Sprengnether Instruments
- Instrument Photos
- Sprengnether horizontal seismometer
- Sprengnether vertical seismometer. The natural period is adjustable
- Recording drum. The circumference of 900 mm and a 15 minute rotation created a seismogram with 60mm for each minute.
- L & N galvanometer, light source and recording drum from the J.S.A. 25th Anniversary Commerative Volume:
- Macelwane-Sprengnether Seismographs
- Volk-Sprengnether Impulse-Magnetic Vertical Component Seismograph
- Volk-Sprengnether Impulse-Magnetic Horizontal Component Seismograph
- Volk-Sprengnether Electronic Seismograph, Horizontal Component
- Volk-Sprengnether Electronic Seismograph, Vertical Component
- Instrument Manuals
- Drum_Photo_Recorder
- Sprengnether Horizontal Series H Specs Brochure
- Sprengnether Long Period Seismometer Specs Brochure
- Sprengnether Portable Blast Seismograph Operation Manual
- Sprengnether Searies AR Amateur Seismograph Brochure
- Sprengnether Series AR Amateur Seismograph Operation Manual
- Sprengnether Series H 3Comp Recorder
- AR Torsion Seismometer Calibration Experiment at SLU
- Sprengnether S-6100 Autocorder
- Sprengnether S-6000 3-Component Short Period Seismometer
- Sprengnether S-7000 Variable Period Seismometer
- Sprengnether MEQ-800 Portable Seismic System
You can find more information about the Center, seismology, and many other earthquake-related topics by visiting the Center's homepage, or by contacting Dr. Robert Herrmann.