Ringing/Ringback tones in time: Norway (1955-2024)
Автор: Tons Of TONZ
Загружено: 2024-10-16
Просмотров: 1038
Описание:
TONZ IN TIME: RINGING/RINGBACK (NORWAY, 1955-2024)
RINGING / RINGBACK TONE: A tone advising the caller that a connection has been made and that a calling signal is being applied to a telephone number or service point (from ITU-T Recommendation E.182, Annex A).
The evolution of the ringback tone in Norway according to official CCITT/ITU documents spanning from 1955 to 2010.
Timeline breakdown:
0:00 - 1955-1997
0:30 - 1966-1997
1:00 - 1973
1:30 - 1977-2024
All the tones are normalized to -6 dB.
References:
CCITT Green Book Vol. V (1955)
CCITT Blue Book Volume VI (1966)
CCITT Green Book Vol. VI-4 (1973)
CCITT Orange Book Vol II, Fascicle II.2 (1977)
ETSI TR 101 041-2 V1.1.1 (1997)
ITU-T Recommendation E.180 (2010).
#norway #ringing #ringback #phonesounds #history #phonetone #phonecall #soundeffects #sfx #tech #technology
Повторяем попытку...
Доступные форматы для скачивания:
Скачать видео
-
Информация по загрузке: