Teac X-10 - 21. PHASE SHIFT; 23. ADJACENT TRACK CROSSTALK

22. Record
Bias
(position
2)
23. Adjacent
track
crosstalk
24. Channel
separation
ITEM CONNECTION
FWD & REV
Spec. REC
condition
SPEED sw.—
HIGH
FWD & REV
Spec. REC 10 kHz/—32 dB
condition (19.5 mV)
Test tape—
YTT-8013
SPEED sw.—
16 kHz/—32 dB
FWD record.
Spec. REC
condition
23-1| Fig. 3-1 SPEED sw.— 125 Hz/—12 dB
HIGH (195 mV)
REC BIAS sw.
REV playback
the portion
recorded above
Interchange R &
L reels then do
FWD playback
L: No signal
record.
R: 1kHz/—12 dB
Repeat 24-1 and 24-2 with REV recording.
MODE/ SIGNAL ADJUST OUTPUT
INSTRUCTION SOURCE (or CHECK)
R493 (FWD)
R494 (REV)
Phase: ‘s
within 45 on
oscilloscope
(40 Hz~16 kHz)
(Fig. 3-3)
When BIAS/EQ
sw’s are changed
1>2,
output level
should raise
+4 dB +1 dB
» +6 dB +2dB
For FWD record.
At both L-and
R-ch
125 Hz: —45 dB
or more (4.36mV
or less)
(40 dB min. ratio)
For REV record.
R, —55 dB
or more
(1.38 mV or less)
(50 dB min.ratio)
For FWD record.
For REV record.
X-10R/X-10
13
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