====== EEG at Loeffler ======
hardward originally in Western Psych (formally/at the time "WPIC") collaborating with Bachman.

===== Audio =====
  * [[tools:habittask]]  ([[grants:habit]]) for reward feedback
  * [[tools:auditorysteadystate]]  ([[grants:7t]]) passive listening to click trains
  * Using " foam eartips" [[https://cortechsolutions.com/product-category/stimulus-delivery/stimulus-delivery-auditory/stimulus-delivery-auditory-earphones/|cortech]] ((Alternative from [[https://www.biosemi.nl/forum/viewtopic.php?f=7&t=1022&p=3097&hilit=headphones#p3097|biosemi forums]]: [[https://www.amazon.com/TDH39-Audiometer-Earphone-Transducers-Headsets/dp/B081DVNLRM|TDH39 DD45 Audiometer Earphone Air Transducers Headsets]] ($200) ))
    * transducer/air: loudspeaker variable timing, frequency
    * normal headphones would interfere with signal
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===== Bucket Test =====

===== Timing/TTL =====
  * TTL sent over parallel port from presentation computer to control unit