Sony C-47 User manual

OT
SS
ES
MICROPHONE
POWER
SUPPLY
UNIT
SPECIFICATIONS
Type:
C-47
Variable
directivity
condenser
microphone
**-
The
external
magnetic
field
induction
noise
is
Power
requirements:
Battery
operation:
measured
with
the
microphone
placead
in
an
Normal
operating
voltage:
6
V
DC
alternating
magnetic
field
of
50
Hz,
1m
gauss.
Minimum
operating
voltage:
Approx.4.5
V
DC
The
maximum
noise
value
is
obtained
and
then
Current
drain:
Less
than
40
mA
converted
to
the
equivalent
input
sound
level.
:
|
(0dB
=2x
10°
“ubar)
Battery
life:
Approx.
150
hours
with
Sony
long-life
batteries
OdB=
2x
Huet
AC
operation:
Power
requirements
120
V
AC,
60
Hz
(US
model)
Maximum
220—240
V,
50/60
Hz
(E
model)
sound
pressure
Power
consumption
3
W
input
level:
Approx.
154
dB
SPL
(20—20,009
Hz)
Directivity:
|
Uni-directional
and
Omni-directional
variable
Dynamic
range:
Approx.
130
dB
Output
impedance:
50
2
+20%,
1,000
Hz,
balanced
=
wirenmentel
Output
level:
Effective
output
level:
—43
dBm
temperatures:
aon
as
140°F
for
storage
(0
dBm
=
1
mW
/1Oubar,
1,000
Hz}
39°
eas
140.
F
for
operation
Open
circuit
voltage:
0.82
mV/ubar,
at
1,000
Hz
Microphone
cable:
5.8mm
(4)
dia.,
4-conductor
shielded
Output
level
deviation
is
=2
dB.
cable:
Recommended
load
impedance
is
more
than
3
k{2.
10
ft
with
CANNON
Frequency
response:
30
Hz
—
18,000
Hz
XLER-5-12C
connector
Noise
level:
S/N
ratio:
More
than
50
dB
(1,000
Hz,
iubar)
Mounting
thread:
PF
%
Inherent
noise:
Less
than
24
oie
Dimensions:
See
page
2.
=
a
ba
‘
1
ee
(OR
=
2
5:10.
HpaI)
Weight:
Microphone
500g,
1
Ib
202
Wind
noise
*
Less
than-45
€B
SPL
2
a
_
induce
Power
supply
VOOOG.
2
ie
202
poe
noise
(without
batteries)
from
externa!
magnetic
field
«2.
Less
than
—20
dB
SPL/m
gauss
Wind
noise
is
the
value
measured
by
applying
a
wind.
velocity
of
6.6
ft/second
from
all
di-
rections
on
the
microphone.
The
mean
value
is
obtained
and
converted
to
the
equivalent
input
sound
level.
(0
dB
=2
x
10
ubar]

Dimensions:
61
(2
2)
mel
S2dia
[ey
a
16
Units
in
mm
(approximate
inches
in
parentheses)
1,
DISASSEMBLY
1-1.
CAGE
AND
BOTTOM
CASE
REMOVAL
Cage
Removal:
Steps
9,
80,@8,0,6,0
Bottom
Case
Removal:
Steps
@,
@,.@0,©6
cage
ass’y
i
@
screw,
K2
x
35
tt,
A
9
\
eS
‘
S
F
a
y
i
6
screw,
oat<
K2
x
3.5
Ly
re
|
CA
*,
Q
cable
bottom
case
{
b@
screw,
RK3
x
10
1-2.
MICROPHONE
CAPSULE
AND
AMP
CIRCUIT
BOARD
REMOVAL
Microphone
Capsule
Removal:
Steps
@,0,0,.@
Circuit
Board
Removal:
Steps
@.,
@,
6.
@,
7
©
@
Remove
the
cage
ass’y.
6
two
screws,
P2
x
3
©
Loosen
screw
P2
x
&.
icroph
/
\
sma\:
microphone
capsule
ass’y
LS)
amp
circuit
board
(cased)
f
y,
two
screws,
P2x3
@
Unsolder
lead
wires.
©
Carefully
remove.
Unsolder
five
lead
wires.
@
Remove
amp
circuit
board
from
the
shield
case.
1-3.
DC-DC
CONVERTER
REMOVAL
Steps:
@©,0,0,.0
~@_
Remove
the
bottom
case.
DC-DC
converter
©
two
screws,
ser
@
Carefully
Fi
remove.
©)
Unsolder
five
lead
wires.
>
two
screws,
P2
x3
i.

