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Do not open the device or attempt to disassemble the internal parts or modify them in any the outlet, and have the device inspected by qualified AudioPressBox service personnel. way. The device contains no user-serviceable parts. If it should appear to be malfunctioning, •...
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Company names and product names herein are trademarks or registered trademarks of their respective companies. Specifications and descriptions in this owner’s manual are for information purposes only. AudioPressBox reserves the right to change or modify products or specifications at any time without prior notice.
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Thank you for purchasing the AudioPressBox® APB-320 USB-C. APB-320 USB-C is a professional portable active press box (Audio Splitter) suitable for both indoor and outdoor press conferences. It features 2 Analog Mic/Line Inputs, 1 Digital USB-C In & Out, 16 Analog Mic/Line Outputs and 4 Digital USB-C Outputs. Each Analog Output is independent transformer balanced and isolated.
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Output PAD. Each output is switchable between Mic and level. You can check the signal level on the Level Line output level. AudioPressBox® ON or OFF. When AudioPressBox® is indicator (5). turned on, Power indicator lights green. Nominal Mic level: -20dBu / Nominal Line level: +6dBu...
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10) XLR Output connector Each output is balanced and individually transformer isolated. It is a balanced XLR connector. (Pinout: 1-not connected, 2-Hot, 3-Cold) 11) USB-C In & Out connector USB Type-C connector for Digital audio interface input and output. This In & Out is for video-conference connection.
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(other side) is mixed with analog inputs and sent to all outputs (analog and also USB). So, the video-conference attendants can hear speakers connected to AudioPressBox and journalists can record speakers from the room and also speakers attending the videoconference.
Operation Analog Input: Connect your input device with the XLR cable to the input connector of the APB. Set the Mic/Line switch to desired position – if you use Mic Level input device like a microphone set it to “Mic”, if you use a line level input device like a mixing console set it to “Line” position. When you are using a condenser microphone, turn the Phantom switch to the “ON”...
Specifications Audio Press Box APB-320 USB-C Type 3 in 20 out Groups Input section Inputs 2 analog, 1 digital Analog: Input connectors Balanced, XLR Phantom Voltage Line: -4/+36 dB Input Gain Mic: +22/+62 dB Max. input level Mic: -10/-30dBu Line: +36/-4dBu...
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