Contents
Page
Description
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
General
5
Description
of
the
Oscillator
and
Mixer-Section
. . . . . . . . . . . . . . . . . . . . 6
Partial
Blocking
of
Frequency
Range
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Description
of
the
Output
Amplifier
Section
......................
10
Power
Supply
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
()peration
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
13
General
........................................................
13
Calibration
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
14
Operation
Using
the
Output
Terminals
Marked
LOAD
............
14
Operation
Using
the
Built-in
Attenuator
.........
.
.............
..
. 15
Frequency
Modulation
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
15
Automatic
Recording
............
..
..............................
16
Automatic
Regulation
of
the
Output
Power
........................
19
Remote
Control
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Trouble
Shooting
..........................................
."
.....
21
Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
21
Output
Transformer
TU
0005
..
.
...
.
...
.....
.
.. ..
................
21
Applications
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Group
A.
Electronic
Measurements
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Measurement
of
Frequency
Response
of
Four-Terminal
Networks
..
22
A.C.
Bridge
Measurements
........................................
23
Measurement
of
Gain
in
A.F.
Amplifiers
...........................
25
Group
B.
Acoustical
Measurements
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Recording
of
the
Frequency
Response
of
Loudspeakers
. . . . . . . . . . . . 26
Recording
of
the
Frequency
Response
of
Microphones
. . . . . . . . . . . . 27
Recording
the
Frequency
Characteristic
of
Hearing
Aids
and
Ear-
phones
..
.
..................................................
28
Checking
of
Hearing
Aids
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Measurements
on
Air
Filters,
Carbureltor
Inlets
etc
.................
31
Testing
the
Qualities
of
Airborne
Sound
Insulation
................
33
Measurement
of
Reverberation
Time
..............................
33
Frequency
Calibrated
Paper
......................................
35
Non-Frequency
Calibrated
Paper
................................
37
Use
of
the
Protractor
SC 2361
....................................
37
Absorption
Measurement
of
Sound
Insulation
Material
............
38
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