1-4.
POWER
SUPPLY
CASE
REMOVAL
1-5.
POWER
SUPPLY
CIRCUIT
BOARD
REMOVAL
Remove
power
supply
case.
screws,
B3
x
4
screws,
BS
x
4
@
four
screws,
BSx
4
2.
ADJUSTMENT
BATTERY
CHECK.
METER
CALIBRATION
4.
Set
the
external
power
supply
to
aN
ue
adjust
:
R6
so
that
BATTERY
check
meter
indicates
‘‘4’,
1.
Remove
batteries
from
the
microphone
power
5.
Set
the
external
power
supply
to
5V.
supply.
7
BATTERY
check
meter
pointer
should
place
2,
Connect
an
external
regulated
dc
power
supply
on
the
dot
between
“4”
and
“6”’.
as
shown
below.
:
6.
Set
the
external
power
supply
to
6V.
3.
Turn
the
POWER
switch
of
the
microphone
BATTERY
check
meter
pointer
should
place
power
supply
on.
On
Oo
regulated
dc
power
supply
O
Py
red
R6
to
terminal
5
(WHT)
-
of
CN2
(MIC
connector}

|
Q|
6519
Q3
2SK43
bo
Qee
-eSdec
Q4
2SK23A
C1
10/35V
|
a
SHIELD
[C2
lO/S9V
CNT
MICROPHONE
|
fg
MIC
CAPSULE
OUTPUT
C-3D
|
42
|,
DC
DC
as
|
ao:
CONVERTER
<4.
99}
fs
ES
eras
4.
MOUNTING
DIAGRAM
(AMP
SECTION)
-
—
Conductor
Side
—
|
Q
WHT.
CNt
foo
SHIELD
2
CLEAR
|
MIC
'
OUTPUT
|
cays
=)
2
SEX
|
=
|
oy
i403
MICROPHONE
ee
a
CAPSULE
ee
C-3D
(ho
|
|
~
ORG]
viol
7
,
ae
oo
:
BRNT
La
aoe
e
io
|
|
'
|
BLK
V0
|
LORG
|
BRN
Note:
©
All
capacitors
are
in
uF
unless
otherwise
noted.
pF=uyF.
50
WV
or
less
are
not
indicated
except
for
electrolytics.
All
resistors
are
in
ohms,
“%W
unless
otherwise
noted.
kQ
=
1000.9,
MQ
=
1000k2
@.
=:
Chassis
ground,
°
e
Voltages
are
de
with
respect
to
ground
unless
otherwise
noted.
®
Readings
are
taken
under
no
signal
conditions
with
a
VOM
(20k2/V).
©
Voltage
variations
may
be
noted
due
to
normal:
pro-
duction
tolerances.
@
Ee
ee
B+
bus:
te
@.
0°28.
B+
pattern.
CAUTION
1.
The
amp
mount
ass’y
has
been
carefully
adjusted
at
the
factory.
If
some
trouble
occurs
on
it,
re-
place
the
amp
mount
ass’y.
The
parts
on
the
amp
mounted
circuit
board
are
not
individually
available,
2.
Do
not-short-circuit
across
DC-DC
convertor
terminals
o.¢-and?4--
>
and-.
across
terminals
3
and
5,
BOARD
DC
~DC
CONVERTER

