A Timeline of Sound
Recording
Recording and the Psychology of
Sound
1877 Edison records human voice
1881 First Lateral Cut Record
1890 First Coin-op Juke Box
Two Popular Formats of
the Early 1900’s
Two Popular Formats of
the Early 1900’s
Two Popular Formats of
the Early 1900’s
Recorded Audio
Music Data
(MIDI)
1908 First Film Score (played live)
1914 First Vacuum Tube Amplifier
How Amplification Works
source
output
How Amplification Works
source
output
How Amplification Works
source
output
Feedback loop
How Amplification Works
source
output
amplifier
How Amplification Works
source
output
amplifier
volume control
1920 First Commercial Radio
How Radio Works
source
How Radio Works
source
modulator
How Radio Works
source
* amplitude modulation
* frequency modulation
modulator
How Radio Works
source
amp
modulator
How Radio Works
source
amp
transmitter
modulator
How Radio Works
receiver
de-modulator
How Radio Works
* amplitude modulation
* frequency modulation
de-modulator
How Radio Works
* amplitude modulation
* frequency modulation
de-modulator
AM and FM!
1926 Vitaphone – disc based audio
synched to film
1927 The Jazz Singer – first spoken
words in film
1933 The first magnetic
multi track recording systems
1938 Les Paul multi track recording
with discs; and guitar amplification!
Multi track over dubbing with discs
1st pass
2nd pass
1939 Disney’s Fantasia
• multi track – multi channel
• synched to film
• early surround sound
1951 Magnetic Tape Standard
•Very large
•Hard to move!
1955 suitcase sized recorder
on location in Egypt
for “The Ten Commandments”
1966 Beatles Sgt. Pepper with 4 trks?
1966 Beatles Sgt. Pepper with 4 trks?
multiple passes
Early 1970’s
The average American teenager had a better
sound system than the local movie theater!
1974 Todd Rundgren
solo recording artist
24 track tape
1975 Dolby Optical Stereophonic
1976 Brian Eno
the studio as a musical instrument
1977 Star Wars – Lucas and THX
plus sub-woofer
1979 Surround Sound Standard
5.1 Surround
1989 Digidesign Sound Tools
1993 Digidesign Pro Tools
with TDM plug-ins
2005 Pro Tools HD
Avid Pro Tools Today