When the RS485 bus is idle, the oscilloscope measures a differential voltage of ±3.7V between the AB lines, with a periodic waveform of 50 Hz. This does not affect the normal communication of the devi
This is a high-power PW device in the L bandAs shown in the pictureThe design requirements of the filter are also high powerThe picture belowScrewThere are traces of burns in the picture
[align=center][font=punctuation, 微软雅黑, Tohoma][size=12px][color=rgb(0, 0, 0)][font=微软雅黑][color=#000000][size=26px]Yuan Fang, what do you think of this circuit? (7-End)[/size][/color][/font][/color][/s