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© Tieline Research Pty. Ltd. 2020
Genie Distribution WNET Manual v3
Configure Tieline G3 Codec Audio Reference Scales
Genie, Merlin, Bridge-IT and ViA codecs have more audio headroom than Tieline G3 audio codecs,
therefore the audio metering reference scale needs to be adjusted when these codecs connect to a
Commander or i-Mix G3 codec. The G3 metering scale is between -29dBFS and 0dBFS and audio
levels should average around the nominal 0vu point at -14dBFS. Audio peaks should not exceed
0dBFS.
1. Press the SETTINGS button.
2. Navigate to Audio and press .
3. Navigate to Ref Level and press .
4. Select Tieline G3 and press .
Configure Report-IT Audio Reference Scales
The Report-IT setting is used for compatibility when streaming audio using Tieline's Report-IT
smartphone application.
1. Press the SETTINGS button.
2. Navigate to Audio and press .
3. Navigate to Ref Level and press .
4. Select Report-IT and press .
The Report-IT metering scale is between -23dBFS and 0dBFS and audio levels should average
around the nominal 0vu point at -10dBFS. Audio peaks should not exceed 0dBFS.
Default PPM Metering Displayed
The following PPM settings are displayed by default in the codec. These settings change after
making matrix routing adjustments in the
Matrix Editor panel . The PPM Mode can be adjusted via
Settings > Audio > PPM Mode .
Mono and Stereo Metering
When connected with a mono program the codec will display a mix of inputs 1 and 2 on PPM1 .
PPM 3 displays the level of return audio.
Mono connection displaying audio on
PPMs 1 and 3
When connecting with a stereo program, the codec displays audio on PPM1 & 2 for inputs 1
and 2 and PPM 3 & 4 for the return program audio.