Diy Portable Aux Speaker

Introduction: Diy Portable Aux Speaker

About: I am an electronics hobbyist and I love to share my works with others

in this, I am going to show you how to make a portable rechargeable aux speaker

Step 1: Things Needed

Step 2: Features of Pam8403

  • Dual-channel stereo output
  • 3 w + 3 w power Class D
  • Works with 2.5V-5v power supply
  • High amplification efficiency 85%
  • can directly drive 4 Ω/8 Ω small speakers
  • Good sound quality & no noise
  • Can use computer USB power supply directly
  • Small Size, 1.85 x 2.11 cm

Step 3: Circuit Diagram

Step 4: Connections

connect aux to input

connect speakers to outputs

connect the battery to supply pins

connect charger module parallel with the battery

watch the making video

Step 5: Case Making

I used 5 mm multi wood you can use the same or you can 3d print

Step 6: Happy Making

watch the video for full details

if you have any doubts please comment it below

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