[In English] Information on the quality of F-net waveform data May 10, 2018 We have opened the following webpages on the quality of F-net waveform data. - Sesimometer Responses Evaluated Using Teleseismic Surface Waves     https://www.fnet.bosai.go.jp/auth/sensor_property/ - Background Noise in Continuous Waveform Data     https://www.fnet.bosai.go.jp/auth/noise_spectral/

▶ Hi-net top page   ▶ K-NET/KiK-net top page   ▶ V-net top page (in Japanese)    A question please click here. Broadband Seismograph Network Laboratory, Network Center for Earthquake, Tsunami and Volcano, National Research Institute for Earth Science and Disaster Resilience. 3-1 Tennodai, Tsukuba City, Ibaraki Prefecture, 305-0006, JAPAN Copyright © National Research Institute for Earth Science and Disaster Resilience, All rights Reserved.