sensors

By knarc

This is a wireless, solar powered chicken coop sensor that measures ambient temperature and relative humidity inside of a chicken coop. It is made out of the internals of the soil/garden sensor that I posted here.

By R.J. Steinert

A Pipe is a device that directs the flow of data from a sensor to the place of the Pipe owner's choosing. With Open Pipe Kit it's easy to build Pipes, even for folks who don't program. That means a...

By kinasmith

Compost Sensor is an open source sensor system for monitoring and recording the temperature and moisture of active compost. It is for small scale commercial composting operations to help with quality control and the certification processes. http://www.instructables.com/id/Compost-Sensor/

By R.J. Steinert

The goal of Open Pipe Kit (OPK) is to be the missing plumbing between sensors and databases that will empower thousands of data journalists, civic hackers, farmers, etc. to collect data without needing a programmer's assistance or being locked into...

By chriscallahanuvm

This tool demonstrates the use of two thermostats to provide a control system for an air exchange fan that draws cold outside air in to cool a storage room for winter crops. The control essentially provides a differential temperature...

By jdsimms

As part of a master composting class I created a composting and computer science lesson plan. It teaches composting, and then includes a project where students create an arduino powered device to collect temperature and moisture levels of a compost...

By jennajane

Heated greenhouse tables serve two main purpose on the small market garden veggie farm. First, it offers a place with a fairly constant temperature to ensure high germination rates. Not too unlike the Sweat Box Germination Chamber (http://farmhack.org/tools/sweat-box-germination-chamber),...

By Cultivar

RainCloud is a web connected irrigation system and application platform. RainCloud links computers and mobile devices to lawns, gardens and plants by combining automated water valves, soil moisture sensors, a wifi enabled programmable computer and custom web applications.

By zepickens

This is the first phase of a project to build a solar-powered automated greenhouse ventilation system. Farmhack NYC will also host a meet-up design session for this project.

By rob.rock

A 12 volt electronic solenoid valve will be used to turn LP gas on and deliver fuel to the flame weeder burner. Flipping the same switch will also activate a circuit which checks the temperature at the burner using...