pains
“Dearne
Se
RRR
RRR
ine
RRR
mee
NRL
NR
RR,
nant
Pee
SORE
REED
6
ONE
PS
em
Rn
EE
SOME
I
tome
ranean
ce
Spence,
epbiretiels:
tial
seemareaenen
_onaneny
arm
seepe
menor
eee
RSE
OF
rs
IIS
TENET
NE
EET
Feasts
PIs
at
Recents
ep
cee
ly
Sapte
Manel
oi
ete
5.
SCHEMATIC
DIAGRAM
(POWER
SUPPLY
SECTION)
S2-2
POWER]
TRANSFORMER
|;
Se
eeeelikarendii
a
en
(E
model)
-————}
en
eee
etm
eee
ere
ree
72
|,
$2-2
POWER]
|
POWER]
TRANSFORMER
|
gee
eter
he
en
ee
|
|
(US
model)
R
Q5
2SK23A
—-Q7_-2scll24
~
:
CD2
CN2
(XLR-5-13)
|
Q6
2501364
[METER
=-
“Hh
-
D2
RD7AM
~
AGL
|
IR
ee
390(1/2W)
a9
<i
sz
|
F2IA
ue
6.
MOUNTING
DIAGRAM
(POWER
SUPPLY
SECTION)
—
Conductor
Side
—
YEL
0.25A
R7
100K(E
model)
ORG
(ames
Fe
IA
NLT
YEL
a
7
WHT
BATTERY
SIZE“D”
Re
52
rae
3
-5-|
(IEC
DESIGNATION
R20)
POWER
4PCS
6V
DC
—
=
¥
g
RED
3
oie
fe
RED
~
BLK
i
WHT
=
+
RED|
GRY
GRN
ee
aS
eae
oO
CJ
()
=
YEL
100
_
BLU
DI
wT
ov
|
T2
|
POWER
_
TRANSFORMER
a
<a
}
ORG
120V_~
S
C-47
C-47
BATTERY
SIZE
“D”
(IEC
DESIGNATION
R20)
4Pcs
6V
DC
CN3
(XLR-3-14)
OUTPUT
.
MICROHONE
TRANSFORMER
A
oO
eS
cat
:
+
mm
>
8)
<
1
Naayyan
(US
model)
POWER
TRANSFORMER
(E
model)
Note:
Cc?
c8
C9
us
;
MICROPHONE
01
O.1
0.047
TRANSFORMER
CN3
(XLR-3-14)
OUTPUT
Replacement
Semiconductors
For
replacement,
use
semiconductors
except
in
(
).
Amp
Section
Q1:
6519
Q2:
2SJ22
Q3:
2SK43
G
I
pe
“3
wae
Ss
Ss
GDs
G
ub
QO4:
2SK23A
All
capacitors
are
in
wF
unless
otherwise
noted.
pF
=
uwuF.
50
WV
or
less
are
not
indicated
except
for
electrolytics.
All
resistors
are
in
ohms,
“%W
unless
otherwise
noted.
kQ
=
10002,
MQ
=
1000kN
All
variable
and
adjustable
resistors
have
character-
istic
curve
B,
unless
otherwise
noted.
4
:
internal
component.
PME
+
B+
bus.
[]
:
panel
designation.
(_____|
:
adjustment
for
repair.
Voltages
are
dc,
and
are
measured
when
plugging
microphone
unit
into
MIC
input
jack
in
ac
ope-
ration
condition.
Readings
are
taken
under
no
signa!
conditions
with
a
VOM
(20k2/V).
Voltage
variations
may
be
noted
due
to
normal
production
tolerances.
:
B+
pattern.
DC
resistance
measurements
are
with
coils
connect-
ed
on
the
circuit
board,
and
are
approximate.
Switch
TONE
SELECTOR
POWER
AC-DC
SELECTOR
INCLUDED
IN
RELEY
(RY1)
Power
Supply
Section
Q5:
2SK23A
Q6:
2SC634A
}
Cc
Ko)
E
/
Ces
SGD
Cc
‘B
D1:
CD2
D2:
RD7AM
black
cathode
i
‘
anode
--
|—
anode
‘
Oe
eal
cathode
«anode
(2SC1364)
es
fy
z
Ec
8
Q7:
28C1124
C
i)
&
FoR,

C-47
7,
EXPLODED
VIEWS
X-2522-101-0
Cage,
Ass‘’y
2-522-128-00
Washer
2-503-234-00
Screw
2-503-234-00
2
2-522-128-00
Washer:
Case,
lower
2-517-126-00
Bushing,
free
2-522-124-00
Screw
(B),
support
3
Clamp,
bushing
2-522-133-00
Screw,
RK3
x
10
Belt,
bushing
2-§22-123-00
Screw
(A),
support
2-5
18-102-00
Plate,
serial
number
2-5
16-344-00
Screw,
PM
3
x
97
2-522-136-00
Screw,
arm
1-55
1-189-00
Cable,
microphone,
Arm,
support
w/connector
(CN1)
pp:
X-2522-108-0
Socket
Ass’y
Socket,
stand
screw
ed
e
Items
with
no
part
number
and/or
no
description
are
not
stocked
because
they
are
seldom
required
for
routine
service.
e
All
screws
are
Phillips
(cross
recess)
type
unless
otherwise
noted.
(—)
=
slotted
head
C-47
2-522-134-00
-4510-010-
A-4510-010-A
Belt,
capsule
Capsule
Ass’y
P2x3
A-4518-018-4
Complete
Circuit
Board,
emp
Frame
Ass’y,
upper
P2x3
2-522-127-00
Bushing
Stay,
amp
board
Spacer,
terminal
board
Ring,
center
Shaft,
s
t
Dust
cover
(B)
uppor
1-464-052-00
T2x4
DC-DC
Converter
Terminal
Board
Contactor,
P2x3
ground
Clamp,
cable
{
|
Terminal
Board
C3
LW2,
w/internal
tooth
5
P2x3
Note:
e
Items
with
no
part
number
and/or
no
description
are
not
stocked
because
they
are
seldom
required
for
routine
service.
e
All
screws
are
Phillips
(cross
recess)
type
unless
otherwise
noted.
(—)
=
slotted
head

