Skip to main content Skip to footer
Financing available on 100+ brands. Get Details
Call our Gear Advisors (877) 509-9963 Hablamos Español
MF MD HG01 Electric Guitar Month 06-19-18

Alto ACL4 4-Channel Compressor/Limiter

  • Write a Review
Product 486152
Product Price $0.00
  • Free Shipping With Backstage Pass (48 Contiguous U.S. States)

The Alto ACL4 4-Channel Compressor/Limiter is the result of many hours of listening and tests involving lay people, area experts, musicians and techn...Click To Read More About This Product

We're sorry-this item is unavailable.

Find a similar product below or contact our experts for a recommendation of great alternatives. Call us at 800-449-9128.

Customers Also Viewed:
Don't Forget

A powerful dynamic processor with a simple, intuitive layout.

The Alto ACL4 4-Channel Compressor/Limiter is the result of many hours of listening and tests involving lay people, area experts, musicians and technicians. The result of this is an extremely efficient and universal dynamics processor. With several innovative circuit designs including smart and fast program recognition; Smart Expander/Gate; and a super low distortion Voltage Control Amplifier (VCA) for noiseless operation; make this powerful dynamic processor is extremely versatile and suitable for a wide variety of sound reinforcement compression applications. The simple, intuitive layout, color scheme, and illuminated switches make it easy to use for amateurs and professions to get control of their sound.

  • A very user-friendly architecture for fast and reliable compression & limiting
  • 2 Couple switches for double True Stereo operation
  • Side Chain function
  • Very low distortion Voltage Control Amplifier (VCA)
  • Smart Knee Control for musical and inaudible compression
  • Smart Gain Control to automatically reduce the output signal to avoid distortion
  • 3 push-button switches, 4 rotary controls and 17 LEDs for every channel

Get control of your sound. Order today.

  • Audio Input
  • Type: Active balanced XLR and 1/4"JACK
  • Impedance: Balanced: 50K Ohm Unbalanced: 25K Ohm
  • Input level: +4dBu /-10dBV
  • Maximum input level: Balanced and Unbalanced: +21 dBu
  • CMRR: >55dB @1KHz
  • Audio Output
  • Type: XLR and 1/4"JACK
  • Impedance: Balanced: 60 Ohm Unbalanced: 30 Ohm
  • Maximum output level: +21 dBu
  • Bandwidth: 20Hz to 20KHz at +0,-0.5dB
  • THD +N%
    0.01% typ.1KHz, @+4dBu
    0.04% typ,1KHz, @+20dBu
  • IMD: 0.01% typ
  • Noise: >-90dBu
  • Crosstalk: <-100dBu
  • Compressor Section
  • Type: Smart knee control compressor
  • Threshold: Variable: from -40dB to +20dB
  • Ratio: Variable: from 1:1 to &infi;:1
  • Output: Variable; -20dB to +20dB
  • Peak Limiter Section
  • Type: Smart Gain Control peak limitter
  • Threshold: Variable: from 0 to OFF
  • Ratio: &infi;:1
  • Function Switches:
  • COUPLE: Linking CH1 (master) and Ch2, CH3 (master) and CH4; stereo operation
  • OPERATING LEVEL: Internal reference level: from +4dBu to -10dBV
  • BYPASS: Bypass switch
  • I/O METER: Switches Input and Output for the level meter
  • SMART: Enables the ` Smart Knee Control `characteristics
    GAIN REDUCTION: 8 element LED
    INPUT / OUTPUT LEVEL: 8 element LED
    PEAK LIMITER THRESHOLD: 1 element LED (Limiter Function )
    Function switch: LED indicator for each
  • POWER SUPPLY: 95-120V /210-240V , 60-50Hz FUSE: 210-240V: T315mAL 250VAC
  • 95-120V: 630mAL 250VAC
  • Physical
  • Dimensions (W x D x H): 483 x 194.5 x 44 mm (19" x 7.7" x 1.7")
  • Weight: 3.1 kg (6.8 lb)
See All Alto Compressors & Limiters
  • 8% Back
    In Rewards
    Free to join
  • Free
    for all members
  • Lowest
    45-day matching
  • 45-Day
    No hassles
Ship To: US Flag
You are changing the Ship-To country.

Our product catalog varies by country due to manufacturer restrictions. If you change the Ship-To country, some or all of the items in your cart may not ship to the new destination.