johnag's instructables
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- johnag favorited Arduino Tamagotchi Clone - Digital Pet by educ8s6 months ago
- johnag followed LunesCuatro6 months ago
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- johnag favorited Blood Pressure Monitor by LunesCuatro6 months ago
- johnag commented on johnag's instructable Arduino Portable EKG Monitor11 months ago
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- johnag commented on johnag's instructable Arduino Portable EKG Monitor12 months agoView Instructable »
The waveform is fairly stable and noise free if you run the module from battery, and you sit in a comfortable chair with armrests, far from RFI and EMI sources.
- johnag entered Arduino Portable EKG Monitor in the Invention Challenge 2017 contest 12 months ago
- johnag entered Arduino Portable EKG Monitor in the Explore Science Contest 2017 contest 12 months ago
- johnag posted an instructable Arduino Portable EKG Monitor1 year ago
- johnag completed the lessons Software Setup and Gather Your (Internet Of) Things in the class Internet of Things Class1 year ago
- johnag enrolled in Internet of Things Class1 year ago
- johnag favorited Arduino Pulse Sensor Cardio Graph by dmainmon1 year ago
- johnag posted an instructable Arduino color LCD Message Clock1 year ago
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- johnag favorited DIY MREs.....a tutorial... by HTWTUSA5 years ago
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- johnag favorited Clone a Remote with Arduino by randofo5 years ago
Make sure that the jumper that selects the analog pin is in A5, it may be the problem.