Hanson, Mass Communication 8e
SAGE Publishing, 2022
Lecture Notes
Chapter 6: Audio: Music and Talk Across Media
Learning Objectives
1-1 Identify and describe the two major inventions in recording and audio technology history
that changed how people experience music
1-2 Explain how streaming audio programming extends the reach of terrestrial stations
1-4 List three types of long-tail audio technology changing the audio and recording industry for
everyone from music fans to international stars
Annotated Chapter Outline
I. The History of Audio Recording and Transmission
A. Phonograph: early sound-recording machine
B. Gramophone: device that used a method for recording sound on flat discs rather than
on cylinders
C. Berliner and the idea of the recording industry
D. A New Way of Publishing Music
i. High fidelity (hi-fi): term used to refer to a combination of technologies that
allowed recordings that reproduced music more accurately
ii. Non-notated music: music like folk songs or jazz solos that didn’t exist in written
form
iii. Evolving Formats for Recorded Music
a. 45-rpm disc: had high sound quality, but could only contain four
minutes of music
b. Digital recording: a method of recording sound that involves storing it
as a series of numbers
d. Home digital copying controversy
E. The Birth of Radio: Transmitting Music and Talk
i. Telegraph: technology that allowed messages to be sent electrically
ii. Wireless telegraph: a point-to-point communication tool that used radio waves
to transmit messages
iii. Radio as Mass Communication
a. Reginald Fessenden and sending voice signals over radio