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The matching device placed at the end of a trace that is acting as a transmission line. This termination prevent reflections from the end of the line and ensures a complete transfer of energy in the waveform into the receiving unit.

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Should the 120 ohm termination resistor in a RS-485 transmitter circuit for DMX be infront o...

Now, my problem is where to place the 120 Ohm termination resistor on the transmitting end of the DMX bus? Infront of the MELF resistors or behind, or even before the MOVs? …
Marvin W's user avatar