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ROBERT A. JON�S `:` • � CDNSULTINCi ENCi1NELRS ; �,% LA GRANGE. Il.L1W018 . �.'..r..i='' � Page 3 ` � of his televisioiz set, and the comparative observations of �kh� owner'�` -; set and our tes� set on each of th� standard VHF channels. `;r The equipment employed consisted of a Zenith 12��s�alid state ` portable televi.sion receiver. This was i�iodel No. R1290L5, Serial No. 5376364, and was purchased new in December, :196i, immediately prior to this survey. A Zenith AM/�"M radio model Royal 820, was used to ` � `; monitor AM and FM Lroadcast signals and to check for exc�sssive n�ise levels. This radio wa� capable of operating on either AC mean� or batteries. Also employed was a Sony Video Tage Recordez, ca�able of recorda.ng off-the-air signals and used for comparing "before" and "after'" observations. A Freeman; Model 660, tape rec:order was avaa.l� " able for recording any r�oise or unusual AM or FM in�terference �hat hi-s eed film might be found. In addition a Ciroflex camera, with p . , was available to record�directly off t�e television screen, �ny unusual ? interferences not .recordable by the Sony Video tape recarder, ` After completion of cor.struction and the energizing of said 345 kv line, the second part of the required surv�y t��as conducted. For �I11S portion of the survey, only those homes, where entry was permitted last winter, were contacted. It would have done no good to inspect the homes where nobody was home before the 345 kv line was constructed, the reason being that we would have had no basis f or � comparison. The second part of the survey was conducted on September '. 30th., October 1, 2, 3, 7, $, 9 10 and llth., 1968. The same equipment was emp.byed here, as in the "before" survey, � except in additie� a Log-periodic TV antenna, a 20 foot alumir�ium mast and 100 feet of shield 300 ohm cable were used. This later mat-