Figure 3.

Measured electric field strength recorded values for L-Band, GSM 1800, DECT, UMTS (DL), UMTS (TDD), WLAN and ISM
GSM: Global System for Mobile Communications; DECT: Digital Enhanced Cordless Telecommunications; UMTS: Universal Mobile Telecommunications System; TDD: time-division duplexing; W-LAN: wireless local area network; ISM: Industrial Scientific Medical band