Timer and Switch for Off-Grid Projects
This post will show you how to schedule an off-grid lighting (or a fan, pump etc) to come on and off on a daily schedule without the hassle...
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Tracking the Black-Capped Petrel with GPS Loggers
The black-capped petrel lives high in the mountains of Hispaniola and makes its nest in a deep burrow, among dense ravines or dry rocky ridges. It...
Estimate an IoT Device’s Solar Irradiance
To run an IoT device year round from solar, you need to estimate how much power you will generate per day. This will vary based on geographic...
Solar Powered Full Spectrum Sensing with Apogee
In this post, we test how to run an Apogee full spectrum sensor from a small solar panel or simply a battery. The sensor measures PPFD which is the...
Lithium Ion Charge Controller Performance
In this article we evaluate three popular lithium ion solar charge controllers, with and without MPPT, and compare their performance with a variety...
Low Cost Air Sensor Calibration and Evaluation
Deploying Low Cost Air Sensors As more and more low cost sensors appear, the reach and applications can be tantalizing. The question that crops up...
Estimating Solar Charge Time for Batteries
How to Estimate Solar Charge Time Unfortunately, solar charge time is not as simple as just dividing your battery capacity (measured in Watt hours)...
Solarcast Air Quality Monitor Launches
Congratulations to Safecast for launching their Solarcast radiation and air quality monitor. Safecast formed in response to the meltdown of the...
Solar Power for Raspberry Pi
Tutorial: Solar Power for Raspberry Pi This post will walk you though how to protect your Raspberry Pi while powering it from a solar-powered...
Solar Panels for Small Motors – An Intro
Solar Panels for Small Motors In this guide we look at the options you have when deciding on solar panels for small motors starting with how to...
Build Solar Powered & Connected Devices With Particle
Hi there folks, In this post, I'm going to talk about building a simple solar powered cloud-connected weather station using the Particle Electron....
Making a Waterproof Case for Solar Powered Microcontrollers
DIY: Waterproof Case for Solar Powered Projects This post outlines the steps necessary to build your own waterproof case for solar Arduino (or...
Adafruit highlights Voltaic Panels
Our friends across the river in Manhattan at Adafruit have made a new video explaining how solar power works, and used our products to demonstrate!...