As used in this part and §§ 39-13-601 — 39-13-603, unless the context otherwise requires:
Any attorney authorized by law to prosecute those offenses; and
In all other counties:
An agent of the Tennessee bureau of investigation, who:
Is empowered by law to conduct investigations of or to make arrests for offenses enumerated in § 40-6-305; and
Has successfully completed a training course on the interception and use of wire, oral and electronic communications approved by the bureau; or
Any attorney authorized by law to prosecute those offenses;
“Judge of competent jurisdiction” means a judge presiding over any court of record as defined in this part and §§ 39-13-601 — 39-13-603 in the state of Tennessee;
“Oral communication” means any oral communication uttered by a person exhibiting an expectation that the communication is not subject to interception under circumstances justifying that expectation, but “oral communication” does not include any electronic communication;
“Pen register” means a device which records or decodes electronic or other impulses which identify the numbers dialed or otherwise transmitted on the telephone line to which the device is attached, but “pen register” does not include any device used by a provider or customer of a wire or electronic communication service for billing, or recording as an incident to billing, for communication services provided by the provider or any device used by a provider or customer of a wire communication service for cost accounting or other like purposes in the ordinary course of its business;
“Provider of wire or electronic communications service” means an entity which holds itself out to the public as engaged in the business of transmitting messages through the use of wire communication or electronic communication, as both terms are defined in this section;
“Readily accessible to the general public” means, with respect to a radio communication, that the communication is not:
Scrambled or encrypted;
Transmitted using modulation techniques whose essential parameters have been withheld from the public with the intention of preserving the privacy of the communications;
Carried on a subcarrier or other signal subsidiary to a radio transmission; or
Transmitted over a communication system provided by a common carrier, unless the communication is a tone-only paging system communication;
“Recorded device” means the tangible medium upon which sounds and/or images are recorded or otherwise stored, which includes any original phonograph record, disk, tape, audio or video cassette, wire, film, or other medium now known or later developed on which sounds and/or images are or can be recorded or otherwise stored, or any copy or reproduction which duplicates, in whole or in part, the original; and
“Wire communication” means any aural transfer made in whole or in part through the use of facilities for the transmission of communications by the aid of wire, cable, or other like connection between the point of origin and the point of reception, including the use of such connection in a switching station, furnished or operated by any person engaged as a provider of wire or electronic communications service in providing or operating those facilities for the transmission of communications.