Unlike the IEPE accelerometer, the charge-mode accelerometer requires the use of a special low-noise cable, which is expensive when compared to the standard commercial coaxial cable.

• 跟内部电子压电式加速表不同，电荷模式加速表需要使用专用的低噪音电缆，与标准的商用同轴电缆相比价格比较贵。