01212nam0 22002891i 450 RML029407820231121125738.020121121d1971 ||||0itac50 baitaitz01i xxxe z01nRoma e i romani nella stampa e nella pubblicistica dal 1861 al 1870Roma Aziende Tipografiche Bardi 1971115 p.22 cmIn testa al front.: Biblioteca dell'Istituto di Storia moderna e contemporanea RomaRomaStoria1861-1870FIRRMLC424442I016.94Bibliografie e cataloghi di storia. Francia. 1804-181521ITIT-0120121121IT-RM0281 IT-FR0017 BIBLIOTECA VALLICELLIANARM0281 Biblioteca umanistica Giorgio ApreaFR0017 RML0294078Biblioteca umanistica Giorgio Aprea 52CIS 10/622 52VM 0000637235 VM barcode:00049549. - Inventario:1447 MAGVMA 2006101020121204 08 52Roma e i romani nella stampa e nella pubblicistica dal 1861 al 1870955422UNICAS01932nam 2200385 450 99657469360331620231211115050.01-5044-6339-010.1109/IEEESTD.2020.8998539(CKB)5280000000208134(NjHacI)995280000000208134(EXLCZ)99528000000020813420231211d2020 uy 0engur|||||||||||txtrdacontentcrdamediacrrdacarrier269-2019 - IEEE Standard for Measuring Electroacoustic Performance of Communication Devices /IEEENew York. :IEEE,2020.1 online resource (203 pages)Practical methods for making electroacoustic laboratory measurements of analog and digital speech communications terminals and connected audio devices are contained in this standard. The methods are applicable to a wide variety of wired, wireless, cordless, and mobile communication terminals. Examples include Voice over Internet Protocol (VoIP), Wi-Fi®, and softphone devices. Tests applicable to connected audio devices such as wired, Bluetooth®, and universal serial bus (USB) handsets, headsets, and wearables are included. The standard contains objective metrics, subjective metrics, and subjective metric predictors. Application is in the frequency range from 20 Hz to 20 kHz.Electro-acousticsCommunicationTechnological innovationsSoundTransmissionMeasurementElectro-acoustics.CommunicationTechnological innovations.SoundTransmissionMeasurement.621.380412NjHacINjHaclDOCUMENT996574693603316269-2019 - IEEE Standard for Measuring Electroacoustic Performance of Communication Devices2582076UNISA