Sony ECM-959 Manuale utente

ECM-959/959V

SERVICE

MANUAL

Model

AEP

Model

ECM-959/959V

Model

Canadian

Model

ECM-959

(ECM-959)

SPECIFICATION

General

Frequency

Response

Type

One-point

stereo

(employing

the

Mid-Side

system),

electret

condenser

microphone

(with

back-electret

condenser

capsules)

Output

plug

(ECM-959)

-+e---+

Stereo

miniplug

Front

(ECM-959V)

«+

Phone

plug

Cord

length

(ECM-959)

+--+:

Approx.

2m(6feet

7inches)

eens

Raxis

(ECM-959V)_

«+

Approx.

40cm(15%

inches)

Battery

(size

AA)

battery

Dimensions

X175mm(outside

diameter

length)

(13%

7inches)

Weight

(ECM-959)

Approx.

2069(7.3

0z)

incl.

battery

(ECM-959V)

+--+

Approx.

250g

(8.8

oz)

incl.

battery

(180°)

Supplied

accessories

Case

(1)

(ECM-959)

«+--+

Microphone

stand/grip

(1)

Plug

adaptors

(unimatch

plug)

set)

Microphone

stand

screw

adaptor

SAD-35

(1),

SDA-34

(1)

(ECM-959V)

«s+

Microphone

mounting

adaptor

(1)

Performance

Frequency

response

18,000

Directivity

Directive

angle:

90°

120°

Output

impedance

§50

20%

unbalanced

Output

tevel

Open

circuit

voltage:

-48+3

V/Pa)

(at

1,000

Hz,

directive

Effective

output

level:

-51.4+3

dBm

1mW/Pa)

angle

120°)

Difference

between

and

output

level:

Less

than

Power

requirements

Noise

level

Wind

screen

(1)

Microphone

holder

(with

PF'4

screw)

(1)

Sony

battery

SUM-3

(NS)

(1)

Recommended

load

impedance:

than

kilohms

Normal

operating

voltage:

1.5

Minimum

operating

voltage:

Approx.

1.1

Battery

life:

Approx.

2,500

hours

with

Sony

battery

SUM-3

(NS)

Signal-to-noise

ratio:

than

(1.000

Hz,

Pa)

Inherent

noise:

Less

than

SPL

=2x

10°5

10-4

ubar)

Wind

noise

+’:

Less

than

45dB

SPL,

using

wind

screen

Induction

noise

from

external

magnetic

field

*’

Less

than

10dB

SPL

(ECM-959)/Less

then

—4dB

SPL

(ECM-959V)

Maximum

sound

pressure

level

than

117

SPL

(at

1.000

Hz.

distortion)

Dynamic

range

than

Operating

temperature

range

0°C

60°C

(32°F

140°F)

Storage

temperature

range

~20°C

60°C

(~4°F

140°F)

Wind

noise

the

value

measured

applying

wind

velocity

misec.

(6.6

ft/sec.)

from

all

directions

the

microphone.

The

mean

value

taken

and

converted

the

equivalent

input

sound

level.

*’

The

external

magnetic

field

induction

noise

measured

with

the

microphone

placed

alternating

magnetic

field

Hz.

10°”

tesla

milligauss).

The

maximum

noise

value

taken

and

converted

the

equivalent

input

sound

level.

Response

«50

100

200

500

2k 5k

10k

20k

Frequency

Directivity

Characteristics

L-channel

directional

axis

R-channel

directional

axis

ELECTRET

CONDENSER

STEREO

MICROPHONE

SONY.

ECM-959/959V

CONNECTION

AND

PARTS

IDENTIFICATION

ECM-959

Phone

plug

Miniplug

[1]

Wind

screen

Reduces

wind

breath

noises.

[2]

Battery

check

indicator

When

the

power/directive

angle

switch

moved

from

OFF

90°,

this

indicator

will

light

momentarily,

the

battery

good

condition.

[3]

Powerldirective

angle

switch

OFF:

turn

off

the

power

90°:

pick

the

source

clearly

than

the

sound

around

the

source

(e.g.

pick

strings

quartet

jazz

trio,

bird

and

insect

noises)

120°:

pick

sound

weil

distributed

the

left

and

right

(e.g.

pick

orchestra,

chorus,

moving

steam

locomotive,

motor

race)

[4]

Microphone

holder

Attach

the

supplied

microphone

stand/grip

the

optional

microphone

stand,

OFF

90°

120°

eo~-

e——

[5]

Lock

screw

Adjust

the

angle

the

microphone

and

tighten

this

screw.

[6]

Microphone

stand/grip

Use

stand

the

microphone

desk,

use

grip

the

hand

microphone.

