Selelekela sa BTF Testing Lab Radio frequency (RF).

tlhaloso e khuts'oane:

Maqhubu a seea-le-moea a bitsoa RF, maqhubu a seea-le-moea ke RF ea hona joale, ke mofuta oa maqhubu a phahameng a maqhubu a motlakase a fetohang ka nako e khuts'oane. BTF Testing Lab e na le laboratori e felletseng ea maqhubu a radio. Alternating current e fetohang ka tlase ho makhetlo a 1000 ka motsotsoana e bitsoa low-frequency current, 'me maqhubu a maqhubu a fetang makhetlo a 10,000 a bitsoa high-frequency current,' me maqhubu a seea-le-moea ke maqhubu a phahameng joalo. Sisteme ea thelevishene ea mohala e sebelisa mokhoa oa phetiso ea maqhubu a radio.

Ka lisebelisoa tsa elektronike, motlakase o phalla ka har'a conductor le mefuta ea matla a khoheli e potolohileng eona. Mohaho o mong o feta ka har'a conductor, 'me sebaka se fapanyetsanoang sa motlakase se thehoa ho pota-pota sekontiri, se bitsoang electromagnetic wave.