johnag's instructables
Tell us about yourself!
Complete Your ProfileAchievements
1M+
Views
Earned a silver medal
1+
Featured Instructable
Earned a bronze medal
Contest Winner
Second Prize in the
Arduino Contest
Contest Winner
Runner Up in the
Arduino Contest
Contest Winner
Second Prize in the
Gadget Hacking and Accessories Contest
- johnag followed LunesCuatro1 year ago
By LunesCuatro
- johnag favorited Blood Pressure Monitor by LunesCuatro1 year ago
- johnag commented on johnag's instructable Arduino Portable EKG Monitor1 year ago
- johnag favorited ESP8266 OLED Clock IoT Using AJAX by dmainmon1 year ago
- johnag favorited ESP8266 Weather Widget by deba1681 year ago
- johnag commented on johnag's instructable Arduino Portable EKG Monitor1 year 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 1 year ago
- johnag entered Arduino Portable EKG Monitor in the Explore Science Contest 2017 contest 1 year 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 Class2 years ago
- johnag enrolled in Internet of Things Class2 years ago
- johnag favorited Arduino Pulse Sensor Cardio Graph by dmainmon2 years ago
- johnag favorited Raspberry Pi and Arduino LCD by x3MasterofElectronics2 years ago
- johnag posted an instructable Arduino color LCD Message Clock2 years ago
- johnag favorited Knife Block by Christian Knuell4 years ago
- johnag favorited Empanadas Three Ways by Everythingbutfish4 years ago
- johnag favorited Arduino All-In-One Remote by Victor8055 years ago
- johnag favorited Filled chocolates by Douwe 665 years ago
- johnag favorited Arduino as a Proximity Detector by Mr. E5 years ago
- johnag favorited Make a Wi-Fi Extender by infiniteshadow5 years ago
- johnag favorited arduino controlled pc power switch by k.biagini5 years ago
- johnag favorited Chocolate Peanut Butter Banana Bites by kcli5 years ago
- johnag favorited cinnamon bread by jessyratfink5 years ago
- johnag favorited Make A Guitar Pickup by Leperello Mikesiah5 years ago
- johnag favorited Arduino Frequency Detection by amandaghassaei6 years ago
- johnag favorited DIY Electronic Cigarette by MrRedBeard6 years ago
- johnag favorited High efficiency regulated Joule thief by Milen6 years ago
- johnag favorited DIY MREs.....a tutorial... by HTWTUSA6 years ago
- johnag favorited MRE's on the cheap by tomsweet656 years ago
- johnag favorited A Comprehensive Bail Out Bag by BudgetBugout6 years ago
- johnag favorited ECG Necktie by iheartqwerty6 years ago
- johnag favorited MOT Spot Welder by Gaark6 years ago
- johnag favorited DIY-Engine RC Boat From Used Parts by Samimy6 years ago
- johnag favorited LDR Robot by EGRobotics6 years ago
- johnag favorited Brickduino (2. Parallel connector) by kenyer6 years ago
- johnag favorited Clone a Remote with Arduino by randofo6 years ago
Make sure that the jumper that selects the analog pin is in A5, it may be the problem.