The KC-990 Stereo Mixing Keyboard Amplifier with Effects from Roland features 320W of output power, four line-input channels, a dedicated auxiliary input, and support for an XLR vocal mic. Paired with two built-in 12" woofers and two horn tweeters, the keyboard amplifier can be used by musicians and producers to amplify pianos, organs, synthesizers, rhythm machines, and other electronic instruments.
The KC-990's cabinet provides extended low-frequency response without distortion. There is an auxiliary channel with 1/8" and RCA inputs for connecting smartphones, music players, or other devices. Channel 1 also includes an XLR input, allowing you to plug in a vocal mic for even more versatility.
Furthermore, this keyboard amplifier integrates into many environments. The stereo 1/4" line outputs, enable you to interface with PA systems, stage monitors, and other recording devices. There are stereo XLR outputs with switchable ground lifts, which eliminates hum that can occur when connecting to a main PA. Plugging into the phones jack, will mute the onboard speakers. This is suitable for private practice sessions and checking sounds on stage with headphones. The amplifier also includes four caster wheels for easy transport.
Full-Range Sound for Keyboards and Electronic Musical Instruments
Built-In Stereo Effects
Onboard Mixing for Big Rigs and Full Groups
Versatile Connectivity for Performing, Recording, and Practice
Expand Your Setup with Stereo Link
Roland KC-990 Specs
Rated Power Output | 320 W (160 W + 160 W) |
Nominal Input Level | @ 1 kHz Channel 1 (Balanced, L/Mono, R): -50, -20 dBu Channel 2 (L/Mono, R): -20 dBu Channel 3 (L/Mono, R): -20 dBu Channel 4 L/Mono, R): -20 dBu Auxiliary In/Monitor In (Aux 1, Aux 2, Aux 3): -10 dBu Stereo Link (In): 0 dBu |
Nominal Output Level | @ 1 kHz Line Out: (L/Mono, R) +4 dBu Line Out: (Balanced L, R) +4 dBu Stereo Link (Out): 0 dBu |
Speakers | 2 x Woofer: 12" (30 cm) 2 x Horn Tweeter: Not specified by manufacturer |
Controls | Power switch Ground-lift switch Channel 1: Mic/Line knob, effects button Channel 2: Line knob, effects button Channel 3: Line knob, effects button Channel 4: Line knob, effects button Auxiliary In: Level knob Mute speaker button Mute line out button Equalizer: Low knob, middle, and high knob Phones: Volume knob Master knob |
Indicator | Power |
Connectors | Channel 1 (Balanced) Jack: XLR type Channel 1 (L/Mono, R) Jacks: 1/4" (6.3 mm) phone type Channel 2 (L/Mono, R) Jacks: 1/4" (6.3 mm) phone type Channel 3 (L/Mono, R) Jacks: 1/4" (6.3 mm) phone type Channel 4 (L/Mono, R) Jacks: 1/4" (6.3 mm) phone type Auxiliary In/Monitor In: Auxiliary 1 (L/Mono, R) Jacks: 1/4" (6.3 mm) phone type Auxiliary 2 (L/, R) Jacks: RCA phone type Auxiliary 3 (Stereo) Jacks: Stereo 1/8" (3.5 mm) TRS miniature phono type Phones Jack: Stereo 1/4" (6.3 mm) TRS phone type (mono signal output) Stereo Link (In, Out) Jacks: 1/4" (6.3 mm) phone type Line Out (L/Mono, R) Jacks: 1/4" (6.3 mm) phone type Line Out (Balanced L, R) Jacks XLR type Foot SW Jack: 1/4" TRS phone type |
Power Consumption | 98 W |
Dimensions (W x D x H) | 29.9 x 18.5 x 23.0" (759 x 470 x 585 mm) including casters 29.9 x 18.5 x 21.1" (759 x 470 x 534 mm) excluding casters. |
Weight | 93 lb (42 kg) |
Package Weight | 108.3 lb |
Box Dimensions (LxWxH) | 32 x 24.5 x 20.5" |