Plug

adaptors

Use

connect

the

microphone

(right)

and

(left)

microhpone

jacks

stereo

equipment.

Connect

the

red

plug

jack,

and

the

white

plug

Ljack.

When

the

microphone

jacks

are

minijacks,

pull

remove

the

phone

plugs.

Stereo

miniplug

Connect

the

microphone

jack

stereo

cassette-corder,

etc.

ECM-959V

OFF

90°

120°

o—

——

When

mounting

the

video

camera

recorder

Tighten

the

accessory

shoe

lock

screw.

BATTERY

INSTALLATION

When

replace

the

battery

When

the

power/directive

angle

switch

moved

from

OFF

90°,

the

battery

check

indicator

will

light

momentarily.

When

the

battery

becomes

weak,

the

indicator

will

light

dimly

will

not

light

all.

this

case,

replace

the

battery

with

new

one.

For

battery

life,

see

Specifications.

Notes

battery

Install

the

battery

with

correct

polarity.

the

microphone

not

used

for

long

time,

remove

the

battery

avoid

unit

damage

caused

battery

leakage

and

corrosion.

ECM-959/959V

Wind

screen

Reduces

wind

breath

noises.

[2]

Battery

check

indicator

[3]

Powerldirective

angle

switch

OFF:

turn

off

the

power

90°:

pick

the

source

clearly

than

the

sound

around

the

source

(e.g.

pick

strings

quartet

jazz

trio,

bird

and

insect

noises)

120°:

pick

sound

well

distributed

the

left

and

right

(e.g.

pick

orchestra,

chorus,

moving

steam

locomotive,

motor

race)

[4]

Microphone

holder

Attach

the

supplied

microphone

mounting

adaptor.

[5]

Microphone

holder

lock

screw

Adjust

the

angle

the

microphone

and

tighten

this

screw.

[6]

Microphone

mounting

adaptor

Use

mount

the

microphone

the

accessory

shoe

video

camera

recorder,

Accessory

shoe

lock

screw

Phone

plugs

Connect

the

microphone

jacks

video

camera

recorder,

etc.

Connect

the

red

plug

jack,

and

the

white

plug

jack.

ECM-959/959V

DISASSEMBLY

Note:

the

disassembly

procedure

the

numerical

order

given.

(1)

grill

assy

0-9

(2)

microphone

capsule

@-O

(3)

swith

board

0-9,

8-@

(4)

transformer

board

@-®©,

O-O,

switch

ring

@+RK2x4

switch

knob

remove

the

grip.

@+RK2x4

grill

assy.

@+P1.7x2.5

transformer

board

+K2x4

@bottom

plate

@O+K2x4

@+K2x5

@switch

board

@+K2x5

QO+K2x4

@+K2x4

ECM-959/959V

(BOTTM

PLATE)

BATTERY

TERMINAL

MOUNTING

DIAGRAM

GROUND

PLATE

BATTERY

SPRING

IMPEDANCE

CONVERTER

“Saere

serpeennene

rosea

BOARD

[

TRANSFORMER

BLK

;

BOARD

(BOTTM

PLATE)

20°

OWA

=f}

SCHEMATIC

DIAGRAM

SWITCH

BOARD]

TRANSFORMER

[ECM-959

BOARD

2SK377-J

BATT

1.5V

R6(SIZE

AA)

SUM~3(NS)

SR6EISC

(BATTERY

CHECK)

10k

33/6.3V

2SK377-

IMPEDANCE

CONVERTER

TEA

—5H—

(L)

CLEAR

_ECM-959V

SHIELD

PLATE

Note:

SEMICONDUCTOR

LEAD

LAYOUT

2SK377-J

SR615C

short

cathode

anode’

long

o——-:

parts

extracted

from

the

component

side.

@——:

parts

extracted

from

the

conductor

side.

OFF

90°

120°

Note:

All

capacitors

are

unless

otherwise

noted.

pF:

wig

SOWV

‘or

less

are

not

indicated

except

for

electrolytics

and

tantalums.

All

resistors

are

and

'/,W

less

unless

otherwise

specified.

ECM-959/959V

EXPLODED

VIEW

AND

PARTS

LIST

NOTE:

The

mechanical

parts

with

reference

number

the

exploded

views

are

not

supplied.

items

marked

‘’*’’

are

not

stocked

since

they

are

seldom

required

for

routine

service.

Some

delay

should

antici-

(ECM-959V)

pated

when

ordering

these

items.

(ECM-959)

No.

Part

No.

Description

No.

Part

No.

