4-Channel Recording
24-bit/96-kHz Resolution
40GB Hard Disk Drive
Wave Editing Function
Edirol R-4 — Introducing the
new generation portable recorder
Superior Sound and Extended Recording
Time with 40GB Hard Disk Drive 4-Channel
Portable Recorder for Professional Use
Top Panel
Built-In Stereo Mics
The R-4 brings you a new generation of portable recording. Enjoy superb sound quality. Use the 40GB
hard disk drive for extended recording. Record up to four channels at once. Edit waveforms on the
recorder itself. All this plus a compact size and light weight that assure outstanding mobility in the field.
The Edirol R-4. Gear up for the new generation of portable recording.
Front Panel
Select between input channels
1/2 and the built-in mics.
Prev Button
Next Button
Press to select previous file.
Hold it down to rewind.
Press to select the next file.
Hold it down to fast-forward.
Rec Button
Press to start recording.
Press while holding down
the PAUSE button to enter
standby recording.
Built-In Speakers
Hold Switch
Locks all control switches,
including power switch.
The speakers play the same
sound as the headphones.
LCD
Limiter Switch
Large
128 x 64 dot
display
Monitor Level Dial
Turns the limiter of all
channels ON or OFF.
Effects Button
Volume control for built-in
speakers and headphones.
Press to enter Effect mode.
Wave Edit Button
Phantom Power Switch
Press to enter Wave
Edit mode.
Turns the phantom power ON
or OFF for channels 1/2 and
3/4 during mic input.
Input Gain Dials
Use to set input gain. Each channel can be
set independently at the analog stage.
Marker Set/
Operate Buttons
Shuttle Dial
Use to set markers or to index
previously set markers.
Use to vary forward or reverse
speed in playback or in
waveform editing.
A-B Repeat Button
Jog Dial
Press once to set point A,
again to set point B, and again
to cancel the set points.
Use to select files and set
parameters.
Display Selector
Cursor Buttons
Use to select current playback
time, remaining time, or
current playback position bar.
Use to select files and menu
items and to set parameters.
Advanced Recording
while using line input to record the
opportunities or sound bites at the beginning
performance itself. Or you can record at several
of a recording.
Left Panel
Right Panel
CompactFlash™ Slot
USB Terminal
Mass storage class USB 2.0/1.1 terminal
Input Terminals (channels 1 to 4)
Use to transfer data from HDD to
CompactFlash™.
XLR/Phone combo jacks with switchable phantom power.
Digital Audio Terminal
L Terminal
Headphone Jack
Mic/Line Selector
Line Out Terminal
Coaxial digital audio in/out.
Use to link to a digital video
camera for synchronized
recording/playback start and stop.
Standard headphone jack
Selects the input level of
the mic or line input.
Use to select or mix
playback channels from the
four recorded channels.
Wave Editing
Easy Playback with the Jog Dial
CompactFlash™ Slot
Use the jog dial to fast-forward or rewind at
The CompactFlash™ slot makes it easy to read
or write recorded files. You can use
Extended Recording with 40GB Hard Disk Drive
different level settings simultaneously.
Five High-Quality Effects
Waveform Editing Using Only the R-4
any of seven speed levels.
Equipped with a 40GB hard disk drive, the R-4
On-Board Limiter
The R-4 lets you tailor the sound during both
The R-4 is all you need to edit waveforms. Just
Built-In Stereo Speakers
CompactFlash™ memory to give data to
can record up to 17 hours at maximum sound
Built into the analog stage, the Limiter helps
recording and playback.
watch the waveform on the LCD as you edit.
The R-4's built-in speakers make it easy to
colleagues or to transfer data to equipment not
Scrubbing playback with the
monitor recorded sound without headphones.
equipped with a USB interface.
deliver a stable
Superior 24-bit/96-kHz Linear Recording
and reliable
Totally uncompressed recording assures
recording free
outstanding sound quality. Choose 16-bit or 24-
of clipped
bit quantization and a sampling rate of 44.1
noise from
kHz, 48 kHz, or
sudden input
96 kHz. Save data
as WAV files.
Recording Time (approx.) (Stereo)
16-bit/44.1-kHz
16-bit/48-kHz
24-bit/96-kHz
58 hours
53 hours
17 hours
surges.
AD level (dBFS)
quality or up to 58 hours at CD quality.
Limiter Operation
Built-In Effects
3-Band EQ
3-band parametric EQ; allows sharp equalizing with
high/low shelving and mid peaking
shuttle dial lets you set the
Graphic EQ
6-point frequency band equalizing — ideal for recording
edit points precisely by sound.
Noise Gate
Minimizes noise during silences, cuts low-frequency noise
Enhancer
Clearly defines and enhances sounds — good for dialogue
Comp & DeEsser
Cuts hissing, smoothens the sound, makes the sound
level uniform
Clip level
Threshold level*
Input signal level (dBu)
The Limiter circuit
suppresses distortion
prior to A/D conversion.
*The signal level at which
the Limiter operates.
Built-In Nondirectional Stereo Microphones
*Only one effect can be used at a time. Effect ON/OFF and parameters can
be set for each track.
*Effects are not available in 96-kHz operation.
Computer Linking
And More
Select two points and remove the waveform between them
USB 2.0 Terminal Provides a High-Speed
Computer Data Link
2-Way Power Supply
Trim (Delete)
Divide (Split)
Select one point and divide the file there
The USB 2.0 high-speed mode transfers data
AC adaptor.
Combine (Append) Combine a file with the one before it
about 20 times faster
Digital Audio Input/Output
Merge (Bounce)
than DAT. You can also
Exchange data with other digital equipment
use the R-4 as a 40GB
while maintaining fidelity with the
storage device. Edit R-4
coaxial digital audio in/out.
