Fisher CR-7000 - REC;PLAY Characteristics and Record Gain; REC;PLAY Frequency Characteristics and Bias; Record Gain Adjustment

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(4)

Adjustment

of

REC/PLAY

frequency

characteristics

(5)

Adjustment

of

record

gain

and

bias

Tape

select

switches:

NORMAL

Tape

select

switches:

NORMAL

Input

select

switch:

LINE

IN

Input

select

switch:

LINE

IN

Dolby

switch:

OFF

-

Dolby

switch:

OFF

Set

the

input

signal

level

at

—24dB

(1KHz).

Set

the

input

signal

level

at

—44dB

(1KHz

and

10KHz).

Adjust

SVR102,

202

so

that

the

monitor

output

at

Operate

the

unit

in

the

recording

mode

or

playback

the

time

of

recording

is

equal

to

the

record/playback

mode,

and

adjust

SVR301,

302

so

that

the

VTVM

output.

indication

for

the

10KHz

signal

is

equal

to

0dB

(with

the

1KHz

response

as

the

OdB

reference).

AMPLIFIER

ADJUSTMENTS

*

Adjust

the

OUTPUT

LEVEL

control

knobs

to

maximum

for

all

adjustments.

Items

of

Tape

to

Points

of

input

Fre-

Input

Tape

Input

Dolby

|

Input

level

Places

of

adjustment

|

be

used

measure-

terminal]

quency

|

level

select

select

N.R

control

adjustment

ment

switches

switch

switch

switch

Head

VTT-658

|

LINE

OUT

NORMAL

Re-adjust-

azimuth

(10K

Hz,

ment

of

head

—15dB)

Playback

MTT-150

LINE

OUT

NORMAL

SVR101

output

(Dolby

VU

meter

SVR201

tape)

VU

meter

—

Fog

OUT

|

LINE

IN

|1KHz

—24dB

|

NORMAL

|

LINE

IN

a

ae

SVR103

—

Fog

meter

+2dB

SVR203

REC/PLAY|

Blank

LINE

OUT

|

LINE

IN

|1KHz

—44dB

|

NORMAL

|

LINE

IN

or

position

SVR301

frequency

|

tape

10KHz

of

meter

SVR302

character-

istics

and

bias

Record

Blank

LINE

OUT

|

LINE

IN

|1KHz

—24dB

|

NORMAL

|

LINE

IN

gain

tape

adjustment

—4—

SVR102

SVR202

The

position

of

meter

adjustment