Clear-Com Eclipse and FreeSpeak intercom systems use standard XLR balanced audio for program audio feeds to IFB (Interrupted Fold-Back) systems allowing producers to talk into talent earpieces during broadcasts.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | GND | Shield ground | GND |
| 2 | HOT+ | Audio positive balanced | ADC |
| 3 | COLD- | Audio negative balanced | ADC |
Clear-Com Eclipse and FreeSpeak intercom systems use standard XLR balanced audio for program audio feeds to IFB (Interrupted Fold-Back) systems allowing producers to talk into talent earpieces during broadcasts.