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Table 8 An overview of the ISM frequency bands defined by the ITU-RR [68]

From: Impact of EU duty cycle and transmission power limitations for sub-GHz LPWAN SRDs: an overview and future challenges

Start freq.

End freq.

Center freq.

Remarks

6.765 MHz

6.795 MHz

6.780 MHz

 

433.05 MHz

434.79 MHz

433.92 MHz

Only in most countries belonging to region 1

61 GHz

61.5 GHz

61.25 GHz

 

122 GHz

123 GHz

122.5 GHz

 

244 GHz

246 GHz

245 GHz

 

13.553 MHz

13.567 MHz

13.560 MHz

 

26.957 MHz

27.283 MHz

27.120 MHz

 

40.66 MHz

40.70 MHz

40.68 MHz

 

902 MHz

928 MHz

915 MHz

Only in region 2

2.400 GHz

2.500 GHz

2.450 GHz

 

5.725 GHz

5.875 GHz

5.800 GHz

 

24 GHz

24.25 GHz

24.125 GHz

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