swissonic MDR-4 User manual

L RL R
Instruction Manual
MDR-4

FCC Information
NOTICE
FCC WARNING
GUIDELINES LAID DOWN BY FCC RULES FOR USE OF THE UNIT IN THE U.S.A. (not
applicable to other areas)
Changes or modifications not expressly approved by the party responsible for compliance
could void the user's authority to operate the equipment.
This equipment has been tested and found to comply with the limits for a Class B digital device,
pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable
protection against harmful interference in a residential installation. This equipment generates,
uses and can radiate radio frequency energy and,if not installed and used in accordance with
the instructions,may cause harmful interference to radio communications. However,there is
no guarantee that interference will not occur in a particular installation. If this equipment does
cause harmful interference to radio or television reception,which can be determined by turning
the equipment off and on,the user is encouraged to try to correct the interference by one or
more of the following measures:
Reorient or relocate the receiving antenna.
Increase the separation between the equipment and receiver.
Connect the equipment into an outlet on a circuit different from that to which the receiver is
connected.
Consult the dealer or an experienced radio / TV technician for help.

3
IMPORTANT NOTES
Thank you very much for purchasing t . You are recommended to study this
manual carefully before using the unit.
his product
This unit could be operated either by 2x1,5V battery or by a 3V DC adaptor.center minus
Before connection,please ensure the power supply has been properly installed and all power devi-
ces such as amplifiers must first be turned off,in order to avoid any malfunction.
Avoid using this unit together with same circuit of electronic products that will generate line noises.
Do not place this unit too close to heat sources such as radiator and amplifier in order to prevent
damages like interference.
Do not expose this unit under excessive sunlight,water and moisture.
Strong vibration and shock will damage this unit.
Clean this unit with a soft and dry cloth. A slightly dampened cloth with mild detergent might remove
stubborn dirt.
Never use thinners and alcohol for cleaning the unit.
Hold the unit firmly while unplugging the cables,never pull the audio cables with stress.
Note: If the recorder doesn’t
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battery, then plug the power jack or put the battery in again to turn on the recorder.

This product is suitable in the following situation
Sound sampling in an external or internal environment
Live recording
Conference recording
Course recording for students
Home Studio
Journalist and other situation need interview recording to record
This product provides high quality recording function and accurate
position for sound
It stores file in both wav and mp3
4
APPLICATION

5
MAIN FEATURES
Stereo 4 mics recording, 360 degree mode. Support mp3 and wav format.
16bit/24bit,44.1K and 48K sample rate.
Support max of 2G SD card.
128*64 OLED display.
Bass compensate, CHORUS, PITCH, DELAY, REVERB.
MP3 voice cancelling.
Easy to operate.

SIDE PANEL
FRONT PANEL
BATTERY REPLACEMENT DIAGRAM
MENU TREE
BASIC OPERATION
RECORDING SETUP
RECORDING
SETUP PLAYBACK
PLAYBACK
EFFECTS
FILE MANAGEMENT
UTILITY
SD CARD
MIC
SPEAKER
PHONES
CURRENT STATE PROTECT
SPECIFICATIONS 6
CONTENTS 7-8
9-10
11
12
13-26
13-15
16-19
20-22
23-26
27-30
31-34
35-38
39-40
41
41
41
43
42

1.POWER supply jack:(DC in 3V center minus)
Connect an AC adaptor to this jack.
2.[POWER ON/OFF] button:
Turn the power on/off.
3.[VOLUME] button:
Adjust volume.
4. [MIC GAIN H..L ] button:
Choose high level mic input or low level input.
5.USB jack
:
Connect to computer.
67
SIDE PANEL
4
3
2
1
9
8
7
6
5

SIDE PANEL
4
3
2
1
9
8
7
6
5
6.LINE IN jack:
Connect to any other audio device such as mp3 and
CD player.
7. EXT MIC jack:
Connect the external microphone.
8. [INPUT LEVEL+/-] button:
You can also adjust the recording level by
[INPUT LEVEL +] or [INPUT LEVEL-] button.
9. PHONES jack:
Connect a pair of stereo headphones to this jack.
8

