Hot off the presses at Pocket Mariner a fantastic new review of our receiver working with their software. They compared it with some other top sellers and their conclusion was:
If you are on a small boat and your AIS aerial is at most 10m above sea level the VHF ship spotting horizon range will be about 12NM (see note at end on calculating VHF horizon range). The Quark easily met that target for spotting ships.
Read the whole review at pocketmariner.com