Tascam DA-P1 - Playback System Measurements; Playback Output Level Measurement; Playback Frequency Response Measurement; Playback Distortion Factor Measurement

DA-P1
30
1. Playback System
Mode : PLAY
Test tape : TY-7551
Measurement points : LINE OUT
Adjustment
Item
Preliminary
Input
Signal
Adjustment
Point
|
Measurement
Method
/
Value
Adjusted
1.
Playback
output
Connection
:
Fig.
6-9
|
РОМ
МОЛ"
Check
only
+6+1
dBV
(10
kQ
load)
level
1 kHz, 0 dB
Filter : OUT
2.
Playback
frequency
PGM
NO.“1”
1
kHz
|
Check
only
20
Hz~20
kHz
+0.5
dB
response
PGM NO.“2”
20 Hz
РСМ NO.“3”
100 Hz
РОМ NO.“4”
10 kHz
РСМ NO.“5”
20 kHz
3.
Playback
distortion
Connection
:
Fig.
6-9
|
PGM
NO.*1"
Check
only
0.008
%
or
less
factor
1
kHz,
0
dB
400 Hz HPF : IN
30 kHz LPF : IN
22 kHz LPF : IN
4,
Playback
S/N
ratio
|
Connection
:
Fig.
6-9
|
PGM
NO."1"
Check
only
Using
PGM
NO."1"
(0dB)
as
a
1 kHz 0 dB
reference,
when PGM NO."6"
22
kHz
LPF:IN
РОМ
NO."6"
(-00)
іѕ
played,
the
S/N
ratio
TEC-A
:
IN
-œ
should
be
93
dB
or
more.
5.
Playback
channel
Connection
:
Fig.
6-9
|
PGM
NO.“7”
Check
only
When
PGM
NO."7"
(1kHz,
L)
to
separation
1
kHz,
L
R,
PGM
NO.*8"
(10kHz,
L)
to
R,
1
kHz
BPF
:
IN
РОМ
МО.'8"
PGM
NO.“9”
(1kHz,
R)
to
L,
(10
kHz
BPF
:
IN)
10
kHz,
L
and
PGM
NO.*10"
(10kHz,
R)
to
рам
ко.”
L
are
played
back,
the
channel
1
kHz,
R
separation
with
respect
to
the
РОМ
NO.*10"
play
nominal
output
should
be
10 kHz, R
as follows
:
|
1
kHz
:85
dB
or
more
|
10
kHz:65
dB
or
more