47PdLaS / https://geni.us/uUix
Leather strap - https://bit.ly/4bzUBYC / https://geni.us/0UQ09A8

Tools:
TS101 soldering iron - https://bit.ly/3HUzrI9 / https://geni.us/owyDm5G
Spot welder - https://bit.ly/4c3dlAW / https://geni.us/AKJpvo
Cordless drill - https://bit.ly/4bZg5PN / https://geni.us/A5AZi
Multimeter - https://bit.ly/3vS2aKG / https://geni.us/UmrhyYk
Wire stripper - https://bit.ly/4dG6Jt2 / https://geni.us/6epIs
Heat gun - https://bit.ly/3SyxaYX / https://geni.us/spT5M
Orbital sander - https://bit.ly/3HBOC8O / https://geni.us/gHqu0W
Helping hand - https://bit.ly/3B9mIgt / https://geni.us/Yyqyte

0:00 Intro
0:18 Setting up the laser
2:21 Speaker design
2:33 Laser cutting the parts
6:04 Gluing the layers
12:15 Sanding
12:52 Applying finish
14:32 Leather handle
17:42 Engraving the speaker
21:38 Speaker components
23:09 Making the battery
25:49 Installing components
27:42 Crossover building
28:29 Final assembly
31:42 Finished speaker
32:58 Sound test