Referência de Faixas de Frequência RF

Especificações completas para faixas de frequência RF — faixas de frequência, comprimentos de onda, características de propagação, notas regulatórias e aplicações comuns.

Faixas ITU

HF3–30 MHz

High Frequency (HF)

Shortwave broadcasting, Amateur radio

λ = 10–100 m

VHF30–300 MHz

Very High Frequency (VHF)

FM radio (87.5–108 MHz), VHF TV (54–216 MHz)

λ = 1–10 m

UHF300 MHz–3 GHz

Ultra High Frequency (UHF)

UHF TV (470–806 MHz), LTE/4G cellular

λ = 10 cm–1 m

SHF3–30 GHz

Super High Frequency (SHF)

5G mid-band (3.5 GHz), Wi-Fi 5 GHz / 6 GHz

λ = 1–10 cm

EHF / mmWave30–300 GHz

Extremely High Frequency (EHF)

5G mmWave (24–100 GHz), Ka-band satellite (26.5–40 GHz)

λ = 1–10 mm

Faixas ISM

433 MHz433.05–434.79 MHz

433 MHz ISM Band

Remote keyless entry, Garage door openers

λ = 69 cm

868 MHz863–870 MHz

868 MHz ISM Band

LoRaWAN (EU868), Sigfox

λ = 34.6 cm

915 MHz902–928 MHz

915 MHz ISM Band

LoRaWAN US915, Zigbee (channel 0)

λ = 32.8 cm

2.4 GHz2.400–2.500 GHz

2.4 GHz ISM Band

Wi-Fi 802.11b/g/n/ax, Bluetooth

λ = 12.5 cm

5.8 GHz5.725–5.875 GHz

5.8 GHz ISM Band

Wi-Fi 802.11a/n/ac/ax (5 GHz band), FPV drone video links

λ = 5.2 cm

Wi-Fi

Wi-Fi 2.4G2.412–2.484 GHz

Wi-Fi 2.4 GHz (802.11b/g/n/ax)

Home/office WLAN, IoT devices

λ = 12.4 cm

Wi-Fi 5G5.15–5.85 GHz

Wi-Fi 5 GHz (802.11a/n/ac/ax)

High-speed WLAN, 4K/8K video streaming

λ = 5.7 cm

Wi-Fi 6 GHz5.925–7.125 GHz

Wi-Fi 6 GHz (802.11ax)

Wi-Fi 6E/7 high-density deployments, AR/VR

λ = 4.4 cm

Celular

LTE B4UL: 1710–1755 MHz / DL: 2110–2155 MHz

LTE Band 4 / AWS-1 (1700/2100 MHz)

LTE 4G data, Voice over LTE (VoLTE)

λ = 14–17 cm

5G n783300–3800 MHz

5G NR Band n78 (3.5 GHz)

5G primary mid-band coverage, Fixed Wireless Access (FWA)

λ = 7.9–9.1 cm

5G 28 GHz26.5–29.5 GHz

5G mmWave Band n257 (28 GHz)

5G ultra-high-speed hotspots, Dense urban deployments

λ = 10.2–11.3 mm

Satélite

GPS L11575.42 MHz (±12 MHz)

GPS L1 (1575.42 MHz)

GPS civilian C/A code, SBAS (WAAS/EGNOS)

λ = 19 cm

GPS L21227.60 MHz

GPS L2 (1227.60 MHz)

GPS L2C civilian signal, Carrier-phase GNSS for RTK surveying

λ = 24.4 cm

Ku-Band12–18 GHz

Ku-Band Satellite (12–18 GHz)

Direct broadcast satellite TV (DBS), VSATs

λ = 1.7–2.5 cm

Ka-Band26.5–40 GHz

Ka-Band Satellite (26.5–40 GHz)

High-throughput satellite (HTS) internet, Starlink user terminal uplink

λ = 7.5–11.3 mm

Radar

X-Band8–12 GHz

X-Band Radar (8–12 GHz)

Weather radar, Marine radar

λ = 2.5–3.75 cm

77 GHz Radar76–81 GHz

Automotive Radar 77 GHz

Adaptive cruise control (ACC), Automatic emergency braking (AEB)

λ = 3.7–3.9 mm

Rádio Amador

2 Meter144–148 MHz

Amateur 2 Meter Band (144–148 MHz)

Local VHF FM simplex/repeater, EME (Earth-Moon-Earth)

λ = 2.03–2.08 m

70 cm430–440 MHz

Amateur 70 Centimeter Band (430–440 MHz)

UHF FM voice, ATV (Amateur Television)

λ = 68–70 cm

23 cm1240–1300 MHz

Amateur 23 Centimeter Band (1240–1300 MHz)

Microwave contesting, ATV

λ = 23–24 cm