[inquisitor]

Originally Posted by DRNewcomb

For some reason many people find UMTS frequency bands very confusing.

What confuses people is AWS because of the huge offset between its uplink and downlink frequencies, so neither calling it UMTS1700 or UMTS2100 or UMTS 1900 (which is approximately the middle between up- and downlink) gives you an idea of the actually used frequencies. And when youc call it UMTS1700/2100 people may think you refer to two different UMTS frequency bands.