Did I solder the TRS to TRRS adapter correctly?

Question

Do it yourself

For an adapter from a Rode microphone with a TRS plug to a phone with a TRRS plug, I solder the adapter

Did I sleep right?
I’m doing this video https://youtu.be/YjYXXZWDlYA?t=65
But it’s hard to see which wire where to solder

Answer 1

Works in new mobiles. In the old ones, you need to change the wires in places.
To determine where the earth is, where the microphone is, we take a suitable headset and make a call. From the ground to the ear 30 ohms, from the microphone to the ear - a lot (kilooms).