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 Home > Tascam > DA-78HR

TASCAM DA-78HR, 24 BIT DIGITAL MULTITRACK RECORDER

DA-78HR

 

DA-78HR
24-bit Digital Multitrack Recorder
 

Main features

 

 

Selectable 24-bit or 16-bit recording format

44.1/48 kHz sampling frequency

Backwards compatible with existing DTRS recordings

Synchronization of up to 16 units (with DA-38, DA-88 and DA-98)

24-bit, 128 times over-sampling

Delta/Sigma A/D and D/A converters

MIDI In/Out/Thru

Supports MMC

Time code in/out with on-board SMPTE synchronize

D-sub 25-pin balanced and RCA unbalanced analogue audio I/O

TDIF digital audio interface

SPDIF digital audio I/O

Word sync IN/OUT/THRU

On-board 2-track mix function

 

Machine offset in sub-frame or sample rate accuracy

Auto punch I/O in 0.1 frame accuracy

Advanced internal electronic patchbay

Set-up memory stored to tape

Digital direct-track copying within a unit or between two units

Shuttle wheel

Track delay function

6% pitch control

Seamless punch I/O with digital cross fade

Adjustable peak hold and release time level meter

Built-in digital tone oscillator

A/B head playback error rate-display function

3U rack-mountable

Specifications

 

 

Recording format

DTRS/DTRS-HR format

Recording method

Rotary-head, helical-scan

Tape

Hi-8MP or Hi-8ME

Heads

2 x recording, 2 x playback

Tracking system

ATF (Automatic Track Finding)

Erasure system

Overwrite

Drum speed

2000 RPM

Tape speed

15.955 mm/sec.

Equivalent tape speed

4.2 m/sec.

Maximum recording time

108 min. (using P6-120 tape)

Time from Stop to Play

<2 sec.

Fast winding time

80 sec. (using P6-120 tape)

Search speed

100-times play speed max.

Shuttle speed

Forward and reverse at 8, 4, 2, 1, 0.5 and 0.25 times play speed

Pitch control

6% (in 0.1% steps)

Positioning accuracy

within 1 sample

Positioning lock time

within 8 sec. (2 DA-78HR synced together)

Number of recording tracks

8

Subcode

ABS track, SMPTE/EBU timecode

Error correction

Double-encoded Reed-Solomon code

Sampling frequency

44.1 kHz, 48 kHz

Quantisation

16-bit, 24-bit linear (DTRS/DTRS-HR)

Reference level

16 dB

Cross-fade time

10 ms to 200 ms (in 10 ms steps)

Track delay (switchable samples/ms)

-200 to 7200 samples (in 1 sample steps)
-4 to +150 ms (in 1 ms steps)

Offset

ABS sync: 2 hours (in sub-frame or sample accuracy)
Timecode sync: 12 hours (in sub-frame accuracy)

Sync clock source

Internal, Word In or Coaxial In

A/D converter

24-bit, 128-times Delta/Sigma over-sampling (switchable dither)

D/A converter

24-bit, 128-times Delta/Sigma over-sampling

Supported timecode formats

30 drop, 30 non-drop, 29.97 drop, 29.97 non-drop, 25 and 24 fps

Frequency response

20 Hz 20 kHz, 0.5 dB

Signal-to-noise ratio
(Fs = 48 kHz, 22k LPF, A-weighted)

>104 dB (DTRS-HR)
>100 dB (DTRS)

Dynamic range
(Fs = 48 kHz, 22k LPF, A-weighted)

> 104 dB (DTRS-HR)
>95 dB (DTRS)

Total harmonic distortion

<0.004% (DTRS-HR)
<0.005% (DTRS)

Channel separation

>90 dB at 1 kHz

Wow and flutter

unmeasurable

Analogue inputs and outputs

Analogue inputs (balanced)

25-pin D-sub, female

  Nominal level +4 dBu
  Nominal impedance 20 kOhm

Analogue inputs (unbalanced)

8 x RCA

  Nominal level -10 dBV
  Nominal impedance 10 kOhm

Analogue outputs (balanced)

D-sub, 25-pin, female

  Nominal level +4 dBu
  Nominal impedance 10 kOhm (loaded)

Analogue outputs (unbalanced)

8 x RCA

  Nominal level -10 dBV
  Nominal impedance 250 Ohm

Digital inputs and outputs

TDIF (unbalanced)

D-sub, 25-pin, female

AES/EBU, SPDIF (coaxial, unbalanced)

RCA

Sync and other terminals

Remote In/Sync In

D-sub, 15-pin, female

Sync

D-sub, 15-pin, female

Word-Sync-Out

BNC, 75 Ohm at TTL level

Timecode input

RCA

  Nominal impedance 10 kOhm
  Nominal level 0.5 Vp-p to 10.0 Vp-p

Timecode output

RCA

  Nominal impedance 100 Ohm
  Nominal level 2,0 Vp-p

MIDI

In, Out, Thru (conforms to MIDI standard)

Remote control connector

8-pin DIN (for RC-808)

Remote punch in/out

6.3 mm mono jack (for optional foot switch RC-30P)

Power supply and other specifications

Power supply

230 VAC, 50 Hz

Power consumption

34 W

Overall dimensions (W x H x D)

482 mm x 143 mm x 350 mm

Weight

8.1 kg

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Multitrack - 414 MKII | 
Converters - IF-AE8HR | IF-DA8 | MA-AD8 |
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