Description

2-513-914-00

RING,

SWITCH

2-529-964~01

CUSHION

*2-529-951-02

FRAME

(RELAY)

2-529-965-01

CUSHION

2-529-952~11

(ECM-959)....GRIP

7-627-651-08

SCREW,

PRECISION

+RK

2X4,

TYPE

2-529-952-21

(ECM~959V)...GRIP

2-539-605-01

PLATE,

GROUND

2~529-954-11

(ECM-959)....KNOB

(SWITCH)

3-325-414-01

SPRING

2-529-954-01

(ECM-959V)...KNOB

(SWITCH)

7-622-205-05

NUT

TYPE

2-529-958-01

COVER,

LED

7-623-505-01

LUG,2

2-529-979-01

(ECM-959)....RING,

MODEL

NAME

7-627-552-08

SCREW,

PRECISION

1.7X2.5,

TYPE

2-529-989-01

(ECM-959V)...RING,

MODEL

NAME

2-523-713-01

TERMINAL

7-627-452-28

SCREW,

PRECISION

2X4,

TYPE

2-532-219-01

TERMINAL,

GROUND

7-627-452-38

SCREW,

PRECISION

2X5,

TYPE

X~2529-904-1

(ECM-959)....GRILLE

ASSY

1-558~631~-21

(ECM-959)....CORD,

MIC

(DIA.

3.9)

X-2529-945-1

(ECM-959V)...GRILLE

ASSY

1-559-478-21

(ECM-959V)...CORD,

MIC

(FLAT

TYPE)

2-529-980-01

(ECM-959)....

BUSHING

2-520-113-00

BOARD,

TERMINAL,

POSITIVE

2-529-956-01

(ECM-959V)...BUSHING

2-529-957-01

HOLDER,

CAPSULE

2-529-963-01

CUSHION

901

*1-623-793-11

BOARD,

SWITCH

902

1~623~794-11

BOARD,

TRANSFORMER

MIC1

8-814-177-01

MICROPHONE

CU17-—02-A

MIC2

8-814-178-01

MICROPHONE

CU17—-03-A

ECM-959/959V_

ELECTRICAL

PARTS

LIST

NOTE:

Items

marked

“‘*"

are

not

stocked

since

they

are

seldom

required

for

routine

service.

delay

should

anticipated

when

ordering

these

items.

ELECTRICAL

PARTS

Ref.No

Part

No.

901

*1-623~-793-11

902

#*1-623-794-11

1-102-106-00

1-102~106-00

1-124-255-00

1-124-255~00

1-124~229-00

1-124-255-00

8-719-123~70

MIC1

8+814-177-01

MIC2

8=814-178-01

8-729-824-18

Q2.

8-729-824-18

1-249-416-11

1-249-426-11

1-249-422—11

1-249~422—11

1-249-429~11

1-553-414~00

1-427-508-00

9-977-035-13

Description

BOARD,

SWITCH

BOARD,

TRANSFORMER

CERAMIC

100PF

CERAMIC

100PF

ELECT

IMF

ELECT

1MF

ELECT

33MF

ELECT

1MF

SR615C

10%

20%

Some

50V

MICROPHONE

CU17-02-A

MICROPHONE

CU17-03-A

2SK377-J3

25K377-J3

CARBON

820

5.6K

2.7K

10K

SWITCH,

SLIDE

TRANSFORMER,

1/4W

OUTPUT

(MIC)

OUTPUT

(MIC)

CAPACITORS:

MF:

wF,PF:

uwuF.

RESISTORS

All

resistors

are

ohms.

nonflammable

ACCESSORY

PACKING

MATERIAL

Part

No.

X-2529-902-1

X-2529-903-1

X+2529-946-1

X-2529-947—1

1~558-6

30-11

#2-529-995-01

#2-529-996~01

#2-539-901-01

#2-539-902-01

2-599-379-11

3~786-014~21

2-100-951-04

2-100-952-00

Sony

Corporation

General

Audio

Group

—38—

Description

HOLDER

ASSY,

MICROPHONE

SCREEN

ASSY,

WINDOW

(ECM-959V)...

ADAPTOR

ASSY

(ECM-959)....GRIP

ASSY,

MICROPHONE

STAND

(ECM-959)....ADAPTOR,

PLUG

(ECM-959V)...

INDIVIDUAL

CARTON

(ECM~959V)...CASE,

ORNAMENTAL

(ECM-959)....INDIVIDUAL

CARTON

(ECM~959)....CASE,

ORNAMENTAL

(ECM-959)....MANUAL,

INSTRUCTION

(ECM-959V)...MANUAL,

INSTRUCTION

(ECM-959)....

ADAPTER,

SCREW,

STAND(SAD-34)

(ECM-959)....

ADAPTER,

SCREW,

STAND(SAD-35)

English

92D0429-1

Printed

Japan

1992.

Published

Customer

Relations

and

Service

Group

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