Tascam DA-98, Owner'S Manual

Page: 97 / 106

Section 15 – Options, specifications and reference
15-4 – 1.00 – 06/97
15.2.5 Tape transport
15.2.6 Inputs and outputs
15.2.7 Audio specifications
15.2.8 9-pin (RS-422), MIDI, synchronizer
specifications
Vari speed
±
6% (0.1% steps)
Fast forward/rewind time 80 seconds (using P6 120
tape)
Time to play from stop Less than 2 seconds
Search speed Maximum of 100 x play
speed
Shuttle speed Forward and reverse at 8.0,
4.0, 2.0, 1.0, 0.5 and 0.25
play speed (1.0 speed avail-
able only in forward shuttle
mode)
Positioning accuracy To 1 sample
Positioning lock time Within 8 seconds (when
locating 2 DA-98s synced
together)
Analog inputs D-sub 25-pin balanced
+4 dBu nominal (fullscale
–16, –18 or –20 dB,
selectable)
Impedance: 20k
Ω
Analog outputs D-sub 25-pin balanced
+4 dBu nominal (fullscale =
–16, –18 or –20 dB,
selectable)
Maximum output levels
+20 dBu (ref. level –16 dB)
+22 dBu (ref. level –18 dB)
+24 dBu (ref. level –20 dB)
Impedance: 10k
Ω
Digital I/O D-sub 25-pin
TDIF-1 format
Remote in/sync in D-sub 15-pin
Conforms to REMOTE IN/
SYNC IN protocol
Sync out D-sub 15-pin
Conforms to REMOTE IN/
SYNC IN protocol
Word clock in/thru BNC connector, 75
Ω
at TTL
level ON/OFF (THRU auto-
terminated)
Word clock out BNC connector, 75
Ω
at TTL
level
Level meter output D-sub 15-pin
Timecode input XLR-3 balanced
Input impedance: > 10 k
Ω
Input level: 0.5 Vp-p to
10.0V p-p
Timecode output XLR-3 balanced
Output impedance (< 100
Ω
)
Output level: 2.0 V p-p
Video INPUT/THRU NTSC or PAL
Negative Sync Composite
Video, Sync Composite
Video or Frame Pulse (auto
detect)
1 V p-p,
±
0.2 V (Negative
Sync Composite Video or
Sync Composite Video)
TTL Level (Frame Pulse)
THRU automatically termi-
nated (75
Ω
)
MIDI IN, OUT, THRU
RS-422 D-sub 9-pin
Conforms to RS-422 specifi-
cations
Maximum output level 20 dBu, 22 dBu, 24 dBu,
±
1dB
3 levels are selectable
Impedance load of 10 k
Ω
Frequency response 20 Hz to 20 kHz
±
0.5 dB
Signal-to-noise ratio
(Fs=48kHz, Ref level=
–16 dB)
Source monitor > 100 dB
(22 k LPF and A-weight)
Recording / playback > 97 dB
(22 k LPF and A-weight)
Dynamic range
(Fs=48kHz, Ref level=
–16 dB)
Source monitor > 100 dB
(22 k LPF and A-weight)
Recording / playback > 97 dB
(22 k LPF and A-weight)
Total harmonic distortion
and noise Source monitor < 0.006%
Recording / playback
< 0.006% (REC/PLAY
1 kHz SIN full-scale –0.5dB,
22 k LPF and A-weight)
Crosstalk > 90 dB at 1kHz
Emphasis 50/15
µ
s (playback)
Cross-fade time 10ms to 200ms (10ms incre-
ments)
Track delay –200 to +7,200 samples (–4
to +150 ms) in single-unit
increments. Can be set in
samples or ms.
Offset
±
2 hours (to frame accuracy)
MMC functions Track delay, track copy con-
trolled by System Exclusive
messages
Supported timecode formats SMPTE 30, 29.97 drop, 29.97
non-drop, EBU 25 and Film
24 fps