DD-7 Digital Delay
BOSS
DD-7 OverviewDetailsSpecificationsImageGalleryBrochures FAQDownloadsOwner's ManualDemosUpdate Info
 
Controls
E.LEVEL, F.BACK, D.TIME, MODE
Pedal switch
 
Indicator
CHECK (Used for indication of TEMPO, HOLD, and to check battery)
 
Connectors
INPUT-A (MONO) jack, INPUT-B jack
OUTPUT-A (MONO) jack, OUTPUT-B jack
TEMPO/EXP jack
AC adaptor jack (DC 9 V)
 
Delay Time
1 ms to 6400 ms*
Maximum recording time: 40 sec (in Hold mode)
*Values may vary according to the mode and connections.
 
Nominal Input Level
-20 dBu
 
Input Impedance
1 M ohm
 
Nominal Output Level
-20 dBu
 
Output Impedance
1 k ohm
 
Recommended Load Impedance
10 ohms or greater
 
Power Supply
DC 9 V:
Dry battery, 9 V type (6F22/carbon, 6LR61/alkaline)
AC Adaptor (PSA-series: optional)
 
DC 9 V: Dry battery 6F22 (9 V) type (carbon)/
Dry battery 6LR61 (9 V) type (alkaline),
AC Adaptor (PSA-series: optional)
 
Current Draw
55 mA (DC 9 V)
* Expected battery life under continuous use: Carbon: 1.5 hours, Alkaline: 6 hours. These figures will vary depending on the actual conditions of use.
 
Accessories
Owner's Manual, Mode Sticker, Application Sticker, Leaflets ("USING THE UNIT SAFELY," "IMPORTANT NOTES," and "Information"), Dry battery (9 V type, 6LR61) *1
 
Options
AC adaptor (PSA-series), Footswitch: FS-5U, Expression pedal: Roland EV-5
Size and Weight
 
Width
73 mm
2-7/8 inches
 
Depth
129 mm
5-1/8 inches
 
Height
59 mm
2-3/8 inches
 
Weight
0.4 kg
1 lbs.
* 0 dBu = 0.775 Vrms
*1 The battery that is supplied with the unit is for temporary use, intended primarily for testing the unit's operation. We recommend that alkaline battery be used when replacing the battery.
*The specifications are subject to change without notice.