Regulations For Uhf Frequency Bands In Thailand; Regulations For Uhf Frequency Bands In The Usa - Siemens SIMATIC RF600 System Manual

4.6.13

Regulations for UHF frequency bands in Thailand

FCC (Federal Communications Commission)
● UHF band: 920.25 to 924.75 MHz
● Radiated power: max. 4 W (EIRP)
● Number of channels: 10
● Frequency hopping
Frequency hopping
This technique is intended to prevent mutual interference between readers. The reader
changes its transmission channel in a random or programmed sequence (FHSS). 10
available channels mean that the probability is low that two readers will be operating on the
same frequency.
4.6.14

Regulations for UHF frequency bands in the USA

FCC (Federal Communications Commission)
● UHF band: 902 to 928 MHz
● Radiated power: max. 4 W (EIRP)
● Number of channels: 50
● Frequency hopping
Frequency hopping
This technique is intended to prevent mutual interference between readers. The reader
changes its transmission channel in a random or programmed sequence (FHSS). 50
available channels mean that the probability is low that two readers will be operating on the
same frequency.
SIMATIC RF600
System Manual, 05/2012, J31069-D0171-U001-A13-7618
4.6 Regulations applicable to frequency bands
RF600 system planning
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