IS 12233 Pt.1/Sec.2-1987 Electromagnetic interference characteristics of overhead power lines and high-voltage equipment Part 1 Phenomenon description Section 2: Effects of conductor corona
1.1 This standard ( Part 1/Sec 2 ) deals with radio noise generated by conductor corona which may cause interference to radio/TV reception.
1.2 The frequency range covered is 0.15 to 300 MHz.