7 – Appendices
38
TASCAM FW-1884 Owner’s Manual
Misc. I/O
Overall System Specifications
ADAT/Optical input (Light-pipe)
ADAT optical format digital multi audio or 2CH serial audio signal
input terminal. In the case of 2CH serial audio signal, DIGITAL IN
(COAXIAL) is selectable.
Connector:
Light-pipe optical x 1
Format:
ADAT OPTICAL at ADAT AES3-1992 or
IEC60958 (automatically detected) at Optical
Audio bit length : 24bit
ADAT/Optical output (Light-pipe)
ADAT optical format digital multi audio or 2CH serial audio signal
output terminal. In the case of 2CH serial audio signal, DIGITAL
OUT (COAXIAL) is selectable.
Connector:
Light-pipe optical x 1
Format:
ADAT OPTICAL at ADAT
IEC60958 at Optical
Audio bit length 24bit at ADAT
24bit at Optical
Word sync input
Word clock signal input terminal
Connector:
BNC x 1
Input imped-
ance
: 75 ohm
Input level
TTL level
Word sync output
Word clock signal output for Word sync
Connector:
BNC x 1
Output level
TTL level
MIDI input 1-4
MIDI input terminal
Connector:
5-pin DIN connector – conforms to MIDI specifi-
cations x 4
Format
: MIDI
FireWire
IEEE 1394 digital interface
Connector:
IEEE 1394 connector x 2
Format: IEEE
1394
Transmit rate:
400Mbps
Footswitch
Punch In/Out of DAW application
Connector:
Normally-open 1/4-inch TS jack
Sampling frequency
Internal clock
: 44.1kHz / 48.0kHz / 88.2kHz / 96.0kHz
External clock:
Word sync input / Digital input / ADAT input
AD/DA converter
Analog to Digital
Resolution
24 bit
Dynamic range: 103 dB Fs=44.1kHz, A-weight
AD input level
Maximum
+8.1dBu (0dBFs)
Nominal
-7.9dBu (-16dBFs)
Digital to Analog
Resolution
: 24 bit
Dynamic range
103 dB Fs=44.1kHz, A-weight
Analog output level
Maximum
: +7.8dBu (0dBFs)
Nominal
: -8.2dBu (-16dBFs)
CODEC: AK4528 specifications
ADC
Resolution: 24
bit
Dynamic range: 103 dB Fs=44.1kHz, A-weight
Group delay:
31 samples
DAC
Resolution: 24
bit
Dynamic range
110 dB Fs=44.1kHz, A-weight
Group delay:
30 samples
DAC: AK4380VT specifications
