Boss DR-3 Dr. Rhythm Drum Machine



Boss DR-3 Dr. Rhythm Drum Machine


With the DR-3 Dr. Rhythm, guitarists and songwriters can add incredible-sounding drums to their music. This ultra-affordable drum machine includes some of BOSS’ best acoustic and electronic drum kits and a selection of bass sounds. Great for jamming, the DR-3’s Rhythm Progressions and multiple variations make it easy to create a realistic-sounding drum track for any style of music. And with Total Sound Control, you can tweak your kits to perfection.

  • BOSS’ most affordable drum machine for jamming or practice
  • Realistic drum, percussion and bass sounds with velocity-sensitive pads
  • New Rhythm Progressions with 3 variations each for Intro, Verse, Fill and Ending
  • New TSC with Sound Shape function and Ambience for professional drum sounds
  • 100 Preset Styles and 100 User styles programmable via realtime or step recording
  • Footswitch input for easy live control; runs on AC or battery power



Styles: User Style: 100, Preset Style: 100 * 11 patterns for a style
Songs: User: 100, Song Length: Max. 250 patterns for a song
TSC (Total Sound Control): Preset Patch: 8, User Patch: 8 Preset Patch: 8, User Patch: 8
Max. Polyphony: 12 voices
Instrument: Drum and perc: 120, Bass: 12
Resolution: 96 per quater note
Tempo: 20 to 260 bpm
Recording Method: Realtime/Step
Pads: 13 (Velocity-sensitive)
Display: Backlit LCD (16 characters x 2 lines)

- Output Jack: L, R (RCA Phono type), L(PHONES), R(MONO) (1/4-inch phone type), - Foot Switch Jack (Stereo 1/4-inch phone type), MIDI IN Connector, DC IN (AC - - -     Adaptor Jack)

Power Supply: DC9V: Dry Battery (R6/LR6 (AA) type) x 6, AC Adaptor (PSA-series)
Power Consumption200 mA
* Expected battery life under continuous use: approx. 5 hours (This figure will vary depending on the actual conditions of use.)

Accessories: Dry Battery (Alkaline LR6 (AA) type) x 6, Owner's Manual, Roland Service (Information Sheet)

Options: AC Adaptor: PSA Series, Foot Switch: FS-5U, Foot Switch Cable: Roland PCS-31L



- 213 mm
- 8-7/16 inches
- 185 mm
- 7-5/16 inches
- 53 mm
- 2-1/8 inches
- 710 g
- 1 lbs. 10 oz.

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