Effect of a high rail weld on the BRDL track at Radcliffe on Trent (IM-IS-023)

INSTRUMENTATION SYSTEM The system consisted of 10 channels of strain gauge and two channels of L.V.D.T. connected via signal conditioning units and amplifiers to a magnetic tape recorder. The amplifiers also provided a second output which enabled the signals to be monitored on a U.V. recorder. a) Strain...