Acoustic Image Clarus S4+ (and Combo Deals)

$1,751.00$2,845.00 inc GST

Each Combo deal includes a free bracket and cable.

All Acoustic Image items are sent via Australia Post with signature on delivery and insurance.



With 600 watts of power and two channels, instrumental and mic inputs, plus effects, Clarus is our most full-featured integrated amp.


  • Extended frequency range, high fidelity sound
  • Light weight (<4 lbs.), small size (10.2 x 8.2 x 3.5)
  • Unique, slanted front chassis
  • 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
  • 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
  • Available ¼-20 mounting nut on chassis bottom for mounting on mic stand or combo amp bracket
  • Comes with padded case

Technical Specs

Frequency Response 20 Hz-20 kHz (±0.5 dB)
AC Power 100V to 240V, 50/60 Hz, automatically switched
Size 10″ x 8″ x 3.5″
Weight 4 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 Hz
Phase Reverse Switchable 180 degree phase reverse
Speaker Emulator (if selected) -12 dB/octave at 4 kHz
Type 24 bit digital with 3 programs
Programs Reverb with variable decay time,
Delay/Reverb with variable delay time
Delay with variable delay time
All have variable wet/dry mix
Power Amp
Topology Class D (PWM)
Switching Frequency 500 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
Supplied Accessories Gig bag with shoulder strap

Additional information

Weight N/A
Dimensions N/A
Head Unit Only / Combo Deal

Clarus S4+ Head Unit ONLY, Clarus S4+ & UpShot, Clarus S4+ & CODA, Clarus S4+ & Double Shot