Teac Esoteric R-9000 - Recording Performance; Recording Bias -1; Recording Bias -2; Recording Bias -3

5-5. RECORDING PERFORMANCE
SRE
Deck settings
Hode
REC LEVEL cont.
BALANCE cont.
Rec/Piay
( {tem 10,11 )
Record then Playback ( ites 12~ 22 )
Specified position zine ( Item 8)
Specified position #etxm . (.Item 8 )
| _H-YUUU/V-YUUU
TEAC recording test tapes
MIT-5571 : For HETAL
HIT-5561 : For CrG2
MET-5511 : For NORMAL
BIAS cont. > Center DOLBY NR sw. : OFF
LEVEL cont. : Center HPX FILTER sw. 0: OFF
AUTO HONETOR sw. : TAPE CAL ON sw. : OFF
eH SETTING INPUT SIGNAL dat eASnING POINT. REMARKS,
lor CHECK) RESULT
RAB R F An fF READ BH - RE i
LIME IN (L/R) > OUTPUT (L/R) ;
18, Record bias -1 | Connection : Fig. 5-1 400 Hz and 10 kHZ Equa! output level between 400 Hz
BAR Tape. : HIT-S571_ (METAL) alternately R364/R464 and 10kHzZ.
teyh Hode : REC / PLAY fz ‘ 400H2 & 1OKKZ ORR DASE < |
~42 dB (6.15 av) Gre
OUTPUT (L/R) :
Perform adjustment so that the
R361 L-ch and R-ch levels of the 400iz
LINE IN (L/R) : and 10kHZ signals are averaged.
19. Record bias -2:| Connection : Fig.5~1 400 Hz and 10 Wiz 400HZ & TOKHZ @ L-ch, R-ch Oe
WKAPR Tape : -HIT-$511 (NORHAL) alternately LAVAS SACL B & 3 ORE
teyh Hode : REC / PLAY RAS
42 dB (6.15 av) OUTPUT (i/R)
Re-adjust equal output level
R364/R464 between 400 fz and 10kHz.
A0OHZ L - 1OKIZ ORBEA DRL <
“BEETS
QUIPUT (L/R) :
LINE IN (L/R) = ;
20. Record bias -3 | Connection : Fig. 5-1 400 Hz and 10 kiz Hal chars et ett
NAPA Tape ; MIT-5861 (Cr02.) alternately F360 SE et eS ot tee ne
Bok Hode . REC / PLAY FEE and 10kliz signals are averaged.
“42 48 (6.15 RV) 400iiz & 10kHZ @ L-ch, R-ch a4.
LAAN £3 HE
Connection : Fig.5-1
Jape : HIT-5511 (NORMAL) R330/R430 OUTPUT (L/R) : ~4 dB ( 489 mV )
Mode : REC / PLAY i
LINE IN (L/R) :
21. Record level
RELL DOLBY NR : OFF/B/¢ 400 Hz / -12 dB . OUTPUT (L/R) :
Tape + MIT-8871 (HETAL) se av) mae He
Tape : MIT-5561 (Cr0z ) Check ~4 dB +2 dB ( 388. ~ 615 mV )
ato OOLBY NR B/C
Tepes MIT S811 MRL) -4dB +3 dB ( 346 BV ~.690 wv )
Connection : Fig. 5-1 OUTPUT (L/R) +
22. Total harmonic | DOLBY NR : OFF LINE IN (L/R) Distortion 3%
distortion Tape : HTT~5571 (METAL) 400 Hz / -12 dB Check HETAL : 2.0 % or less
BABE Tape ; HIT-5561 (Cr02 ) (195 av) Cr02: 2.0% or less
Tape. : HIT~5511 (NORHAL) NORMAL : 1.5 % of Jess
i TP.1 /TP.2
U102/0202 | Minimum bias leakage
23. Bias trap i 4 TA Bhs
j (Playback) Connection ; Fig.5-9 No signal !
‘ pee : : OUTPUT (L/R) :
ai fenn apes gece bed Bias leakage 754 7 Zia
Check -40 dB (7.75 mV ) or less
PEAK LEVEL meter :
Do not Jit RATLAce
21