INFILTEC: How to Build an Inexpensive Seismometer - make seismograph kit
First Homemade PVC Geophone for Earthquakes : 20 Steps - Instructables
Super cheap amplifier for earthquake sensors - Hackster.io
Build a seismograph with Raspberry Shake — The MagPi magazine
Geophonic Seismometer – PhysicsOpenLab
Build the Poor Man's Seismograph | Nuts & Volts Magazine
DIY Hydrophone - Felix Blume
Build a seismograph with Raspberry Shake — The MagPi magazine
DIY Geophone | money | This is a very simple DIY project that will save you quite a bit of money. Using parts that you can easily get online for under $50,
Y'all ever use a geophone to record music? Maybe check one out. : r/experimentalmusic
Make Seisberry, an Open Source Seismograph #piday #raspberrypi @Raspberry_Pi « Adafruit Industries – Makers, hackers, artists, designers and engineers!