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FCC的定义在Part15.3,如下。当然这也是只是针对Part15覆盖的产品的。其他部分的看相应部分的definition。. g- g$ S& I6 D, o: j/ `4 p7 B0 N2 T
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http://a257.g.akamaitech.net/7/2 ... ctqtr/47cfr15.3.htm
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(h) Class A digital device. A digital device that is marketed for " R; e, H; U9 k6 I/ F
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use in a commercial, industrial or business environment, exclusive of a 8 m1 [7 B& d/ \: n D# N( W& d, u
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device which is marketed for use by the general public or is intended to
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be used in the home.
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5 G$ j& Z% a. J (i) Class B digital device. A digital device that is marketed for 4 x% ?: R- s/ \& v; A
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use in a residential environment notwithstanding use in commercial,
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* k6 q* ?+ z1 [& D1 Ubusiness and industrial environments. Examples of such devices include,
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but are not limited to, personal computers, calculators, and similar
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electronic devices that are marketed for use by the general public.3 A' j/ j& |4 P+ q' s; \7 W. D
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; Y+ w; R8 n$ N \ L3 q Note: The responsible party may also qualify a device intended to be % O" |3 l; q3 k3 V; j* m" h' k, K
' ~) f1 }% V* p% A. P6 h) G( Ymarketed in a commercial, business or industrial environment as a Class B device, and ' ^4 s6 ]& e+ e4 M9 G4 p$ ^
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in fact is encouraged to do so, provided the device complies with the ( i9 H* M# r4 F9 F
; y5 o8 w+ w4 u3 B3 jtechnical specifications for a Class B digital device. In the event that
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/ ]# b$ p( X- g K. U9 B0 P, y9 I) E: ya particular type of device has been found to repeatedly cause harmful . ]6 Q- y( M5 C& d+ A1 u$ c0 W3 `
$ j2 u: ^4 g. f$ ~7 T) ]interference to radio communications, the Commission may classify such a
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9 y/ p0 ^$ u) v0 ndigital device as a Class B digital device, regardless of its intended
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use. |
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