Headphone hub

1 General

DISCLAIMER: I DO ELECTRONICS AND 3D DESIGN SOLELY AS A HOBBY. THERE COULD BE ERRORS THAT CAN RESULT IN ALL KINDS OF DAMAGE. USE THESE DESIGNS AT YOUR OWN RISK.
This design is released under Creative Commons Zero (CC0) license.
Author:
- Svjatoslav Agejenko
- Homepage: https://svjatoslav.eu
- Email: svjatoslav@svjatoslav.eu
See also:
- Other physical projects in this repository
- Other projects hosted at svjatoslav.eu

Simple hub that allows connecting up to 4 devices via headphone jack. For example single laptop or mp3 player can power up to 3 headphones.

Schematic diagram:

Warning: All devices are connected in parallel. Make sure that audio producing device can handle combined load. See: https://en.wikipedia.org/wiki/Series_and_parallel_circuits#Resistance_units_2

Device consists of body and cover that are held together by single screw at the center: