Recording Performance - Teac W-470 Service Manual

Eom) Re er Boe ae eee
eee te eee
e4
ee eae ee eee
w-470
5-3 MONITOR Peck settings!
5.Min.
input: level
settings:
RECORD-PAUSE mode
DOLBY NR sw: OUT
6.Specified LINE
input level
7. Headphone
output level
Connection:Fig. 5-6
5-4 RECORDING PERFORMANCE
9. Record bias
10.Record
level
11.Frequency
response
12.Signal—-to-
noise ratio
Deck settings:
DOLBY NR sw: OUT
RECORDING LEVEL cont. (L/R):
Specified position (item 5)
Connection? Fig. 5-5
Tape :MIT-5511 LINE IN:
RECORD/PAUSE mode No signal
LINE IN:
400 Hz & 10 kHz
Tape: MIT-5511 alternately/
RECORD/PLAY mode -42cB (6.15mV)
Record and
reproduce then.
Tape: MIT-5511
400 Hz/-12 cB
(195mV)
Record and
reproduce them.
Tape: MIT-5561
Tape: MIT-5571
NR SYSTEM: IN & OUT
LINE IN:
MIC min. input
level
LINE nin. input
level
TEAC recording test tapes:
MIT-5571: For METAL
MIT-5561: For Cr02
MIT-5511: For NORMAL
T.P LAR (BIAS)
100 kHz on Specified
frequency counter bias frequency
OUTPUT:
Nearly equal level Repeat if the
at both result is
frequencies unsatisfactory
OUTPUT:
6Bt15B
(327 nV to 461 nV)
Tape: MIT-5511
Tape: MIT-5561
Tape: MIT-5571
Tape: MIT-5571
Tape: MIT-5561
Tape: MIT-5511
Required
frequencies:
-42 cB G.15m¥)
no signal
Standard:
Fig.5-8 to Fig.5-9
If out of spec. -
recheck # 9
Ratio. of specified
output level:
-3 B
to noise