NEHRP Clearinghouse

displaying 1 - 2 results in total 2

• Jensen, E. G.
  Filter Circuit Board for the Earthworm Seismic Data Acquisition System.
  January 2000, 22 p.
  Identifying Number(s): USGS/OFR-00-379
  Keywords: Multi-channel digitizer; Earthworm (EW) system; Specifications; Seismic networks; Schematics; Seismic waveforms; Data acquisitions; Photographs; Diagrams; Filter circuits; Processing system

• Merryman, K. M.; Leiva, G.; Antrobus, N.; Klingner, R. E.
  In-Plane Seismic Resistance of Two-Story Concrete Masonry Coupled Shear Walls.
  National Science Foundation, Washington, DC., May 1990, 190 p.
  Identifying Number(s): REPT-3.1(C)-1
  Keywords: ; Floors; Performance evaluation; Grout; Reinforcing steels; Masonry; Test methods; Roofs; Earthquake resistance buildings; Joints (Junctions); Walls; Diagrams; Photographs; Design criteria; Construction; Precast concrete; Concrete blocks; Deformation; Shear stress; Reinforced concretes; Compressive strength