Data Sheet
biosignalsplux 
User Manual 
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Figure 77: Initial state of the digital output (here: on). 
To change the output state of the LED during the acquisition, click on the circle next to 
DIGITAL OUTPUT in the information bar of the real-time acquisition mode. Here, again, 
the LED will be turned on if the circle is blue and off is the circle is empty (see Figure 78). 
Figure 78: Digital output states for LED. 
OpenSignals (r)evolution Add-On: Video Synchronization 
The  Video  Synchronization  add-on  has  been  designed  for  research  applications  which 
involve recording data from sources other than the biosignal acquisition hardware 
devices  (e.g. video  camera). Given  that  the biosignal  hardware and  the  camera  are 
independent recording sources, a common problem when replaying the recording session 
is the synchronization of both. This plugin was created to provide an easy way to replay 
biosignal data synchronously with video using this LED (or the light sensor (LUX); see 
3.1.9 Light (LUX) ). 
This  add-on is  included in  the biosignalsplux  Professional kit  (see 1.3  biosignalsplux 
Professional) and the biosignalsplux Researcher kit (see 1.2 biosignalsplux Researcher), and 
can also be bought additionally for the use with biosignalsplux hubs and wearables which 
can be used with this light sensor. 
Please visit the following website for more information about this add-on: 
http://www.biosignalsplux.com/index.php/en/software/add-ons 










