Specifications - Roland DigitalDelay DD-3 Service Notes

Jun. 2010

Specifications

DD-3: Digital Delay (DD-3C)
Power Supply
DC 9 V; Dry battery 6LR61 (9 V) type (alkaline),
AC Adaptor (PSA series: Option)
Current Draw
35 mA (DC 9 V)
* Expected battery life under continuous use:
• Carbon: 2 hours
• Alkaline: 8 hours
These figures will vary depending on the actual conditions of use.
Controls
EFFECT LEVEL, FEEDBACK, DELAY TIME,
Others
MODE SELECTOR Switch
Pedal Switch
Indicator
Check Indicator (serves also as battery check indicator)
Jacks
INPUT, DIRECT OUTPUT, MAIN OUTPUT, AC Adaptor
Delay Time
12.5 ms (MIN) to 800 ms (MAX)
S (Short) 50 ms (12.5 ms to 50 ms)
M (Middle) 200 ms (50 ms to 200 ms)
L (Long) 800 ms (200 ms to 800 ms)
Hold Time
200 ms (MIN) to 800 ms (MAX) in Hold mode
Frequency Response
Delay Sound: 40 Hz to 7 kHz; +1/-3 dB
Direct Sound: 10 Hz to 60 kHz; +1/-3 dB
Residual Noise
-95 dBu (IHF-A, Typ.)
Input Impedance
1 MΩ
Output Load Impedance
10 kΩ or greater
Dimensions
73 (W) x 129 (D) x 59 (H) mm
2-7/8 (W) x 5-1/8 (D) x 2-3/8 (H) inches
Weight
450 g / 1 lb (including battery)
Accessories
Owner's Manual (#5100015110)
Dry battery/9 V type (6LR61) (#********)
Leaflet ("USING THE UNIT SAFELY," "IMPORTANT NOTES," and
"Information") (#********)
Options
AC Adaptor PSA series
* 0 dBu = 0.775 Vrms
* Printed matters will not be supplied after the end of the production. Then,
download the electronic file from the Roland web site.
* In the interest of product improvement, the specifications and/or appearance of
this unit are subject to change without prior notice.
DD-3(T)
3