Mobile Recording Units
The department has three portable recording studios that can be set up to use TriggerWave. Each portable recording studio consists of a Marantz Flash Recorder, Headmounted Shure Mic and a DI Box.
Equipment Setup
Follow these steps to make standard recordings using the mobile recording unit.
- Insert an SD card into the SD card slot on the left side of the Marantz.
- Connect the Shure WH20 headmounted mic to the left input of the Marantz Flash Recorder.
- Turn the Marantz Flash Recorder on.
- Press the "Input" button until the input device on the main screen reads "mono mic".
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These steps are based on the assumption that you will be using your laptop or personal portable computer to run the experiment with TriggerWave .
- Insert an SD card into the SD card slot on the left side of the Marantz.
- Plug the headphone output from your laptop to the "HighZ" input of the DI box
- Connect the "LowZ" output of the DI box to the right channel of the Flash Recorder
- Connect the headmounted mic to the left input of the Marantz Flash Recorder.
- Click the "Input" button until the input device on the main screen reads "stereo mic".
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Recording and Saving Audio
- Press the "Rec Pause" button.
- Have the subject vocalize. Adjust the levels for the left channel using the gain controls. You want to have the volume level as high as possible but just a little below the maximum level.
- Pull the red "record" switch to begin recording. Press "stop" to end the recording. The Marantz Flash Recorder saves the audio to the SD card as a wave file.
- Remove the SD card from the side of the Marantz. Insert the card into the USB card reader.
- Plug the card reader to your computer and copy your audio files from the SD card reader. Delete the originals.
- Return the SD card into the Flash recorder.
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