Fostex B-16 - Page 39

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If

the

reading

is

not

OdB,

±ldB,

repeat

the

adjustments

in

the

previous

section.

Item

5.4.1.

-

Calibrate

tracks

2

v

16

(CHAN

2

n,

16)

by

the

same

procedures

for

TRACK

1,

above.

‘

In

completing

the

above

adjustments,

return

to

INT

the

NR

INT/EXT

switch

on

the

recorder

rear

panel.

;

.4.

J

Adjusting

the

reproduce

frequency

response

.

Set

the

NR

INT/EXT

switch

on

the

recorder

rear

panel

to

EXT

and

switch

off

all

RECORD

TRACK

buttons.

_

Playback

the

Head

Azimuth

and

Frequency

Response

sections

of

the

Reproduce

Alignment

Tape.

The

Azimuth

and

Phase

Adjusting

Screw

is

adjusted

for

this

alignment

as

shown

in

Fig.

5.13

HEIGHT

ADJ,

SCREW

ERASE

HEAD

Fig.

5.13

■)

Adjust

the

Azimuth

and

Phase

Adjusting

Screw

for

maximum

reading

on

all

sixteen

BAR

GRAPH

meters

of

the

recorder.

Then,

connect

the

vertical

input

of

the

oscilloscope

to

TRACK

1

output

and

the

horizontal

input

to

one

among

TRACKS

2

n,

16;

set

the

oscilloscope

to

XY

mode

to

obtain

a

lissajous

waveform

to

check

the

phase.

TRACE

FOR

VERTICAL

TRACE

FOR

HORIZONTAL

UNEQUAL

LEVELS

INPUT

ALONE

INPUT

ALONE

Fig.

5.14

36

Other manuals for Fostex B-16

Owner's Manual20 pages