Waveform Editing Functions
Merge several channels into one
The R-4 runs on eight AA batteries or with the
Simultaneous 4-Channel Recording
The R-4's nondirectional, back electret
The 4 XLR/Phone combo jacks come with
condenser microphones offer superb transient
The R-4's L terminal lets you connect a similarly
switchable phantom power and give you a
characteristics and vibration resistance.
equipped digital video camera to synchronize
Index Any Point Instantly
files directly from DAWs
choice of MONO, STEREO, STEREO X2, or 4CH
Pre-Recording Function
the camera start/stop while R-4 is recording.
Press the mark button anytime during
and other applications.
recording. Digital input/output is also provided.
When the REC button is pressed, the current
Counting the camera's two channels, this
recording or playback to mark that point for
Advanced Linking with the EDIROL DV-7DL
carrying case with a
Four-channel recording gives you exceptional
material is appended to a buffer that contains
configuration gives you a total of six audio
easy, instant indexing later. With the A-B repeat
A USB cable is all you need to connect directly
shoulder strap for
flexibility. For example, you can use mics to
recorded material from a few seconds earlier.
channels — a wealth of audio data to get
function you can set two points and repeatedly
to an EDIROL DV-7DL Video Editor and
safe, comfortable
capture the ambience of a performance hall
This helps prevent missed recording
creative with.
play back the material between them.
exchange files.
use in the field.
L Terminal for Linking a Digital Video Camera
Easy Playback
Soft Carrying Case
The R-4 comes with a soft
Specifications
Signal Part
Control
Input
Connectors
Impedance
Frequency Response
Nominal Input Level
Output
Connectors
Headphones Jack
Impedance
Output Level
Digital Input/Output
Connectors
Other Connectors
USB Connector
L-connector
Card Slot
Effect Unit
Tone Control
Controls
Channel 1/2 3/4: XLR/PHONE type (phantom powered: XLR only)
4 k Ohms or more
44.1 kHz: 20 Hz to 20 kHz (0 dB/-2 dB),
48 kHz: 20 Hz to 22 kHz (0 dB/-2 dB),
96 kHz: 20 Hz to 40 kHz (0 dB/-3 dB)
Channel 1, 2, 3, 4: -60 to +4 dBu (variable)
Display
Signal Processing
RCA phono type (L, R)
Stereo 1/4 inch Phone Type
L, R: 950 Ohms, PHONES: 10 Ohms
L, R: -7.8 dBu (-10 dBV), PHONES: 30 mW + 30 mW (32 Ohms load)
Digital Output Jacks: Coaxial Type (conform to IEC60958),
Digital Input Jacks: Coaxial Type (conform to IEC60958)
Input Gain Knobs (CH1, CH2, CH3, CH4), Input Level Switch (CH1/2,
LINE, MIC), Input Level Switch (CH3/4, LINE, MIC), Monitor Knob,
Jog Shuttle, Transport Buttons (PREV, NEXT, STOP, PAUSE, PLAY,
REC), Function Buttons, Hold Switch , Phantom Switch (CH1/2,
CH3/4), Limiter Switch
128 x 64 Graphic LCD
Bit Depth
AD/DA Conversion
Headroom
Sample Rate
AD/DA Conversion
Digital Output
Digital Input
24 bits
12 dB
44.1 / 48 / 96 kHz
44.1 / 48 / 96 kHz
32 kHz to 96 kHz (convert to internal sample rate)
Others
Hard Disk Drive Capacity
Recording Time
B Type
Mini-Miniature Phone Type *Receive Only.
CompactFlash™
Shelving EQ, Graphic EQ, Enhancer, Noise Reducer, Compressor
* 96 kHz : Invalid
Power Supply
Dimensions, Weight
Accessories
40 GBytes
16 bits 44.1 kHz: 58 hours, 16 bits 48 kHz: 53 hours,
24 bits 96 kHz: 17 hours
DC 9 V (AC adaptor), AA battery x 8
254 (W) x 221.8 (D) x 72.2 (H) mm, 1.7 kg
USB Cable, AC Adaptor (PSB-1U), AC Cord, Owner's Manual,
Carrying Case
System Requirements : Windows ® XP/2000/Me, MacOS9.2 or MacOS X, OS standard driver
* 0 dBu = 0.775 Vrms
Block Diagram
SAMPLE RATES
MIC/LINE
LEVEL
INPUT1/L
44.1
48
96
LIMITER
GAIN
LINE OUT
HDD
A/D
D/A
L
D/A
LIMITER
INPUT2/R
R
MONITOR
LEVEL
GAIN
PHONES
A/D
Built-in
SPEAKER
DSP
Built-in MIC
L
EFFECTS
MIC/LINE
LEVEL SW
INPUT3/L
R
LIMITER
GAIN
L
R
A/D
LIMITER
INPUT4/R
DIGITAL OUT
(Coaxial)
USB 2.0/1.1
GAIN
USB MASS STORAGE DEVICE
A/D
EDIT
CompactFlash™
DIGITAL IN
(Coaxial)
CF
L
R
www.edirol.com
www.edirol.co.uk
www.roland.co.jp
All specifications and appearances are subject to change without notice.
CompactFlash is a trademark of SanDisk Corporation and licensed by CompactFlash association.
Roland Corporation is an authorized licensee of the CompactFlash™ trademark.
Windows® is known officially as: “Microsoft® Windows® operating system.”
Mac OS is a trademark of Apple Computer, Inc.
OCT. '04 RAM-3882 E-3 GEN