So the peripheral parts are not need any more, which makes the unit simplified . the design of active electrodes, moving the amplifier to the front electrode, simplifies the central unit further 同時有源電極的設(shè)計令放大電路前移以及采用了其他微型元器件(電源穩(wěn)壓芯片、電平轉(zhuǎn)換器等)進一步使中心處理單元微型化。