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After installation of the Evo 4 drivers, the presets list in this control dialog will be blank. Once the 
SoniClear presets have already been saved from the main Evo 4 control window, or manually installed 
into the user’s AppData folder, the SoniClear presets will be displayed in this window.  
 
To load the downloaded SoniClear presets file, click “OR LOAD FROM FILE” and select the preset file 
from the location where it was extracted from the downloaded preset zip file. 
 
After loading the presets, adjust the microphone and headphone levels to work properly with the 
teleconference software. Then use the File/Save pulldown menu selection in the main Evo 4 control 
window to save the customer presets. It is important to save these customized presets so that the 
SoniClear user can restore the correct settings, in case they pressed one of the setting buttons by accident. 
 

Evo 4 Loopback Settings 

The Evo 4 includes a built-in mixer that sends audio from the interface back to the computer. This makes 
it possible to “loop back” audio from the computer back into another program in the computer. In this 
case, the Zoom or softphone audio is sent to the Evo 4 device, and then sent back to SoniClear to be 
recorded using the “Loopback Device” provided by the Evo 4 drivers. 
 
The loopback mixer is configured properly after the supplied presets have been loaded, following the 
instructions above. These settings can be observed using the Loop-back Mixer control panel. To display 
this control panel, right click on the Evo 4 icon in the System Tray and select the “Show Loop-back 
Mixer” option on the popup menu: 
 
 

 

 

If you make changes to these settings, be aware that setting the values incorrectly may result in feedback 
or echo problems with the communications software, or loss of audio for recording in SoniClear.  

Summary of Contents for Evo 4

Page 1: ...Evo 4 Loopback Kit OPERATION GUIDE...

Page 2: ...reserved No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without the pr...

Page 3: ...vo 4 Software Installation 9 Drivers 9 Loading and Saving Presets 9 Evo 4 Loopback Settings 11 Audio Loopback Cable 12 SoniClear Software Configuration for Evo 4 13 Recording Options Tab Sound Quality...

Page 4: ...Headphone The kit includes a microphone a monitor headphone and the black Evo 4 interface control box for connecting the microphone and headphone to the computer Place the microphone so that it is cl...

Page 5: ...puter Turn the volume knob clockwise to increase the proportion of sound from the teleconference participants Normally setting the monitor level to the middle 12 O clock position will give a good bala...

Page 6: ...Select Show EVO Control to display the Evo 4 control panel Click on the File Open pulldown menu selection to open the Load Mixer window...

Page 7: ...re and click the Load button to reset the Evo 4 to the default values Note that it may appear that the Load button is disabled when it is in fact working Hovering the mouse over that button will cause...

Page 8: ...ub may result in unreliable operation Power Connection The Evo 4 is powered from the USB Port and does not require the use of a power adapter Audio Connections The included microphone is connected to...

Page 9: ...e Loading and Saving Presets The Evo 4 requires special configuration for compatibility with SoniClear A default set of presets for use with SoniClear are available for download After installing these...

Page 10: ...This will display the mixer with the default settings provided with the drivers Click on the File Open pulldown menu selection This opens the Load Mixer window...

Page 11: ...settings in case they pressed one of the setting buttons by accident Evo 4 Loopback Settings The Evo 4 includes a built in mixer that sends audio from the interface back to the computer This makes it...

Page 12: ...rophone on Channel 1 and the hardware loopback from the computer on Channel 2 in comparison to the teleconference participants audio coming from the computer To set the monitor mix press the monitor b...

Page 13: ...ardware tab controls the usage of the sound cards in the computer during recording Default Recording Device This is the sound card input for recording It should be set to Loopback 1 2 Audient EVO4 Not...

Page 14: ...o listen to SoniClear playback through the Evo 4 headphone jack select Main Output 1 2 Audient EVO Removable Recording Device The Use Removable Device If Present and Automatically Set Removable Device...

Page 15: ...Monitor Delay Monitor Delay should be set to the default of 3 seconds Force Recording at 44 1KHz This field should be set to Unchecked...

Page 16: ...e sound cards in the computer during playback Default Speaker Device Selection This is the sound card that will be used for playback into the teleconference call like playing into speakers in the room...

Page 17: ...Monitor Delay Monitor Delay should be set to the default of 3 seconds Force Recording at 44 1KHz This field should be set to Unchecked...

Page 18: ...d by the conference call participants and on the Evo kit monitoring headphone The playback audio will also be recorded in SoniClear A typical application would be to play a video file on the computer...

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