KS C IEC 60389-1(D):2001 Thermostatic switches primarily for use in equipment for telecommunications and in electronic applications employing similar techniques-Part 1:General requirements and measuring methods
2013KS C IEC 60386:2013 Method of measurement of speed fluctuations in sound recording and reproducing equipment
2001KS C IEC 60389-1(D):2001 Thermostatic switches primarily for use in equipment for telecommunications and in electronic applications employing similar techniques-Part 1:General requirements and measuring methods