Unicog Wiki | Main / StimulusDisplay

The current setting consists of the videoprojector as primary device and two CRT monitors as secondary devices. The image resolution is set to 1440 x 1050, with a refresh rate of 60 Hz.

Below is the default setting for visual and audio stimulus display: Videoprojector:

• primary display device

• 60 Hz refresh rate

• 1400 x 1050 resolution

• parameters settings:

menu Position/Size: "Through" (your image size will be adapted to its input resolution)

menu Picture:

        * picture mode: manual
        * contrast set to 30
        * bright set to 0
        * color set to 40
        * tint set to 30
        * color temp set to "user1"
	* gamma set to "default"

Stimulation computer main display:

• secondary display device

• 60 Hz refresh rate

• 1400 x 1050 resolution

Audio amplifier:

• source set to CD

• sound intensity set to 45

• loudspeakers and audio amplifier are both connected to the stim pc (via splitter)

audio-visual synchronisation:

• visual stimuli are visible on the projection screen about 33 milliseconds *after* the sound. This is due to the fact that 2 visual frames (16 ms x 2) are buffered by the projector. Adjust your timing accordingly if audiovisual synchronization is crucial.