Is there a program that allows me to send audio output to a microphone input (either real or virtual microphone)? - Super User
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condenser microphone - How do I convert an unbalanced 3.5mm TRS audio output from computer to balance 3.5mm TRS input to sound card /mixer? - Electrical Engineering Stack Exchange
Plugable USB Audio Adapter – Plugable Technologies
Is it possible to connect a microphone to a computer without an audio input port (USB, etc.)? - Quora
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How to connect a microphone to my computer - Quora