Teac A-7300RX - Page 16

9.
BLOCK
AND
LEVEL
DIAGRAMS
9-1
BLOCK
DIAGRAM
rc. 74 7
puaraack!
PLAY
EQ
AMPL
:
{>
Oo
oo
ie
"T]
cE
DER U
Td
vec
1
BIAS OSC UNITT
1.
REF. NOs.
shown
in
the
diagram
relate
t
a t
he Left channel. to +8 (42v)
only
to
t
>—1
STABILIZER
UNIT
1
1
H
>
+282
(24v)
a !
1
1
=
bP Vee (+15V)
'
>—ASTABILIZER
UNIT
(B)
|
vee
-isvy
L---——---—--=-
Fig. 9-1 Block Diagram
— 808 (10k 1.)
-10
-20
[PHONE]
a —24dB/81.
30!
-40
,
at
ape
. OUTPUT control is positioned at specified
-50
output
Level.
2. Each level given in the diagram shows values
-60
55
HEAD
during
playback
with
YTT-1004(400
Hz/O
dB)
= Test Tape.
3. 0 dB =0.775V
Fig. 9-2 Level Diagram — Playback
+10
——
COUTEU
(LINE_IN}
ENCODE
ao
8
REC HEA
. Record control is positioned at specified
Input level.
0 dB = 0.775 V meth
. Each level given in the diagram shows values
when 400 Hz Specified Input level is applied.
wr
Fig. 9-3 Level Diagram —Record—
17