In a message dated 8/11/03 12:03:26 AM, trawler-world-list-request@lists.samurai.com writes: << Most boats I view having dual radar setups invariably place the higher power or open array below the smaller power or closed array unit. From the perspective or placing the longer-range unit as high as possible for maximum range, the most frequent arrangement I see does not make sense to me. >> Frank, Your logic certainly seems correct. It's all esthetics. The smaller radar looks better placed on top. Although it is possible that maintenance on the rotating array is easier if the radar is lower. Larry Z