As seen in our May 2012 issue of Nuts & Volts Magazine. Read the article at the link below!
Build the Poor Man's Seismograph by Ron Newton
Now that other states (like Washington D.C.) know they are not exempt from earthquakes, more people are interested in seismic activity. Personally, I have been using seismographs most of my life. I actually have three in my back garage. In this article, I will present an old school way of performing measurements with an updated, yet simple seismograph that can be used anywhere ...
Templates and the Time Calculation Sheet can be found at the article link.
Kit Includes:
- 1 – 2 C Battery Holder
- 1 – 100pF
- 1 – 10 µF
- 1 – .1 µF
- 2 – 33 pF
- 15 – .1 Vertical Headers
- 1 – Op-Amp Microchip MCP601
- 1 – Programmed Microchip
- 1 – 100K
- 3 – 10K
- 1 – 10 meg 1/6 Watt
- 1 – 1 meg Pot
- 1 – 330 ohm 1/6 Watt
- 7 – 10K 805
- 1 – Momentary Red
- 1 – On-Off
- 1 – SD/IO Memory Card Holder
- 1 – Piezo
- 1 – Bi-Colored LED
- 1 – Terminal 5mm
- 1 – Xtal
- 2 – Printed Circuit Board
- 1 – Brass Bar .25" x 1/16" 12"
- 1 – .06" x .125” Styrene Strip 7"
- 1 – #0-80 3/8" Brass Screw and Nut
- 1 – 3" O.D. PVC Pipe 13.5" Long (Unpainted)
- 1 – PVC End Cap
- 1 – 3" Flush Valve Washer
- 1 – 3.5" Round 1/4" Plexiglass
- 2 – 15" #24 Wire
- 3 – 6-32 x 1" Screws
- 3 – 6-32 Brass Knurled Nuts
A Partial Kit is Available: Poor Man's Seismograph PCB & Programmed Chip