◆ SpookStack

DEFINITION OF TERMS Any clear comprehension of the problems involved in eavesdropping by means of electronic devices requires a precise definition of the terms involved. It is apparent from the widespread press coverage and public discussion of this topic that the imprecise use of terminology has led to misunderstanding, if not outright confusion. Therefore, for + hea sawn ane A usage since May, 1943, the following definition of terms will be used: Wire Tap (also tnown ag Wire Tap Surveillance, Telephone Surveillance, Technical Surveillance, Tesur) A wire tap is the monitoring of both ends of a telephone conversation. It is usually accomplished by physically attaching a device to the telephone line. Microphone (also !:nown as Microphone Surveillance, Misur) A microphone is a device used to eavesdrop by mean other than wire tapping. Described below are several varie ations of microphones some of which involve the use of teleph lines and/or equipaent but do not constitute wire taps as defined above. xiv