69
10.[MENU] button :
Press [MENU] button to choose the menu.
11. [BACK/CANCEL] button:
Press [BACK/CANEL] goes back to the home screen.
Long press[BACK/CANCEL]button to hold on / off .
12. [REPEAT A B] button:
A-B repeat function allows you to specify point A
and point B and automatically play the section
between these two points repeatedly.
13. [EFFECT] button:
Effects button to choose.
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12
13
14
15
16
11
FRONT PANEL

14. [MONITOR] :
Headphone monitor output on/off.
Long press to turn on/off speaker while playing.
15. [REC] :
Record button
16. [Display]
A variety of information about the unit appears
here.
17. [ ]/[ ]:
[PLAY/PAUSE] button / [Up] button .
18. [ ]/[ ] :
[STOP] button / [Down] button .
19. [ ]/[ ]£
[F.F] button / [Right] button .
20.[ ]/[ ]£
[REWIND] button / [Left] button .
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12
13
14
15
16
18 17
11
FRONT PANEL
17
18
19
20
6
10

11
Size AA,
Sum-3,R6 battery.
2 x 1,5V Batteries

MENU TREE
Main
Record Setup
File
Playback Setup
Utility
Sample Rate
Record Format
Mic Select
Track Select
Playback Mode
Bass Comp
SD Card
Display
Preset Power
Information
Format
Contract
Auto Shutdown
Effect
Effect Type
Time/Rate...
Level/Mix...
Open
Delete
Rename
Volume
Auto Gain
6
12

13
BASIC OPERATION
RECORDING SETUP
00:00:00
00:02:22
DR2-0001.mp3
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*STOP FX:off
1.RECORD SETUP
2.PLAY SETUP
3.EFFECT
4.FILE
5.UTILITY
MENU
SAMPLE RATE
RECORD FORMAT
Mp3 320kbps
MIC SELECT
4 MICS
48kHZ
RECORD SETUP
SAMPLE RATE
48kHZ
RECORD FORMAT
MIC SELECT
4 MICS
Mp3 320kbps
RECORD SETUP
1.RECORD SETUP
2.PLAY SETUP
3.EFFECT
4.FILE
5.UTILITY
MENU
00:00:00
00:02:22
DR2-0001.mp3
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*STOP FX:off
1.
3.
At the main screen, press [MENU] button,
the following menu appears. This screen
lets you select RECORD SETUP by using
[ ] or [ ] button.
The screen now indicates four parameter
items: SAMPLE RATE, REC FORMAT,
MIC SELECT, and AUTO GAIN. You
can select them by pressing the
[ ] or [ ] button .
Pressing the [BACK/CANCEL]
button will return to the main menu .
2.

14
BASIC OPERATION
SAMPLE RATE is sample rate parameter .
you can use [ ] or [ ] button to choose
44.1kHz or 48kHz(default) samplerate.
SAMPLE RATE
1
¡REC FORMAT¡is the parameter for
recording format. This product supports
to 9 formats:
WAV24bit¡WAV16bit¡MP3-320kbps¡
MP3-224kbps¡MP3-192kbps¡MP3-160
kbps¡MP3-128kbps¡MP3-96kbps and
MP3-64kbps .
You can use [ ] or [ ] button to
choose.The default is MP3-320kbps.
REC FORMAT
2
SAMPLE RATE
RECORD FORMAT
Mp3 320kbps
MIC SELECT
4 MICS
48kHZ
RECORD SETUP
SAMPLE RATE
RECORD FORMAT
Mp3 320kbps
MIC SELECT
4 MICS
44.1kHZ
RECORD SETUP
SAMPLE RATE
48kHZ
RECORD FORMAT
MIC SELECT
4 MICS
Mp3 320kbps
RECORD SETUP
SAMPLE RATE
48kHZ
RECORD FORMAT
MIC SELECT
4 MICS
Mp3 224kbps
RECORD SETUP

