Słowniczek – Spektrum Radiowym

Słowniczek – Spektrum Radiowym

By frequency:

Band name Abbreviation ITU band Frequency
and
wavelength in air
Example uses
Tremendously low frequency TLF < 3 Hz
> 100,000 km
Natural and artificial electromagnetic noise
Extremely low frequency ELF 3–30 Hz
100,000 km – 10,000 km
Communication with submarines
Super low frequency SLF 30–300 Hz
10,000 km – 1000 km
Communication with submarines
Ultra low frequency ULF 300–3000 Hz
1000 km – 100 km
Submarine communication, communication within mines
Very low frequency VLF 4 3–30 kHz
100 km – 10 km
Navigation, time signals, submarine communication, wireless heart rate monitors, geophysics
Low frequency LF 5 30–300 kHz
10 km – 1 km
Navigation, time signals, AM longwave broadcasting (Europe and parts of Asia), RFID, amateur radio
Medium frequency MF 6 300–3000 kHz
1 km – 100 m
AM (medium-wave) broadcasts, amateur radio, avalanche beacons
High frequency HF 7 3–30 MHz
100 m – 10 m
Shortwave broadcasts, citizens’ band radio, amateur radio and over-the-horizon aviation communications, RFID, over-the-horizon radar, automatic link establishment (ALE) / near-vertical incidence skywave (NVIS) radio communications, marine and mobile radio telephony
Very high frequency VHF 8 30–300 MHz
10 m – 1 m
FM, television broadcasts and line-of-sight ground-to-aircraft and aircraft-to-aircraft communications, land mobile and maritime mobile communications, amateur radio, weather radio
Ultra high frequency UHF 9 300–3000 MHz
1 m – 100 mm
Television broadcasts, microwave oven, microwave devices/communications, radio astronomy, mobile phones, wireless LAN, Bluetooth, ZigBee, GPS and two-way radios such as land mobile, FRS and GMRS radios, amateur radio
Super high frequency SHF 10 3–30 GHz
100 mm – 10 mm
Radio astronomy, microwave devices/communications, wireless LAN, most modern radars, communications satellites, satellite television broadcasting, DBS, amateur radio
Extremely high frequency EHF 11 30–300 GHz
10 mm – 1 mm
Radio astronomy, high-frequency microwave radio relay, microwave remote sensing, amateur radio, directed-energy weapon, millimeter wave scanner
Terahertz or Tremendously high frequency THz or THF 12 300–3,000 GHz
1 mm – 100 μm
Terahertz imaging – a potential replacement for X-rays in some medical applications, ultrafast molecular dynamics, condensed-matter physics, terahertz time-domain spectroscopy, terahertz computing/communications, sub-mm remote sensing, amateur radio

ITU radio bands:

Band Number Symbols Frequency Range Wavelength Range†
4 VLF 3 to 30 kHz 10 to 100 km
5 LF 30 to 300 kHz 1 to 10 km
6 MF 300 to 3000 kHz 100 to 1000 m
7 HF 3 to 30 MHz 10 to 100 m
8 VHF 30 to 300 MHz 1 to 10 m
9 UHF 300 to 3000 MHz 10 to 100 cm
10 SHF 3 to 30 GHz 1 to 10 cm
11 EHF 30 to 300 GHz 1 to 10 mm
12 THF 300 to 3000 GHz 0.1 to 1 mm

[IEEE] – Radar-frequency bands according to IEEE standard:

Band
designation
Frequency range [citation needed]
HF 3 to 30 MHz High Frequency[7]
VHF 30 to 300 MHz Very High Frequency[7]
UHF 300 to 1000 MHz Ultra High Frequency[7]
L 1 to 2 GHz Long wave
S 2 to 4 GHz Short wave
C 4 to 8 GHz Compromise between S and X
X 8 to 12 GHz Used in WW II for fire control, X for cross (as in crosshair). Exotic.[8]
Ku 12 to 18 GHz Kurz-under
K 18 to 27 GHz German Kurz (short)
Ka 27 to 40 GHz Kurz-above
V 40 to 75 GHz
W 75 to 110 GHz W follows V in the alphabet
mm 110 to 300 GHz​[note 1] Millimeter[6]

EU, NATO, US ECM frequency designations: Radar-frequency bands as defined by NATO for ECM systems:

Band Frequency range
A band 0 to 0.25 GHz
B band 0.25 to 0.5 GHz
C band 0.5 to 1.0 GHz
D band 1 to 2 GHz
E band 2 to 3 GHz
F band 3 to 4 GHz
G band 4 to 6 GHz
H band 6 to 8 GHz
I band 8 to 10 GHz
J band 10 to 20 GHz
K band 20 to 40 GHz
L band 40 to 60 GHz
M band 60 to 100 GHz

Waveguide frequency bands:

Band Frequency range [10]
R band 1.70 to 2.60 GHz
D band 2.20 to 3.30 GHz
S band 2.60 to 3.95 GHz
E band 3.30 to 4.90 GHz
G band 3.95 to 5.85 GHz
F band 4.90 to 7.05 GHz
C band 5.85 to 8.20 GHz
H band 7.05 to 10.10 GHz
X band 8.2 to 12.4 GHz
Ku band 12.4 to 18.0 GHz
K band 15.0 to 26.5 GHz
Ka band 26.5 to 40.0 GHz
Q band 33 to 50 GHz
U band 40 to 60 GHz
V band 50 to 75 GHz
W band 75 to 110 GHz
F band 90 to 140 GHz
D band 110 to 170 GHz
Y band 325 to 500 GHz

Comparison of radio band designation standards:

Frequency IEEE[6] EU,
NATO,
US ECM
ITU
no. abbr.
A TLF
3 Hz 1 ELF
30 Hz 2 SLF
300 Hz 3 ULF
3 kHz 4 VLF
30 kHz 5 LF
300 kHz 6 MF
3 MHz HF 7 HF
30 MHz VHF 8 VHF
250 MHz B
300 MHz UHF 9 UHF
500 MHz C
1 GHz L D
2 GHz S E
3 GHz F 10 SHF
4 GHz C G
6 GHz H
8 GHz X I
10 GHz J
12 GHz Ku
18 GHz K
20 GHz K
27 GHz Ka
30 GHz 11 EHF
40 GHz V L
60 GHz M
75 GHz W
100 GHz
110 GHz mm
300 GHz 12 THF
3 THz

Chcesz wiedzieć więcej, przejdź do wikipedii thru poniższego linku: Radio spectrum