Title :
Compandorized Carrier-Frequency Program Transmission, Including Stereophony
Author :
Guttenberg, WolfgangVon
Author_Institution :
Siemens AG, Munich, Germany
fDate :
4/1/1970 12:00:00 AM
Abstract :
Two 15-kHz channels positioned symmetrically in the 60-108-kHz-channel group are used for the transmission of two different programs or one stereophonic program. A new carrierfrequency compandor reduces noise by about 20 dB. The channel group is loaded with a mean power of 500 μW.
Keywords :
Acoustic noise; Acoustical engineering; Amplitude modulation; Communications technology; Crosstalk; Filters; Frequency; Low-frequency noise; Noise reduction; Nonlinear distortion;
Journal_Title :
Communication Technology, IEEE Transactions on
DOI :
10.1109/TCOM.1970.1090341
