The following table defines the unlicensed frequencies available in a number of countries:
|ISM Band (max 4W EIRP)
|ISM Band (Used by GSM in most countries)
|UNII (Unlicensed - National Information Infrastructure) max. 200 mw EIRP
|UNII max. 1w EIRP
|UNII max. 4w EIRP
For a complete list of all US frequencies go to the US Frequency Allocation site.
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