Tascam DA-78HR Manuel D’Utilisation
12 - Options, specifications and reference
72
TASCAM DA-78HR
12.2Specifications
12.2.1 Tape recorder section
12.2.2 Analog inputs and outputs
12.2.3 Digital inputs and outputs
12.2.4 Remote/sync connectors
12.2.5 Word sync terminals
12.2.6 Timecode connectors
12.2.7 MIDI connectors
12.2.8 Remote control connectors
Format
DTRS/DTRS-HR format
Recording method
Rotary-head, helical-scan method
Tape type
Hi8 MP tape / Hi8 ME
Head construction
2 x record, 2 x playback
Tracking method
ATF (Automatic Track Finding)
Erasure method
Overwrite
Drum speed
2,000 r.p.m.
Tape speed
15.955 mm/sec.
Equivalent tape speed
4.2 m/sec.
Maximum recording time
108 min. (using P6-120 tape)
Time to play from stop
Less than 2 seconds
Fast forward/rewind time
80 seconds (using P6-120 tape)
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 available only in forward
shuttle mode)
2.0, 1.0, 0.5 and 0.25 play speed
(1.0 speed available only in forward
shuttle mode)
Vari speed
±
6% (0.1% steps)
Positioning accuracy
To 1 sample
Positioning lock time
Within 8 seconds (when locating 2
DA-78HRs synced together)
DA-78HRs synced together)
Number of recording tracks
8
Sub-code
ABS track, SMPTE/EBU timecode
facility
facility
Error correction
Double-encoded Reed-Solomon
code
code
Sampling frequency
44.1 kHz, 48 kHz
Recording/playback
resolution
resolution
16/24 bits linear (DTRS/DTRS-HR)
Reference level
–16 dB (full bit)
Cross-fade time
10ms to 200ms (10ms increments)
Track delay
–200 to +7,200 samples (–4 to
+150 ms) in single-unit increments.
Can be set in samples or ms.
+150 ms) in single-unit increments.
Can be set in samples or ms.
Offset
±2 hours (to sample accuracy)
Sync clock
Internal, WORD or SPDIF
AD convertors
128 times oversampling,
24-bit
24-bit
∆Σ (
switchable dither)
DA convertors
128 times oversampling,
24-bit
24-bit
∆Σ
Supported timecode formats 30 drop, 30 non-drop, 29.97 drop,
29.97 non-drop, 25 and 24 fps
Analog inputs (balanced)
D-sub 25-pin female
+4 dBu
+4 dBu
Impedance: 20k
Ω
Analog inputs (unbalanced)
8 x RCA
–10 dBV
Impedance: 10 k
–10 dBV
Impedance: 10 k
Ω
Analog outputs (balanced)
D-sub 25-pin female
+4 dBu
Impedance: 10k
+4 dBu
Impedance: 10k
Ω
(loaded)
Analog outputs (unbalanced)
8 x RCA
–10 dBV
Impedance: 250
–10 dBV
Impedance: 250
Ω
Digital I/O (unbalanced)
D-sub 25-pin female
TDIF-1 format
TDIF-1 format
DIGITAL INPUT/OUTPUT
(COAXIAL, unbalanced)
(COAXIAL, unbalanced)
RCA connectors
Remote in/sync in
D-sub 15-pin female
Conforms to REMOTE IN/SYNC
IN protocol
Conforms to REMOTE IN/SYNC
IN protocol
Sync out
D-sub 15-pin female
Conforms to REMOTE IN/SYNC
IN protocol
Conforms to REMOTE IN/SYNC
IN protocol
Word sync in/thru
BNC connector, 75
Ω
at TTL
level (THRU auto-terminated)
Word sync out
BNC connector, 75
Ω
at TTL
level
Timecode input
RCA connector
Input impedance: 10 k
Ω
Input level:
0.5 Vp-p to 10.0V p-p
0.5 Vp-p to 10.0V p-p
Timecode output
RCA connector
Output impedance 100
Output impedance 100
Ω
Output level: 2.0 V p-p
MIDI
IN, OUT, THRU (to MIDI
standards)
standards)
Remote in
8-pin DIN connector (for use
with RC-808)
with RC-808)
Remote punch in/out
1/4” mono jack ( for use with
optional RC-30P footswitch)
optional RC-30P footswitch)