The DN-300RMKII records to both SD and USB media simultaneously – perfect for recording conferences where the client needs a copy of the recording after the event. With outstanding ease-of-use and simple operation, anyone can use the DN-300RMKII right out of the box and record to SD, USB or both. Utilizing Dual Mono or Dual Stereo modes, the ability to record a second mono or stereo file at -10dB on the same media is supported - even when recording to both SD and USB at the same time. The DN-300RMKII is exactly what the market is looking for in terms of a simple but high-quality recording solution for commercial applications. The DN-300RMKII gives installers and contractors the flexibility and convenience they need for total commercial recording capability.
- Records WAV and Mp3 files to SD and USB media simultaneously
- Simple and easy to use
- Powers-up in record-ready mode
- Dual Stereo & Dual Mono modes for recording -10dB safety tracks on the same media
- Balanced and unbalanced inputs and outputs
- Compact 1RU design
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Digital Audio System
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System:
- Solid-state SD/USB audio recorder/player
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Compatible Media (FAT16, FAT32)
- USB Device (mass storage class)
- SD/SDHC
- SDXC
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Supported File Formats
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MP3
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Sampling frequency:
- 44.1 kHz
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Bit rate:
- 192, 256 kbps (recording); 64 - 320 kbps and VBR (playback)
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Format:
- MPEG1 Audio Layer 3
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File extension:
- .mp3
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WAV
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Sampling frequency:
- 44.1, 48 kHz
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Bit depth:
- 16-bit (44.1 kHz), 24-bit (48 kHz)
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Format:
- Waveform Audio File Format
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File extension:
- .wav
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Number of Channels:
- 2 channels / stereo
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Audio Frequency Range:
- 10 - 20 kHz (± 1.0dB recording, ± 0.8 dB playback)
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Signal-to-Noise Ratio
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Recording:
- > 95 dB (1 kHz, 0dB A-weighted)
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Playback:
- > 95 dB (1 kHz, 0dB A-weighted)
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Channel Separation
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Recording:
- > 80 dB (1 kHz, 0dB A-weighted)
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Playback:
- > 90 dB (1 kHz, 0dB A-weighted)
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Wow and Flutter:
- < 0.001 %
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Distortion
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Recording:
- < 0.008 %
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Playback:
- < 0.006 %
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Total Harmonic Distortion:
- < 0.01% (1 kHz, 0dB A-weighted)
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Inputs
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Balanced XLR
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Nominal level:
- +4 dBu ± 1 dBu
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Minimum level:
- - 40 dBu
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Maximum level:
- 20 dBu ± 1 dBu
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Input impedance:
- 18 kΩ
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Outputs
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Balanced XLR
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Nominal level:
- +4dBu ± 1 dBu
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Maximum output level:
- +20 dBu ± 1 dBu
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Output impedance:
- 600 Ω ± 10%
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Unbalanced RCA
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Nominal level:
- -10 dBV ± 2 dBV
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Minimum output level:
- 6 dBV ± 2 dBV
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Connectors
- (2) XLR outputs
- (1) 1/4" (6.35mm) headphone output
- (1) RCA stereo output pair
- (2) XLR inputs
- (1) RCA stereo input pair
- (1) USB port
- (1) SD card slot
- (1) IEC AC power input
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Power
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Connection:
- IEC
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Input Voltage:
- 100 - 240 V~, 50/60 Hz
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Dimensions (width x depth x height):
- 19.0" x 10.92" x 1.72" (484 x 277 x 44mm)
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Weight:
- 6.6 lbs (3 kg)