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pa}jOys
=
(—)
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——~—
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(£N)
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Holder,
battery
case
Heat
Sink
Battery
Case
LW3,
w/internal
tooth
Printed
Circuit
Board,
power
supply
1-442-425-00
(US
model)
1-442-988-00
{E
madef}
Transfoemer,
power
(F2j
1-515-184-00
3-612-023-00
Relay
(RY?)
:
Plus
Terminal
2
Bracket,
power
transformer
3-533-574-00
Spring,
battery
1-532.265-XX
LW,
wéinternal
tooth
Fuse,
7A
(F2}
i
9-532-277-00
Fuse,
0.25
A
(FT
|
|
|
2.522-152-00
i
Labei
(Aj,
fuse
!
B3x6é
2%
1
'
|
7
2-522-153-00
|
Label
(8),
fuse
B3x6
ae
w/internal
tooth
|
~
\
<i
Le
2-522-161-00
(US
model)
Lug,
2mm
dia.
!
2-522-165-00
(E
model)
aap
pias
Label,
specification
oe
Post,
fuse;
UL
type
y
:
ae
;
aN
1-534-538-XX
:
ae
:
——<
Cord,
power
3-410-032-00
3
Case
Ass’y,
bottom
Stopper,
power
cord
NZ
LW3,
w/internal
tooth
1-429.049-00
Transformer,
microphone
{77)
Reinforcement
ee
|
7
LW2,
w/internal
tooth
@)
cy
LW2,
w/internal
tooth
Lock
Lid,
battery
case
Note:
®
Items
with
no
part
number
and/or
no
description
are
not
stocked
because
they
are
seldom
required
for
routine
Service.
e
All
screws
are
Phillips
(cross
recess)
type
unless
otherwise
noted.
(—)
=
slotted
head
5
7
(—)
=
slotted
head
402

8.
ELECTRICAL
PARTS
LIST
Ref.
No.
Part
No.
Description
COMPLETE
CIRCUIT
BOARD
A-4518-018-A
Amp
SEMICONDUCTORS
Transistors
Q5
2SK23A
=
Q6
28C634A
Q7
28C1124
Diodes
D1
CD2
D2
RD7AM
TRANSFORMERS
Ti
1-429-049-00
Microphone
T2
1-442-425-00
Power
(US
model)
1-442-988-00
Power
(E
model)
CAPACITORS
All
capacitors
are
in
uF
and
ceramic
unless
otherwise
noted.
50
WV
or
less
are
not
indicated
except
for
electrolytics.
pF
=
wuF,
elect
=
electrolytic
C7,
8
1-108-251-12
0.1
my
lar
C9
1-108-246-12
0.047
mylar
C10
1-121-984-11
2200
35V_
elect
Ciil
1-123-072-11
220
10V_
elect
RESISTORS
All
resistors
are
in
ohms.
Common
%4W
carbon
resistors
are
omitted.
Check
schematic
diagram
for
values.
R5
1-213-138-11
390
AW
carbon
R6
1-224-647-XX
30k,
adjustable
SWITCHES
Sl
1-516-597-00
|
Rotary,
TONE
selector
$2
1-516-534-00
POWER
®
=>
+
Due
to
standardization,
interchangeable
replacements
may
be
substituted
for
parts
specified
in
the
diagrams,
—11—
Fi
F2
CN1
CN2
CN3
MEI
NLi
RY1
C47
Part
No.
Description
FUSES
1-532-277-00
0.25
A
1-532-265-XX
1A
MISCELLANEOUS
1-551-189-00
1-509-170-00
1-506-127-00
1-520-232-00
1-517-033-00
1-515-184-00
1-464-052-00
1-533-048-XX
1-534-538-XX
Cable,
microphone
output;
w/connector
Connector
(XLR-5-13),
MIC
Connector
(XLR-3-14),
OUTPUT
BATTERY
Meter,
voltage
Neon
Lamp
Relay
DC-DC
Converter
Post,
fuse;
UL
type
Cord,
power
ACCESSORIES
&
PACKING
MATERIALS
Part
No.
0-110-572-04
1-532-265-XX
1-532-277-00
1-551-190-00
2-052-522-02
2-599-059-21
2-599-059-11
2-522-159-00
2-522-160-00
3-701-613-00
3-701-628-00
3-701-632-00
X-2522-107-0
Description
Screwdriver
Fuse,
1A
Fuse,
0,.25A
Cable,
microphone;
extension
Adaptor,
screw
Manual,
instruction
(US
model)
Manual,
instruction
(E
model)
Carton
Cushion
Bag,
plastic
Bag,
plastic
Bag,
plastic
Case,
carrying
Table of contents
Other Sony Microphone manuals