What is the pinout for IFB?
The audio pinout is stereo input/output.
From the tip, the standard configuration is Left, Right, Ground or + , - , Ground.
What audio input level is accepted for IFB on the Beam?
The audio input is unbalanced Line Level on both the TX and the RX.
The audio jacks are not compatible with Mic Level signals; this is a hardware limitation on the modules used inside the Beam which cannot be changed through a firmware update, and is outside of Teradek's control.
What are the encoding parameters for IFB audio?
The IFB audio has 8 kHz sampling and 16bit ADC.