Digital Audio Graphics Express
5718 Satsuma Avenue, North Hollywood, CA 91601


Acoustic Image Corus S4plus 2 ch 600W Convertible Combo w/Effects

Corus S4plus 2 ch 600W Convertible Combo w/Effects 
Corus S4plus 2 ch 600W Convertible Combo w/Effects 
Corus S4plus 2 ch 600W Convertible Combo w/Effects 
Brand:Acoustic Image ›
Sku:613 GA Plus
Price:$ 1529.00

Features – Amp head
Extended frequency range, high fidelity sound
More (unlike Coda) like the typical guitar amp preferred by archtop guitarists but cleaner and more detailed
Light weight (<4 lbs.), small size (10.2"x 8.2"x 3.5")
Unique, slanted front chassis
Mounts in cabinet using Cabrio Docking System
Separate XLR and 1/4 inch inputs in each channel can be used simultaneously
48V phantom power and 10 dB gain select for mic input
Input level control per channel
Four band EQ per channel
Selectable phase reverse and sweepable low cut filter per channel (phase reverse can be converted to low pass speaker emulation filter with internal jumper option)
Effects loop per channel
Selectable reverb and delay effects with level and rate controls and pseudo stereo output
Direct out with selectable 10 dB pad, pre/post switch and ground lift-Headphone output
Switchable limiter
Mute switch
Mono or stereo output from the preamp section
Selectable internal jumper options for gain and stereo operation
High fidelity, low noise operation: 110 dB SNR at direct out
Automatic voltage switching for universal AC mains operation
650 Watt output at 4 ohms (music power)
Dual speaker outputs with speakon connectors

Features – Speaker Cabinet
Sealed two-way speaker system
Lightweight (22 lbs) structural foam cabinet
Downfiring paper cone 10 inch driver + 5 inch midrange with level switch
Comes with a fitted slip cover with shoulder strap

Technical Specs
Frequency Response: 50 Hz-18 kHz (60-14 kHz ±3 dB)
Max SPL: >115dB at 1 meter
AC Power: 100V to 240V, 50/60 Hz, automatically switched
Size: 12"H x 15" W x 13"D
Weight: 22 lbs

Frequency Response: 20 Hz - 20 kHz (±0.5 dB)
Signal to Noise Ratio: >110 dB at direct out

Controls and Inputs
Mic Input: 600 ohm balanced, XLR connector, switchable 10 dB gain
Phantom Power: 48 volts, on/off switch w/LED indicator
Instrument Input: 1 M Ohm impedance, 1/4 inch jack
Direct Out: +4 dB, balanced, XLR, ground lift, pre/post EQ selector, switchable 10 dB pad
Effects Loop: Parallel type
Low Control: Shelving type, ±12 dB at 50 Hz
Low Mid Control: ±12 dB at 250 Hz
Hi Mid Control: ±12 dB at 1200 Hz
Treble Control: Shelving type, ±12 dB at 8 kHz
Low Cut Filter: -12 dB/octave sweepable from 30 to 150 H
Phase Reverse: Switchable 180 degree phase reverse
Speaker Emulator: (if selected) -12 dB/octave at 4 kHz

Type: 24 bit digital with 3 programs

Reverb with variable decay time,
Delay/Reverb with variable delay time
Delay with variable delay time
All have variable wet/dry mix and “pseudo stereo” capability

Power Amp
Topology: Class D (PWM)
Switching Frequency: 00 kHz
Output Power 8 Ohm: 300W rms continuous, 350W rms music (40% duty cycle), 500W peak transient
Output Power 4 Ohm: 500W rms continuous, 650W rms music (40% duty cycle), 1000W peak transient
Ext Speaker Output: Speakon type (pole 1), 2 Ohm min load including internal speakers, if connected

Speaker System
Woofer: 10 inch, downfiring
Midrange: 5 inch, forward firing with 2 position level control switch
Crossover: Passive, alignment corrected
Impedance: 8 Ohm

Power rating: 250W

Supplied Accessories
Fitted slip cover with cord storage pocket and shoulder strap

Available Accessories
Padded gig bag with shoulder strap made by Mooradian, kit to convert cabinet with head removed to an extension cab (adapter, filler panel, padded case for head)

 Digital Audio Graphics Express
5718 Satsuma Avenue
North Hollywood, CA 91601
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