| 摘要 |
A measuring method is provided, and a voltage measurement circuit operative to measure a high voltage AC signal, the voltage measurement circuit comprising a capacitive divider circuit and a compensator circuit, the capacitive divider circuit comprising: first and second inputs, across which, in use, is received a high voltage AC signal; and first, second and third capacitors, a first plate of the first capacitor being electrically connected to the first input and a second opposing plate of the first capacitor being electrically connected to a first plate of the third capacitor, a first plate of the second capacitor being electrically connected to the second input and a second opposing plate of the second capacitor being electrically connected to a second plate of the third capacitor, the first and second plates of each of the first, second and third capacitors being defined by conductive layers of a printed circuit board and the dielectric of each of the first, second and third capacitors being defined by a non-conducting part of the printed circuit board. |
