International

Electrotechnical

Area		Telephony / Telephone set components

IEV ref		722-02-03

en		carbon (telephone) transmitter carbon microphone
		a telephone transmitter which depends for its operation on variations in contact resistance, between carbon granules

fr		microphone à charbon, m
		microphone dont le fonctionnement repose sur la variation des résistances de contact entre des granules de charbon

ar		مرسل (هاتف) بمقاومة حبيبات الكربون

de		Kohlemikrofon, n

es		micrófono de carbón

fi		hiilimikrofoni

it		microfono a carbone

ko		탄소 전화 송화기 탄소 마이크로폰

ja		炭素式電話送信器

pl		mikrofon węglowy

pt		microfone de carvão

sv		kolkornsmikrofon

zh		炭精粒电话送话器

Publication date: 1992-11