I want to know if I can convert a 48V DC power adapter that I have at home to use it as phantom power for my condenser microphone.
I only want to add some sockets that can support a microphone.
Just wanted to know if it is possible at all.
Yes. But. All 48 V supplies are not created equal. Switching power supplies usually are a poor choice, due to merely industrial levels of noise control.
Here is some background information: