Shure wireless in-ear monitoring system

Shure wireless in-ear monitoring system

A friend lent me their Shure PSM300 P3T in-ear monitoring system today.  This is a top-of-the-line piece of kit for weekend-warrior type bands, costing over £600 for just one monitor mix. http://www.shure.com/americas/products/personal-monitor-systems/psm-300-stereo-personal-monitor-system/p3t-half-rack-single-channel-wireless-transmitter Turns out that the actual RF signal being