u-blox SARA-G3 Series System Integration Manual page 213

UL Up-link (Transmission)
UMTS Universal Mobile Telecommunications System
USB Universal Serial Bus
UTRA UMTS Terrestrial Radio Access
VCO Voltage Controlled Oscillator
VSWR Voltage Standing Wave Ratio
UBX-13000995 - R06
SARA-G3 series - System Integration Manual
Objective Specification Appendix
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