For the EclipseMob experiment, you will make three recordings: the day before the eclipse, during the eclipse, and the day after the eclipse. These will be used to compare how the ionosphere behaves on a normal day to how it behaves during an eclipse.
The EclipseMob app performs a simple test to determine whether WWVB's signal is present in your recording. Here's how to use it.
The EclipseMob app records data over the audio input of your smartphone. Here's how we will use it.