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The BSR output is connected to RC network with time constant of _________________ seconds.(a) 1 to 3(b) 3 to 5(c) 5 to 7(d) 7 to 9I got this question during an internship interview.Asked question is from Cardiac Arrhythmias in section Arrhythmia and Ambulatory Monitoring Instruments of Biomedical Instrumentation

Answer»

Right answer is (b) 3 to 5

Explanation: Silver-silver electrodes are used to measure and RECORD the BSR and GSR. The BSR output is connected to an RC network with a time constant of 3 to 5 SECONDS which enables the measurement of GSR as a CHANGE of the SKIN resistance.



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