Peter Gamma (Physiologist & Director) Meditation Research Institute Switzerland (MRIS)

iWorx sells Polar Heart rate monitor (PHRMP-220)

Last Updated on August 27, 2022 by pg@petergamma.org

Polar(R)Heart Rate Monitor Trans./Receiver with phono connector for use with IX-TA-220:

Manual PHRMP-220:

“The PHRMP-220 PolarTM Heart Rate Monitor incorporates technology developed
by Polar Electro, the leader in heart rate monitoring for the fitness industry, into the
iWorx data recording system”

https://www.iworx.com/documents/technotes/PHRMP-220.pdf

iWorx: «Consider the Scosche ANT+ Heart Rate Monitor». Did iWorx not read my blog with the ranking of accuracy of consumer grade sports sensors:

Scosche ANT+ Heart Rate Monitor has only an accuracy of 75 % compared to a Standard ECG device:

https://journals.lww.com/acsm-msse/Fulltext/2017/08000/Variable_Accuracy_of_Wearable_Heart_Rate_Monitors.22.aspx