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DIY Bluetooth Speaker Build - Science/Technology - Nairaland

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DIY Bluetooth Speaker Build by metroid(m): 8:59pm On Mar 21, 2018
Hello guys,
My name is Metroid I am a electronics hobbyist. I uploaded some photos I took while building a Bluetooth speaker using materials around and others sourced online.
Here is a list of the items I used and prices
1. Bluetooth audio amplifier board DC 3.7v 5V 3w 900
2. Speakers 4 Ohm 3watts pair 1200 naira
3. Switch 25 naira
4. Micro USB Board Power Adapter 5V Breakout Switch Interface Module 100 naira
5. MINI USB 1A Lithium Battery Charging Board Charger Module With Protection TP4056 500 naira

6. Lithium Ion battery x2 Recycled 100 naira cool
7. PVC Pipe (Had some left after visit by Plumber)
8. PVC pipe end caps x2 100 naira
9. Glue gun
10. Soldering iron
11. Lead
12. Flux
13. Multimeter
Total: 2,925

Below are photos of some of the steps I took to get it completed.
I need ideas for decorating the device to make it more presentable

Will be uploading more photos soon.
I appreciate suggestions and comments.

2 Likes 1 Share

Re: DIY Bluetooth Speaker Build by czarina(f): 9:15pm On Mar 21, 2018
Well done....following

1 Like

Re: DIY Bluetooth Speaker Build by Nobody: 9:28pm On Mar 21, 2018
Anxiously following

2 Likes

Re: DIY Bluetooth Speaker Build by Kxngstein(m): 9:53pm On Mar 21, 2018
Good one man. Looks really good

1 Like

Re: DIY Bluetooth Speaker Build by brainyhack(m): 9:07am On Mar 23, 2018
Where can I buy those components thanks for the tut
Re: DIY Bluetooth Speaker Build by Okaakoko(m): 8:48pm On Mar 24, 2018
metroid:
Lithium Ion battery x2 Recycled 100 naira.
Well done brother. Nice concept. Please, where did you get your batteries, I have been searching for that type of batteries. And as for this your design, you can coat the pvc pipe with duratex or any epoxy paints. You can even use speaker rug. The quality matters though

1 Like

Re: DIY Bluetooth Speaker Build by Okaakoko(m): 8:50pm On Mar 24, 2018
Kxngstein:
Good one man. Looks really good
You will sure get them on aliexpress

1 Like

Re: DIY Bluetooth Speaker Build by metroid(m): 8:55pm On Mar 24, 2018
Okaakoko:

Well done brother. Nice concept. Please, where did you get your batteries, I have been searching for that type of batteries. And as for this your design, you can coat the pvc pipe with duratex or any epoxy paints. You can even use speaker rug. The quality matters though

They are 18650 Lithium Ion batteries I got from dead Laptop Batteries. You can get 2 to 3 good ones out of the 6 inside still reading 3.7v
Re: DIY Bluetooth Speaker Build by metroid(m): 8:56pm On Mar 24, 2018
brainyhack:
Where can I buy those components thanks for the tut

I got them from Aliexpress and EBay
Re: DIY Bluetooth Speaker Build by Okaakoko(m): 9:51pm On Mar 24, 2018
metroid:


They are 18650 Lithium Ion batteries I got from dead Laptop Batteries. You can get 2 to 3 good ones out of the 6 inside still reading 3.7v
I know, but getting the old laptop battery is the problem.
Re: DIY Bluetooth Speaker Build by Okaakoko(m): 9:54pm On Mar 24, 2018
metroid:

I got them from Aliexpress and EBay
Where is your location please?
Re: DIY Bluetooth Speaker Build by metroid(m): 10:02pm On Mar 24, 2018
Okaakoko:

Where is your location please?

Benin City
Re: DIY Bluetooth Speaker Build by metroid(m): 10:04pm On Mar 24, 2018
Okaakoko:

I know, but getting the old laptop battery is the problem.

Check your local computer parts store, tell them you need their old laptop batteries
Re: DIY Bluetooth Speaker Build by Trippledots(m): 11:42am On May 20, 2018
how did it perform? how long does it last?
Re: DIY Bluetooth Speaker Build by metroid(m): 5:20pm On Jun 13, 2018
Trippledots:
how did it perform? how long does it last?

Performance is great, battery lasts the whole day.

1 Like

Re: DIY Bluetooth Speaker Build by metroid(m): 5:39pm On Jun 13, 2018
Built a speaker box with particle board a couple of weeks ago. The woodwork was not easy grin Leather work is not very neat but I think I tried grin

Tools and items I used for this project:

Soldering iron
Hot Glue gun
Wires
3w 4ohm Full range speakers x2
18650 Li-ion battery x2
Top Bond Glue
Particle board
Bluetooth Receiver amp
Li-ion battery charger TP 4056 5v 1A
Leather
Micro USB extender
Hammer 4" nail
Stapler
Shoemaker gum
Clamps x2
Scissors


This speaker box dimensions are 8x4x4 inches.

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Re: DIY Bluetooth Speaker Build by metroid(m): 5:59pm On Jun 13, 2018
More photos...
Battery lasts the whole day

1 Share

Re: DIY Bluetooth Speaker Build by Feranmhine: 11:36am On Jul 11, 2018
where did you buy the components
Re: DIY Bluetooth Speaker Build by metroid(m): 8:55am On Aug 11, 2018
Feranmhine:
where did you buy the components

Aliexpress
Re: DIY Bluetooth Speaker Build by Feranmhine: 3:35pm On Nov 26, 2018
metroid:

Aliexpress
Alright thanks
Re: DIY Bluetooth Speaker Build by dmldsgndsk: 1:13pm On Feb 25, 2020
I love this.

1 Like

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