VocoPro SDR-4000 Dual Digital USB / SD Audio Recorder & Player - Manual (Page 7)

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Introduction
Thank you for purchasing the SDR-4000 Dual Digital SD/USB Audio Recorder. The SDR-4000 offers
convenient real-time digital audio recording to both SD card and USB drive. Its user-friendly operation makes
it an ideal recording platform for DJ mixes, band rehearsals, sermons, board meetings, and more. With a
full set of playback controls, the SDR-4000 can also function as a dual SD/USB player with separate and
mixed audio outputs. Its slim rack-mountable construction will fit neatly into standard rack cases.
Features
• Records 192kpbs audio files directly to SD card or USB drive via RCA or XLR line in jacks
• Compatible with SD/SDHC cards and USB drives up to 32GB
• Dual recorder design allows for independent recording/playback on each side
• Individual record level controls and record level LEDs for precise level control
• Delete recorded files directly from recorder
• Full-featured playback with single and repeat playback modes
• Individual RCA input/output jacks
• Individual XLR input/output jacks
• Mixed RCA output jacks with toggle switch
• Backlit buttons for use is low-light areas
• ¼” headphone jack with volume control
• Slim 1RU chassis
• 110V-220V compatible
Specifications
• Channels………………………….. 2 (stereo)
• Recording Format................... MP3: 192 Kbps;
• Recording Media.................... SD (64 MB-2GB) SDHC (4 GB-32GB) Any supported FAT-USB drive
• USB compatibility.................... USB 1.0, 1.1, 2.0（NOT USB（
• Sampling Rate........................ 44.1kHz/48 kHz 16 BIT
• Dynamic Range......................
≥ 75dB
• THD+N.................................. 1%
• Freq Response....................... 20Hz – 18KHz
• Input Impedance.……………..... 10K
Ω
• Nominal Input Levels…............ ≥ 1.5V
• Output Impedance………………. 32~64 OHM STEREO
• Maximum Output…….............. Line (10K
Ω ): 0.7V RMS (-3 dBV)
• Power Source........................ 500mA DC 5V
Before Getting Started