Teac A-550RX - Page 13

A-SSORX
VR104/VR204 setting
Incorrect
Correct
Fig.
5-8
Fig.
5-9
VR102/VR202
and
VR103/VR203
setting
Incorrect
Correct
Fig. 5-10 Fig. 5-11
A: 1 kHz sine-wave (fundamental)
B: Distortion wave (2 kHz)
C:
3
kHz
sine-wave
(third
harmonic
of
fundamental)
5-6-3
ENCODING
CHECKS
Check
in
the
record-pause
mode
with
NR
SYSTEM
switch
in
OUT
position
ADJUST MEASURING
STEP.
SIGNAL
SOUREE
(or
CHECK)
POINT
RESULT
REMARKS
(on DBX PCB)
1
kHz/—32
dB
=
16
(19.5
mV)
VR105/VR205
TP2L/TP2R
8
dB
(308
mv)
Ref.
2
7
100
Hz/—32
dB
Check
+0.5
dB
+1
dB
varies
from
ref.
2
18
10
kHz/—32
dB
—4.7dB
+1
dB
varies
from
ref.
2
19
1
kHz/—92
dB
—38
dB
+0.5
dB
(9.21
mV
~
(19.5
pV)
10.3
mV)
ie
1
kH2/—-12
dB
+2
dB
40.5
ee
Vv)
(19.5 pV)
0.7% or jess distortion
13