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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
Shut tle 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)
Vari speed
±6% (0.1% steps)
Positioning accuracy To 1 sample
Positioning lock time Within 8 seconds (when locating 2
DA-78HRs synced together)
Number of recording tracks 8
Sub-code ABS t rack, SMPTE/EBU timecode
facility
Error correction Double-encoded Reed-Solomon
code
Sampling frequency 44.1 kHz, 48 kHz
Recording/playback
resolution
16/24 bits linear (DTRS/DTRS-HR)
Referenc e 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.
Of fset ±2 hours (to sample accuracy)
Sync clock Internal, WORD or SPDIF
AD convertors 128 times oversampling,
24-bit ∆Σ (switchable dither)
DA convertors 128 times oversampling,
24-bit ∆Σ
Support ed timecode format s 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
Impedance: 20k
Ω
Analog inputs (unbalanced) 8 x RCA
–1 0 d BV
Impedance: 10 kΩ
Analog outputs (balanced) D-sub 25-pin female
+4 dBu
Impedance: 10k
Ω (loaded)
Analog outputs (unbalanced) 8 x RCA
–1 0 d BV
Impedance: 250 Ω
Digital I/O (unbalanced) D-sub 25-pin female
TDIF-1 format
DIGITAL INPUT/OUTPUT
(COAXIAL, unbalanced)
RCA connectors
Remote in/sync in D-sub 15-pin female
Conforms to REMOTE IN/SYNC
IN protocol
Sync out D-sub 15-pin female
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
Timecode output RCA connector
Out put impedance 100 Ω
Output level: 2.0 V p-p
MIDI IN, OUT, THRU (to MIDI
standards)
Remote in 8-pin DIN connector (for use
with RC-808)
Remote punch in/out 1/4” mono jack ( for use with
optional RC-30P footswit ch)