Teac Esoteric R-9000 - Wow and Flutter Checks; Playback Wow and Flutter Measurement; Record;Playback Wow and Flutter Measurement

~ R-9000/V-9000
12
4-6 WOH AND FLUTTER CHECKS
Note: In both FHO and REV play odes, these measurements
should be made at the beginnig, middie and the end
of the tape.
4-6-1 PLAYBACK HETHOD
1, Connect a wow and flutter meter to the deck as shown
in Fig.4-11.
2. Load a TEAC HIT-111 test tape or equivalent and, in
FWD and REV directions, play it to measure the wow
and flutter value.
3. Specifications are shown below.
0, 055% WRHS (R-9000)
0.050% WRHS (¥-9000)
4-6-2 RECDRD/PLAYBACK HETHOD
Note: When measuring with this method, the recorded
section should be piayed back repeatedly to obtain
an average value.
Be careful not to read the meter for those parts
of the tape in which wow and flutter components
in recording and playback cancel each other.
4. Load a blank TEAC MTT-5511 test tape or equivalent
and record a 3,000 Hz signal in FHD (REV) directon.
5. Rewind (fast forward) the rape to the begianigng of
the recorded secton, and play it in the FHD (REV)
diraection.
6. The wow and fiutter should not be more than specified.
Specificaton: 0.3% RMS (R-9000)
0.25% RMS (¥-9000)
oscillator
AGT DG 7 PRB
PER: FWDLREV He, FT OBA. PB. BRO CTH
ERMETS-
4-6-1 BA
1. FID A DLIGID- FIV XR-EF IR
RET S.
2. TEAC HIT-111 FAK F-TRGAMMERTAL,
FRO RU REV OW AMCHEL IV: 7I7I7MEM
ETS.
3. #2 0.055% WRHS ( RRARHITE)
0.050% WRHS ( RRARHDTE )
4-6-2 SRF
BR: AWTEOMA, RELLMPEMEP ALY 7,
BEEMEL, ASS MN SPM CHER. $8
PLAS BELLHOI - 277 TRIO
PRX YRIURELDERLREWE TICKS,
4 FHYD FAR F-T TEAC MIT-5521 UA Sh
ERTAL, 3,000 Hz Se FWD(REV) He CRAT
é.
5. FOPOMALA MDE BRL T FHOCREV) HCA
vs.
6. 77 Dy ViHIS PROD SIEVE
BARS: 0.38RHS (JERBARAHIE) (R-9000)
0. 25XRNS (JERBARPIE) (V-9000)
frequency counter
wow/flutter meter
attenuator DECK
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Fig. 4-11 Connection for tapespeed, wow and flutter