Gpa-4000, Gpa-3000, Model 8 ohms 4 ohms 8 ohms (bridged) – Gemini CDT-05 User Manual
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GPA-4000
Professional Power Amplifier
.......................................................................
>
Stereo, parallel mono & bridge modes
>
Ground lift switch for hum elimination
>
Advanced protection circuitry
>
600 watts in bridge mode
>
Balanced and unbalanced input
>
Clip indicators
>
Fan cooled
Unit Dimensions: 19” x 3.5” x 10.75” (483 x 89 x 273mm)
Weight: 20.2 lbs. (9.2 kg)
Shipping: 25 lbs. (11.3 kg)
GPA-3000
Professional Power Amplifier
.......................................................................
>
Stereo, parallel mono & bridge modes
>
Ground lift switch for hum elimination
>
Advanced protection circuitry
>
400 watts in bridge mode
>
Balanced and unbalanced inputs
>
Clip indicators
>
Fan cooled
Unit Dimensions: 19” x 3.5” x 10.75” (483 x 89 x 273mm)
Weight: 17.8 lbs. (8.1 kg)
Shipping: 23 lbs. (10.4 kg)
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 circuitr y to prevent overheating, the GPA Series gives you the high-end features you want in a product that is well within your budget.
Model
8 ohms
4 ohms
8 ohms (bridged)
GPA-4000
200w RMS / 400w Peak
300w RMS / 600w Peak
600w RMS / 1200w Peak
GPA-3000
140w RMS / 280w Peak
200w RMS / 400w Peak
400w RMS / 800w Peak
GPA-2000
85w RMS / 170w Peak
110w RMS / 220w Peak
220w RMS / 440w Peak
GPA-1000
70w RMS / 140w Peak
90w RMS / 180w Peak
180w RMS / 360w Peak
Additional Specifications:
Total Harmonic Distortion..............................Less than 0.05%, typical 0.02% at 1 kHz
Signal to Noise Ratio.........................................100 dB below rated power @ 8 Ohms
Damping Factor..................................................................greater than 200 @ 8 Ohms
Slew Rate...............................................................................................................20 V/µS
Voltage Gain.......GPA1000 - 27
dB
/ GPA2000 - 28
dB
/ GPA3000 - 30
dB
/ GPA4000 - 32
dB
Input Sensitivity
(for rated power at 8 Ohm)
...................................................................1 VRMS
Indicators..............1 Power LED, 1 Protect LED
(except GPA-1000),
VU-meter per Channel
Cooling...............................................................................Fan, Front-to-Rear Forced Air
Protection........Short Circuit, DC, Thermal Cut-off, Sub/Ultrasonic Frequency Filters,
Turn-on Delay, Main Fuse, Secondary DC Fuses
Measured using EIA standards: 1kHz @ 1% THD