15
AUTO GAIN is the switch that adjust
input sensitivity. Use [ ] or [ ] button
to choose ON or OFF .The default is ON.
AUTO GAIN
4
AUTO GAIN
ON
RECORD SETUP
AUTO GAIN
OFF
RECORD SETUP
BASIC OPERATION
MIC SELECT is parameter for number of
microphone to be choosed . select 2 MICS
record mode or 4 MICS record mode by [ ]
or [ ]button£The default is 4MICS.
MIC SELECT
3
SAMPLE RATE
48kHZ
RECORD FORMAT
MIC SELECT
Mp3 320kbps
4 MICS
RECORD SETUP
SAMPLE RATE
48kHZ
RECORD FORMAT
MIC SELECT
Mp3 320kbps
2 MICS
RECORD SETUP
Note:If you use line in or ext mic, you can
choose 2 MIC for only external input or 4 MIC
with 2 back MIC and external input together.

00:00:00
04:36:22
DR2-0001.mp3
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#PUAS FX:off
16
RECORDING
At the main screen or file manage screen
(FILE) ,press the [REC] button goes into
standby record mode.
The [REC] button lightens and flashes.
We can see two highlight record levels are
scanning. This product detects the level
of the currently selected input source.
The current file name displays under the
record level (eg:DR2-xxxx.mp3 or
DR2-xxxx.wav).
00:00:00
04:36:22
DR2-0001.mp3
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*STOP FX:off
BASIC OPERATION
1.
2.

Adjust the record level by pressing
[INPUT LEVEL+]/[INPUT LEVEL-]
button so that the highlight record level
reaches thehighest level without the peak
indicator shown in red turning on .
00:00:00
04:36:22
DR2-0001.mp3
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*PUAS FX:off
MIC GAIN: 16
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17
BASIC OPERATION
3.

18
At the standby condition, Press [PLAY/
PAUSE] or [REC] button to start recording
The [REC] button lightens .
the time level begin to increase as recording
starts. The time show above indicate
the record time, and the time appeals on the
right side indicates the time left for record.
Note: the amount of record time available
depend on capacity of SD card.
You can also adjust the recording level by
[INPUT LEVEL+] and [INPUT LEVEL-] button
while recording.
Note: if you use the input MIC, the sound
of pressing the key will simultaneously be
recorded.
00:00:01
04:36:21
DR2-0001.mp3
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*REC FX:off
BASIC OPERATION
1.
2.

19
Adjust the output volume by pressing
[VOLUME+] or [VOLUME-] at the left
side.
Press [PLAY/PAUSE] button to pause the
recording . Press the [PLAY/PAUSE]
button again to continue recording.
During recording , press [STOP] button or
[REC] button to stop the record, Light on
[REC] button darkens,and the file will be
saved to the SD card.
00:02:11
04:36:21
DR2-0001.mp3
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*REC FX:off
VOLUME: 20
00:11:49
04:25:37
DR2-0001.mp3
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*REC FX:off
00:00:00
00:12:12
DR2-0001.mp3
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*STOP FX:off
BASIC OPERATION
3.
4.
5.

20
SETUP PLAYBACK
At the home screen , press [MENU] button
to go into the main menu. Use [ ] or [ ]
button to choose ¡play setup¡ then
press [MENU] button to go into the playback
setup screen .
Use [ ] or [ ] button to edit the
parameters such as ¡TRACK SELECT¡,
¡BASS COMP¡,¡PLAY MODE¡and
¡VOLUME¡.
Press [BACK/CANEL] to go back to the
home screen.
00:00:00
00:02:22
DR2-0001.mp3
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*STOP FX:off
1.RECORD SETUP
2.PLAY SETUP
3.EFFECT
4.FILE
5.UTILITY
MENU
TRACK SELECT
BASS COMP
OFF
P;AY MODE
ONCE
STEREO
PLAY SETUP
1.RECORD SETUP
3.EFFECT
4.FILE
5.UTILITY
2.PLAY SETUP
MENU
TRACK SELECT
STEREO
BASS COMP
P;AY MODE
ONCE
OFF
PLAY SETUP
BASIC OPERATION
1.
2.
3.