JVC VN-X235VPU Instruction Manual - Page 29
Set values : On, Off], Half Duplex, Full Duplex]
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A Duplex Mode For setting the audio transmission method. When half duplex is selected, audio sent to computers from the camera is muted when audio is transmitted from a computer to the camera. When full duplex is selected, you can send audio to the camera from a computer while listening to audio sent to computers from the camera. [Set values: Half Duplex, Full Duplex] Memo: ● When this is set to Full Duplex, audio sound sent to the camera can be returned trough built-in or external microphone to the computer as echo. B Mike Gain C Mike Power Supply (This feature is not available in VN-V26U) D Audio File No.1 to No.5 For setting the gain value for the external microphone connected to the camera. [Set values: 0 dB, 20 dB, 26 dB, 32 dB, AGC] For setting the gain value for the camera's built-in microphone. (VN-V26U only) [Set values: 0 dB, 20 dB, 26 dB, 32 dB] For specifying the power supply for the external microphone connected to the camera. [Set values : On, Off] For registering audio files that can be outputted from the audio output terminal of camera when an alarm is triggered. Ⅵ To output the registered audio file: ● Get ready an audio file on the computer with the following specifications, and register it to the camera. Audio file specifications ࡗ File format : WAV file ࡗ Encoding format : linear PCM ࡗ Sampling frequency : 8 kHz ࡗ Quantization bit : 16 bit ࡗ Monaural ࡗ Maximum size : 30 seconds (total of playback files 1 to 5) ● Configure the action item on the Alarm page to [Play Audio] (A Page 30) Note: ● Playback of the audio file stops if the audio transmission feature of Built-in Viewer is enabled during playback of the file. ● When the audio transmission feature of Built-in Viewer is running, audio files cannot be played back. Press the [Register] button to register the selected audio file on the camera. Press the [Delete] button to delete an audio file registered on the camera. Press the [Browse] button to show the file selection screen and make a selection from the available audio files. Press the [Play] button to play back an audio file registered on the camera, and send output to the Audio signal output terminal of the camera. Press the [Stop] button to stop playing an audio file. Memo: ● WAV file can be recorded or created using Windows Sound Recorder or general sound editing software. 29