In this video I recorded the process when I needed to build a 2in-2out audio over cat box before a show, to mate with my Wing Rack setup.
The build took 26 minutes, but I had the box pre-drilled from another projects. This whole thing is built from parts I had lying around from other projects.
Parts list:
XLR Connectors:
https://www.thomann.de/intl/seetronic_mk3f2c_bg_3pin_xlr_black.htm
https://www.thomann.de/intl/seetronic_mj3f2c_bg_3pin_xlr_black.htm
Ethercon Connector:
https://www.thomann.de/intl/neutrik_ne8fdv_yk_b.htm
Cable:
https://www.thomann.de/intl/sommer_cicada_sod14_sw.htm
Box Assembly:
https://www.ronning.is/box-pic-f-grátt-lok-230x80x65mm-78724311
Screws and nuts:
https://www.thomann.de/intl/thon_rack_screw_m3_x_12_bk.htm
https://www.thomann.de/intl/thon_self_locking_nut_m3.htm
Chapters:
0:00 Welcome
0:35 Attaching the connectors
2:21 Label the back side
3:15 Soldering the XLR pins
6:40 Wiring pinout for Ethercon connector and connecting all ends
11:45 Attaching the ethercon connector to the box
13:50 Build finished
14:20 Labeling the front
15:08 Outro