> A 3dB pad gives 6 dB return loss. For example if load SWR is 2:1 (5.5dB > RL) and we add a 3 dB pad, return loss is 9.5 dB (1.4:1 SWR). Yes, that's right, 3 dB per trip to and from the load. Not 3 dB in total as I indicated. Paul, W9AC