Recording Electrodermal Responses

Useful links

Introduction to electrodermal activity

A Guide for Analysing Electrodermal Activity (EDA) & Skin Conductance Responses (SCRs) for Psychological Experiments

Electrodermal activity measurements

Biopac Electrodermal Response Basics

EDA (GSR) subject preparation

Guidelines for GSR, EDA, EDR, SCL, and SCR

Initial Setup

Power on the MP150

Ensure that the EDA100C (Electrodermal Activity) amplifier is attached and set to channel #3

Electrode Setup

Connect two LEAD110A leads into the EDA100C

Plug one lead into the Vin+ port and the other into the Vin- port

Use electrode prep swab to clean the index and middle fingers of the participant's non-dominant hand

Remove two EL507 electrodes. el507

Put extra GEL101 on them gel101

Place them on the middle phalanx of the participant's index and middle fingers. Refer to the image below

http://www.bem.fi/book/27/27.htm

Attach the pinch connector of one LEAD110A to the EL507 electrode on the middle finger, and the other to the EL507 electrode on the pointer finger.