US 5G Spectrum Bands Explained: Every NR Band from 600 MHz to 40 GHz
A 5G engineer's guide to every US-relevant 3GPP NR band — 600 MHz, 700, 850, PCS, AWS, 2.5 GHz, CBRS, C-Band, and mmWave. Frequency ranges, carrier holdings, and what each tier is actually for.