Tshwara fono ka tsela eo o neng o ka tshwara fono efe kapa efe
e sele. Se ke wa kwahela bokahodimo ba fono ha e le tshebetsong, kaha sena se ka ama khwalithi ba call mme se ka baka hore fono e sebetse ka matla a phahameng ho feta kamoo ho hlokehang, ka hona dinako tsa ho bua le standby di kgutsufale.
Kgahlamelo ya maqhubu a radio (RF) le SARFono ya hao ke sealemoya se romelang le ho amohela kgaso ya matla a tlase. Ha se buletswe se ntsha maqhubu a radio a matla a bobebe (radio frequency energy) (e tsejwang hape ka hore ke ‘radio waves’ kapa ‘radio frequency fields’).
Mebuso lefatsheng ho pota e ananetse melawana e hlakileng
ya polokeho ya matjhaba, e radilweng ke mekgatlo ya tsa mahlale, jwalo ka ICNIRP (International Commission on
a kgahlamelo/ho angwa ke maqhubu a radio bakeng sa batho bohle. Maemo ana a kenyeletsa moedi wa polokeho o reretsweng ho fana ka tiisetso ya polokeho ho batho bohle, ho sa tsotellehe hore na ke ba dilemo dife le maemo a bophelo a jwang, le ho kenyeletsa diphapano dife kapa dife tse ka bang teng ditekanyetsong tsena.
Specific Absorption Rate (SAR) ke yuniti ya tekanyo ya matla a maqhubu a radio a kenang mmeleng ha motho a sebedisa selfounu. Boleng ba SAR bo lekanngwa boemong ba matla bo
ha e le tshebetsong bo ka ba katlase haholo ho boleng bona. Sena ke ka lebaka la hobane fono e etseditswe ho sebedisa bonyane ba matla a hlokehang ho fihlella leqhubu (network).
Diphapano tsa SAR tse ka tlase ho ditekanyetso tsa kgahlamelo
ya maqhubu a radio ha di bolele hore ho na le diphapano polokehong. Leha ho ka ba le diphapano tsa maemo a SAR hara diselfounu, dimotlolo tsohle tsa difono tsa Sony Ericsson di etseditswe ho kgotsofatsa ditekanyetso tsa kgahlamelo ya maqhubu a radio.
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