Products

MICRO BR

Digital Recorder

Tracks4, V-Track: 32 (8 V-Track per each Track), Up to 2 tracks can be recorded simultaneously, Up to 4 tracks can be played back simultaneously
External Memory CapacitySD Card: 32 M-1G bytes
Data TypeHiFi (MT2), STANDARD (LV1), LONG (LV2),
Audio Data Type (MP3 Mode)MP3 (192 kbps, 44.1 kHz), MP3 (128 kbps, 44.1 kHz), MP3 (64 kbps, 44.1 kHz), WAV (44.1 kHz, 16 bits) The MICRO BR can play the MP3 in bit rate range of 64--320 kbps.
Signal ProcessingAD Conversion: 24 bits + AF method (GUITAR IN, onboard mic), 24 bits (LINE IN/MIC), DA Conversion: 24 bits
AF method (Adaptive Focus method) Adaptive Focus is a unique Roland/BOSS technology that allows the signal noise (S/N) ratios of AD and DA converters to be vastly improved.
Sample Rate44.1 kHz
Frequency Response20 Hz to 20 kHz
Recording Time (conversion in one track) HiFi (MT2) STD (LV1) LONG (LV2)
32 MB 15 min. 18 min. 23 min.
64 MB 31 min. 38 min. 47 min.
128 MB 64 min. 76 min. 96 min.
256 MB 128 min. 154 min. 192 min.
512 MB 257 min. 309 min. 386 min.
1 GB 502 min. 604 min. 755 min.

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 four tracks contain an equal amount of data, the length of the resulting song will be approximately 1/4 of the above.
The memory capacity (recording time) decreases when the MP3 file etc. exist in the memory.
Recording Time (conversion in MP3 mode, Stereo) MP3 WAV
64 kbps 128 kbps 192 kbps
32 MB 65 min 32 min 21 min 2 min
64 MB 131 min 65 min 43 min 5 min
128 MB 265 min 132 min 88 min 12 min
256 MB 531 min 265 min 177 min 24 min
512 MB 1065 min 532 min 355 min 48 min
1 GB 2081 min 1040 min 693 min 94 min

The above-listed recording times are approximate. Times may be slightly shorter depending on the number of MP3/WAV files that were created.
The memory capacity (recording time) decreases when the track data (Song) exist in the memory.
Nominal Input Level (Variable)GUITAR / BASS jack: -20 dBu, LINE IN / MIC jack: LINE: -10 dBu (LINE), MIC: -40 dBu (EXT MIC)
Input ImpedanceGUITAR / BASS jack: 1 M ohms, LINE IN / MIC jack: LINE: 16 k ohms, EXT MIC, Plug-in Power = OFF: 18 k ohms, EXT MIC, Plug-in Power = ON: 2.2 k ohms
Nominal Output LevelPHONES / LINE OUT jack: -10 dBu
Nominal Output ImpedancePHONES / LINE OUT jack: 33 ohms
Recommended Load ImpedancePHONES / LINE OUT jack: 16-100 ohms (PHONES), LINE: 1 k ohms or greater (LINE OUT)
InterfaceUSB Connector (mini B type)
Display16 Characters x 2 Lines, 22 icons (White Backlit LCD)
ConnectorsGUITAR / BASS jack (1/4 inch phone type), LINE IN / MIC jack (Stereo miniature phone type, supports Plug-in Power), PHONES / LINE OUT jack (Stereo miniature phone type), USB connector (mini B type)
Power SupplyDC 3 V: Dry battery LR6 (AA) type (alkaline) x 2, DC 9 V: Supply AC Adaptor (PSA series: sold separately)
Current Draw140 mA (when you use the PSA series), 320 mA (when you use the dry batteries)
Expected battery life uner continuous useAlkaline dry cell batteries Approximately 6 hours (with power save function) * The time may vary according to usage conditions, batteries used, and type of SD memory card used.
Accessories Soft Case, Size AA alkaline dry cell battery x 2, Demo card (128 MB SD Memory Card:Already inserted when the MICRO BR is shipped), Owner's Manual, Leaflets (About Memory Cards, Information/Effect Patch List)
OptionAC Adaptor: PSA-Series
Confirmed operation memory cards
1GB
PanasonicRP-SDQ01GJ1A, RP-SDR01GJ1A
LexarSD1GB-231
SanDiskSDSDH-1024-903
HAGIWARA SYS-COMHPC-SD1GT
512MB
PanasonicRP-SD512BJ1A, RP-SDR512J1A
LexarSD512-231
SanDiskSDSDH-512-903
HAGIWARA SYS-COMHPC-SD512T
Size and Weight
Width
136 mm5-3/8 inches
Depth
82 mm3-1/4 inches
Height
22 mm0-7/8 inches
Weight
130 g0 lbs. 5 oz.

* 0 dBu= 0.775 Vrms

In the interest of product improvement, the specifications and/or appearance of this unit are subject to change without prior notice.

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