CONTENTS
Page
2.
CHAMBER ACOUSTICS . . . . . .
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.39-277
a.
Reverberation . . . . .
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.39-277
b.
Resonances . . . . . . .
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.39-277
c.
Helium Speech Distortion
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.39-278
3.
INTERCOM POWER REQUIREMENTS . . . . . . . . . . . .39-278
4.
PROTECTION OF AUDIO EQUIPMENT FROM PRESSURE
EFFECTS . . . . . . . . . . . . . . . . . . . . . .39-278
a.
Receiving and Transmitting Devices . . . . . .39-278
5.
EXAMPLE INSTALLATION
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Section
2.
VIDEO COMMUNICATIONS
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1.
VIDEO COMMUNICATIONS
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2.
VIDEO COMMUNICATION AS A SUPPLEMENT TO DIRECT
OBSERVATION . . . . . . . . . . . . . . . . . . . .39-280
3.
CAMERA STYLES AND SELECTION . . . . . . . . . . . .39-282
4.
CAMERA LOCATIONS
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5.
LENS SELECTION AND FIELD OF VIEW
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6.
LIGHTING REQUIREMENTS . . . . . . . . . . . . . . .39-283
7.
VIDEO RECORDERS . . . . . . . . . . . . . . . . . .39-283
CHAMBER OPERATING CONTROL SYSTEMS . . . . . . . . .39-284
1.
SCOPE . . . . . . . . . . . . . . . . . . . . . . .39-284
Section
1.
OPERATING CONTROL SYSTEM TYPES
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1.
CHAMBER CONTROL SYSTEM TYPES
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2.
MANUAL CONTROL SYSTEM . . . . . . . . . . . . . . .39-284
3.
AUTOMATIC COMPUTER-OPERATED CONTROL SYSTEM
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4.
COMBINATION AUTOMATIC-MANUAL CONTROL SYSTEM . . . .39-284
Section
2.
CONTROL PANEL DESIGN
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1.
CONTROL PANEL DESIGN
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