Oade Brothers Audio

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Mics & Preamps
Recording FAQ

Edirol R4Pro Memory Recorderby OADE BROTHERS AUDIO

    Edirol R4Pro Hard Disc Recorder

Edirol R4Pro Hard Disc Recorder
Edirol R4 Pro with SMPTE Time Code Sync

  • Instant Backup via USB 2.0
  • Capture more ambient sound at any shoot for an overall more convincing soundscape.
  • Place mics on each participant in conferences, panels, reporters, etc.
  • Redundancy or backup in case of camera mic noise or drop out.

    • Main Specifications :

      R-4 Pro 4-Channel Portable Recorder and Wave Editor

      Channels 4
      Signal Processing AD/DA Conversion: 24 bits
      Sampling Frequency: 44.1/48/88.2/96/192 kHz
      Data Type Format: WAV
      Sampling Frequency: 44.1/48/88.2/96/192 kHz
      Bit Depth: 16/24 bits
      Media Internal Hard Disk Drive (80 GB)

      Recording time
      16 bit/44.1 kHz (Stereo): 116 hours
      16 bit/48 kHz (Stereo): 106 hours
      24 bit/48 kHz (Stereo): 70 hours
      24 bit/88.2kHz (Stereo): 38 hours
      16 bit/96 kHz (Stereo): 53 hours
      24 bit/96 kHz (Stereo): 35 hours
      24 bit/192kHz (Stereo): 17 hours
      NOTE: These recording times are approximate. Actual results may vary. If more than one recorded file exists, the total recordable time will be less than these.

      Audio Input and Output
      Analog Inputs XLR type x 4 + Built in stereo microphones
      Residual Noise Level: LINE Out: -90 dBu
      (SENS Knob: +4 dBu, Input Level Knob: Min)
      S/N ratio: 100 dB (max signal level is 10dBu)
      Total Harmonic Distortion (THD + N): 0.01 %
      (SENS Knob: +4 dBu, Input Level Knob: Center)
      Frequency Response: 20 Hz - 40 kHz (0 - -3 dB)
      Analog Outputs RCA type x 4 + Built in stereo speakers
      Headphones 1/4 inch phone type x 1
      Digital Input/Output AES/EBU XLR type x 1
      Time Code In/Out BNC type x 2 (SMPTE LTC)
      Frame Rates 23.976, 24, 25, 29.97, 29.97D, 30, 30D
      Phantom Power 48+/-2 V / 8 mA (Available 4 Channels simultaneously)

      Other Input/Output
      USB Interface USB Ports A type x 1 + B type x 1
      (Supports USB 1.1 / 2.0 mass storage device class)

      Effect Unit
      Effect Type 3-Bands Shelving EQ, 6-Bands Graphic EQ, Noise Gate, Enhancer, Compressor and De-esser
      Available to either recording or playing.
      Not available to recording in 96 kHz sampling frequency.

      Control Power Switch
      Hold Switch
      Input Gain Knobs: CH1--CH4
      Monitor Level knob
      Input Level Switches: CH1/2, CH3/4 (LINE/MIC Level)
      Phantom Power Switches: CH1/2, CH3/4
      Limiter Switch
      Scrub (Value)/Shuttle Dial
      Transport Buttons: PREV (REW), NEXT (FWD), STOP, PLAY/PAUSE, REC
      Marker Buttons: CLEAR, PREV, NEXT, MARK
      Function Buttons: WAVE EDIT, EFFECTS, SYSTEM
      A-B Repeat Button
      Display Button

      Display 128 x 64 dots Graphic LCD (backlit LCD)
      Power Supply AC Adaptor (PSB-1U) or
      Alkaline battery LR6 (AA) type x 8, or Nickel Hydrogen battery (HR15/51) x 8
      Power Consumption 1.2 A
      Accessories USB cable
      AC Adaptor with XLR 4 pins conversion cable
      AC Cord
      Owner's manual
      Carrying Case (soft type)

      Size and Weight
      Width 254 mm
      Depth 221.8 mm
      Height 72.2 mm
      Weight 1.7 kg

      All specifications are subject to change without notice.

      Located at Oade Brothers Audio 548 Meridian Rd. Thomasville, Ga. 31792

      Copyright 1996 - 2016 Oade Brothers Audio, All Rights Reserved