Zoom A1X FOUR Acoustic Instrument Multi-Effect Processor with Expression Pedal

Legendary Zoom Effects

With specially engineered effects, built-in looper and drum machine, the A1/A1X FOUR is the first Multi-Effects Processor designed for a variety of acoustic string and wind instruments.

Features:
  A1X FOUR:
    - Built-in Effects: Over 90
    - Dedicated Effects for: Acoustic Guitar, Saxophone, Trumpet, Violin, Harmonica
    - Simultaneous Effects: Up to 5, chained in any order
    - Memory Locations: 50 for user-created patches
    - Looper: Records up to 30 seconds / 64 beats of CD-quality audio
    - Guitar Lab Software: For creating, editing, and managing effects and patches
    - Rhythm Patterns: 68 built-in, tailored for unplugged music styles, usable with Looper
    - Chromatic Tuner: Supports all standard guitar tunings
    - Output Jack: For connection to amp or headphones
    - Battery Life: 18 hours with 4 AA alkaline batteries
    - USB Port: For firmware updates, power, and connection to ZOOM Guitar Lab

  MAA-1:
    - Battery Requirement: 2 AA batteries

Specs:
  A1 FOUR/A1X FOUR:
    MAXIMUM NUMBER OF SIMULTANEOUS EFFECTS: 5
    USER PATCHES: 50
    SAMPLING FREQUENCY: 44.1 kHz
    A/D CONVERSION: 24-bit, 128× oversampling
    D/A CONVERSION: 24-bit, 128× oversampling
    SIGNAL PROCESSING: 32-bit
    DISPLAY: 128x32 dot matrix LCD

    INPUT:
      INPUT:
        Type: Standard mono phone jack
        Rated input level: -20 dBu
        Input impedance (line): 470 kΩ
      AUX IN:
        Type: Stereo mini jack
        Rated input level: -10 dBu
        Input impedance (line): 1kΩ

    OUTPUT:
      OUTPUT:
        Type: Standard stereo phone jack (combined line/headphone)
        Maximum output level:
          Line: +2 dBu (10 kΩ or more output impedance)
          Headphones: 17 mW + 17 mW (32Ω load)

    INPUT S/N: 120 dB
    NOISE FLOOR (RESIDUAL NOISE): -97 dBu
    POWER:
      AC adapter: 9V DC 500mA center negative (ZOOM AD-16)
      Battery: 4 AA batteries (about 18 hours continuous operation time when using alkaline batteries with the LCD backlight off)
    USB: USB MIDI, USB Micro-B
      Note: Power can also be supplied through the USB port. When using a cable designed only for power, other USB functions cannot be used.
    EXTERNAL DIMENSIONS:
      A1 FOUR:
        Height: 156 mm (D) × 130 mm (W) × 42 mm (H)
        Weight: 340 g (excluding batteries)
      A1X FOUR:
        Height: 156 mm (D) × 216 mm (W) × 52 mm (H)
        Weight: 610 g (excluding batteries)

  MAA-1:
    INPUT:
      Type: INPUT XLR balanced input (2: hot)
      Input gain: +3 – +30 dB
      Input impedance: 10 kΩ
      Maximum input level: +4 dBu
      +48V phantom power
    OUTPUT:
      Type: Standard mono phone jack
      Nominal output level: −20 dBu
      Maximum output level: +7 dBu
      Output impedance: 1 kΩ
    POWER:
      2 AA batteries
      Continuous operation time (when phantom current is 3 mA): About 15 hours (using alkaline batteries), About 15 hours (using nickel metal hydride batteries)
    EXTERNAL DIMENSIONS:
      Height: 177 mm (D) × 23 mm (W) × 25 mm (H)
      Weight: 70 g (excluding batteries) 0 dBu = 0.775 V