| ° os pow Project 1¢.3 - Electromagnetic Investigations - R. Partridge Project 16.7% measures the time interval between the primary and secondary reactions in multi-stage devices by direct cecillosoopic recording of the electromarnetic radiation in the radio frequency range. In addition, methods of otteining otber diagnostic information fram this rediation are investigated, roeca gave good traces on all channels. The time interval peasured ~ This margin of error is relatively large because this device radiated « scmevhat wrusual signai, Resio interference again limited the sensitivity which could be used for the alphe measurement. A greater surprise, hovever, waa that the early signal polarity was opposite to that expected, As a result, the early part of the alpha signa) wes obecured anid reading will be diffi- oult, Y COP BEST AVAILABLE - 58 -