Hello,
I've been playing with these FONA's for some time now. We've had great success deploying this hardware in harsh environmental conditions here in southern Arizona. For those of you that are looking at deploying these in the field, I've posted details for a design that works rather well.
https://youtu.be/93ipPhr7QtQ
Steps 1-4 are supplemental demonstrations for Learning Section documentation posted on Adafruit's website (see Adafruit links below). If you have this hardware already prepared and tested, skip to Step 5 which is where the box build starts.
Step 1: Prepare Feather Fona (0:35) - demo only
Step 2: Prepare Solar Panel (9:20) - demo only
Step 3: Prepare Solar-Lipo Charger (10:49) - demo only
Step 4: Test Solar-Lipo Charger (15:42) - narrated
Box build starts here:
Step 5: Prepare Baseplate for Electronics (17:50) - narrated
Step 6: Ram Mount for box and panel (23:29) - narrated
Step 7: Finishing the Box (30:00) - narrated
Step 8: Attach Electronics (36:51) - narrated
Step 9: Attach Solar Panel (37:27) - narrated
Step 10: Attach the Battery (45:52) - narrated
Step 11: Attached Fona Antenna (46:43) - narrated
Step 12: Final Wiring (47:16) - narrated
Adafruit Lesson on Feather FONA:
https://learn.adafruit.com/adafruit-feather-32u4-fona
Adafruit Lesson on Solar Lipo Charger
https://learn.adafruit.com/usb-dc-and-s ... ly-charger
Community feedback and recommendations for improvement are most welcome.
Thanks!