OWNER’S MANUAL
BATTERY REPLACEMENT
1. Loosen the screw on the pedal to
open it.
2. Remove the battery from the
battery compartment and
disconnect the battery cable.
3. Connect a new battery to the
battery cable and put it back
in the battery compartment.
Make sure that the polarity
of the battery is correct and the
battery cable does not interfere with
the spring or pedal cover.
4. Push the coil spring into the spring
base and close the pedal.
5. Insert the thumb screw into the guide bush hole and firmly tighten the
screw.
IMPORTANT NOTES
1. Read these instructions.
2. Keep these instructions.
3. Heed all warnings.
4. Do not use this apparatus near water.
5. Clean only with dry cloth.
6. Do not block any ventilation openings. Install in accordance with the
manufacturer’s instructions.
7. Do not install near any heat sources such as radiators, heat registers,
stoves or any other apparatus (including amplifiers) that create heat.
8. WARNING: to reduce the risk of fire or electric shock, do not expose this
apparatus to rain or moisture.
9. Protect the power cord from being walked on or being pinched.
10. Unplug this apparatus when unused for long periods of time.
11. There are no user serviceable parts inside. All servicing has to be done by
qualified service personnel. Servicing is required when the apparatus has
been damaged in any way, such as when the power supply cord or plug
is damaged, when liquid has been spilled or objects have fallen into the
apparatus, when the apparatus has been exposed to rain or moisture, when
the apparatus does not operate normally or when it has been dropped.
PANEL DESCRIPTION
1. AC Adaptor Jack: Connect an AC adaptor (100-140V/50-60Hz).
An AC adaptor allows long and secure operation without worrying about
battery life.
Use the proper supply for your area’s Mains line voltage.
2. Indicator LED: This LED indicates when the effect is turned on.
• Operating on battery power only: when the LED becomes dim or does
not light the battery needs to be replaced.
INSTRUCTIONS
Thanks for purchasing our product. In order to make the best use of your
DD-050, please read the following carefully.
FEATURES
The DD-050 is a delay pedal effect. It has two delay modes
(400ms/800ms) with simple settings of Feed Back and Delay Time to
create a vintage delay sound. Connect output A/B for stereo use.
3. Level Knob: Use this control to adjust the output level of the effect.
4. F. Back Knob: Use this control to adjust the feedback level.
Turning this knob clockwise increases the amount of times the delay
sound is repeated.
5. Delay Time Knob: Use this control to adjust the delay time. The delay
time can be changed within the setting range.
6. Mode Knob: Use this switch to select the delay mode. Includes both of
400ms and 800ms.
7. Output Jacks A/B: Use these jacks to connect an amplifier or other units.
Use Jack A for mono output.
8. Pedal: Press the pedal to turn the effect on and off.
9. Thumb Screw: Loosen the screw to open the pedal for battery
replacement. (For details of the battery replacement, see “BATTERY
REPLACEMENT”)
10. Input Jack: Connect your instrument to this jack. To prolong battery life,
disconnect all cables from the pedal when it’s not in use.
SPECIFICATIONS
Input Impedance 1MΩ
Output impedance 1kΩ
Recommended Load
Impedance
10kΩ or greater
Residual Noise
-90dBu (IHF-A, Typ.)
Power Supply
DC 9V; Dry Battery (6F22/9V), AC adaptor
Connections
Input
Output A (Mono) / B,
AC Adaptor
Controls
Pedal Switch, Level, F.Back,
D.Time, Mode
Indicator
Check indicator (serves also
as battery check indicator)
Current draw
45mA, (DC 9V)
Dimensions
72*128*60 mm.
Weight
410g (no battery)
Option
AC adaptor
DD-050 DIGITAL DELAY
CONNECTIONS
1. Connecting an instrument to this jack will automatically switch the unit on.
Be sure to disconnect the cord from this jack when the unit is not being
used.
2. Before connecting or disconnecting any instrument, make sure that the
volume of the amplifier is turned down.
3. For monaural output, use Output Jack A. Both the dry and the processed
signal are output.
4. For stereo use:
Output A: only the processed
signal is output.
Output B: only the dry
(unprocessed) signal is
output.
5. When you use a high output
guitar, the sound may be
distorted. If distortion occurs,
turn down the volume of the
guitar or use a limiter.