Gemini GPA-2000 Dépliant

Rev. 09.07

GCI Technologies Corp.

1 Mayfield Avenue, Edison, NJ, USA 08837

T: +1 732 346 0061

Email: sales@gci-technologies.com

Gemini Sound Products, S.A.

Caspe 172 , 1A, 08013 Barcelona, Spain

T: +34 93 436 37 00

Email: info.spain@gci-technologies.com

GCI Technologies Corp. GmBH

Lerchenstrasse 14, Haus 3 – 1. Stock, 80995 München, Munich, Germany

T: +49 (0) 89 319 019 80

Email: info.germany@gci-technologies.com

GCI Technologies Corp., Ltd.

Unit 44 Brambles Enterprise Center, Waterberry Drive, Waterlooville, PO7 7TH, UK

T: +44 (0) 87 087 00880

Email: sales.uk@gci-technologies.com

GCI Technologies Corp., S.A.R.L.

Parc de Levenement1, Alleed’Effiat, 91160 Longjumeau, France

T: +33 (0) 1 69 79 97 70

Email: info.france@gci-technologies.com

Gemini’s GPA Series Power Amplifiers provide you with excellent value for a wide range of intermediate

power applications. With its bi-polar output stage technology and comprehensive protection circuitry to prevent

overheating, the GPA Series gives you the high end features you want in a product that is well within your budget.

FEATURES

*Specifications subject to change without notification for improvement

Amplifiers

GPA-1000

GPA-2000

GPA-3000

GPA-4000

Both Channels Driven at 8 Ohms

70W RMS / 140W PEAK

85W RMS / 170W PEAK

140W RMS / 280W PEAK

200W RMS / 400W PEAK

Both Channels Driven at 4 Ohms

90W RMS / 180W PEAK

110W RMS / 220W PEAK

200W RMS / 400W PEAK

300W RMS / 600W PEAK

Mono Bridge at 8 Ohms

180W RMS / 360W PEAK

220W RMS / 440W PEAK

400W RMS / 800W PEAK

600W RMS / 1200W PEAK

Momentary Peak Output

1000 W

2000 W

3000 W

4000 W

Dynamic Headroom at 8 Ohms

1.3 dB

1.4 dB

1.5 dB

1.6 dB

Dynamic Headroom at 4 Ohms

1.8 dB

1.9 dB

2.0 dB

2.2 dB

Voltage Gain

27 dB

28 dB

30 dB

32 dB

Power Consumption, rated at 4 Ohms,

both channels driven

400 W

500 W

800 W

1200 W

Weight

13.6 lbs (6.2 kgs)

16.5 lbs (7.5 kgs)

18.3 lbs (8.3 kgs)

20.2 lbs (9.2 kgs)

SPEciFicATionS

Professional Power Amplifiers

• Comprehensive Protection Circuitry with Protect LED Indicator

• ¼” TRS & XLR Balanced/ Unbalanced Inputs

• 3 Modes of Operation- Stereo, Parallel Mono, and Mono Bridge

• Decibel (dB) Level Meter with Clip LEDs

• Aluminum Extrusion Heat Sink Design with Directly Mounted

Output Transistors for No-Fault Operation

• Subsonic and Ultrasonic Filters for Better Protection and More

Efficient Operation

• Speakon & ¼” Speaker Outputs

• 30 Hz to 50 kHz Frequency Response, <0.05% THD (0.02%

Typical)

• High Output Power to Drive Professional Loudspeakers without

Clipping

• Ground Lift Switch

• Air Guide with Front-to-Rear Airflow and Cooling Fan for

Thermal Stability and Reliability

• Protection: Short Circuit, DC, Thermal Cut-off, Sub/Ultrasonic

Frequency Filters, Turn-On Delay, Main Fuse, Secondary DC

Fuses

• Indicators: 1 Power LED, 1 Protect LED (except GPA-1000),

VU-Meter Per Channel

• Cooling: Fan, Front-to-Rear Forced Air

• Signal to Noise Ratio: 100 dB Below Rated Power at 8 Ohms

• Input Impedance Balanced: 20 kOhm

• Balanced/ Unbalanced Inputs: XLR & ¼” Jack

• Dimensions: 19”W x 10.75”D x 3.5”H (483 x 273 x 89mm)

• Input Impedance Unbalanced: 10 kOhm

• Total Harmonic Distortion: > 0.05%, typical 0.02% at 1 kHz

• Output Power EIA: 1 kHz at 1% THD, WRMS

• Frequency Response: 30 Hz - 50 kHz • Slew Rate: 20 V/μS

• Damping Factor: Greater Than 200 at 8 Ohms

• Input Sensitivity (For Rated Power at 8 Ohms): 1 VRMS

• AC Power Requirements: 110-120V/ 60 Hz; 220-240V/ 50 Hz

• Speaker Outputs: Speakons & ¼” Jack

(All models have same back panel connections)