-Guest Editorial-G. Jones, pp. 476 -Foreword-S. Pollit, pp. 478 -Ac Power Measurements; Callibration System For Electronic Instrument Transformers With Digital Output-B.Djokic And E. So, pp. 479 -Precision Measurement Of Power Harmonics And Flickers-I. Budovski And G. Hammond, pp. 483 -A Wavelet-Based Method Of Measuring Fluctuating Harmonics For Determining The Filter Time Constant Of IEC …