An open-source stethoscope that costs between $2.5 and $5 to produce

GitHub - GliaX/Stethoscope: A research-validated stethoscope whose plans are available Freely and openly. The cost of the entire stethoscope is between $2.5 to $5 to produce

A research-validated stethoscope whose plans are available Freely and openly. The cost of the entire stethoscope is between $2.5 to $5 to produce - GliaX/Stethoscope