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Section 7
Specifications
BR-864: Digital Studio
● Tracks
Track: 8 V-Track: 64 (8 V-Tracks per each Track)
* Up to 2 tracks can be recorded simultaneously, and up to 8
tracks can be played back simultaneously.
● Useful Capacity
CompactFlash: 32 M–1 G bytes
● Data Type
HiFi (MT2)
STANDARD (LV1)
LONG (LV2)
● Signal Processing
AD Conversion:
24 bit, ∆∑ Modulation + AF-AD (Guitar/Bass)
24 bit, ∆∑ Modulation + AF-AD (Mic)
24 bit, ∆∑ Modulation (Line)
24 bit, ∆∑ Modulation (Simul)
DA Conversion: 24 bit, ∆∑ Modulation
Internal Processing:
24 bit (digital mixer section)
● Sample Rate
44.1 kHz
● Frequency Response
20 Hz to 20 kHz (+1/-3 dBu)
● Recording Time (1 track)
* The above-listed recording times are approximate. Times may
be slightly shorter depending on the number of songs that were
created.
* The above number is the total for all the tracks that are used. If
each of the eight tracks contain an equal amount of data, the
length of the resulting song will be approximately 1/8 of the
above.
● Nominal Input Level (Variable)
GUITAR/BASS jack: -24 dBu
MIC
(TRS balanced/XLR)
jack
: -44 dBu
LINE jack: -16 dBu
● Input Impedance
GUITAR/BASS jack: 1 M Ω
MIC
(TRS balanced/XLR)
jack
: 8.9 k Ω (HOT-COLD)
8.2 k Ω (HOT-GND, COLD-GND)
LINE jack: 15 k Ω
● Nominal Output Level
LINE OUT jack: -10 dBu
● Output Impedance
LINE OUT jack: 2 k Ω
Headphone jack: 147 Ω
● Recommended Load Impedance
LINE OUT jack: 20 k Ω or greater
Headphone jack: 8–50 Ω
● Residual Noise Level
LINE OUT jack: -85 dBu or less
(INPUT SELECT: GUITAR/BASS, input terminated with 1 k
Ω, INPUT SENS: CENTER, IHF-A, typ., EFFECT: OFF)
● Interface
USB Connector
DIGITAL OUT: Optical type
● Display
16 Characters x 2 Lines + Approx. 100 icons (Backlit LCD)
● Connectors
GUITAR/BASS jack (1/4 inch phone type)
MIC jacks (TRS Balanced 1/4 inch phone type, XLR type)
LINE IN jack L/R (RCA Phono type)
LINE OUT jack L/R (RCA Phono type)
DIGITAL OUT Connector (Optical type)
FOOT SW/EXP PEDAL jack (1/4 inch phone type)
MIDI OUT Connector
Headphone Jack (Stereo 1/4 inch phone type)
● Power Supply
DC 9 V; Supply AC Adaptor (PSA series), Dry batteries x 6
Capacity
Data type
HiFi (MT2) STD (LV1)
LONG (LV2)
32 MB 16 min. 19 min. 24 min.
64 MB 32 min. 39 min. 49 min.
128 MB 65 min. 78 min. 98 min.
256 MB 130 min. 156 min. 196 min.
512 MB 260 min. 312 min. 392 min.
1 GB 520 min. 624 min. 784 min.