Zoom G1 Four Multi Effects Processor

Sounds That Inspire

The Zoom G1 FOUR has more than 60 traditional and boutique effects, including ring modulator, pitch-shifting delay and even sitar simulation.

Your Favorite Amps and Cabinets

With 13 classic amps and cabinets like Fender, Marshall, Orange and more*, the G1 series brings big stage sound wherever you go.

*NOTE: Manufacturer names and product names are trademarks of their respective owners. The names are used only to illustrate sonic characteristics and do not indicate any affiliation with ZOOM.

You’ll Love Our Free Guitar Lab Software

With Guitar Lab, explore an endless world of artist patches, effects and more. And with its ability to manage and backup all of your patches, you can experiment and create endless combinations.

Drums Included!

Play along with 68 great-sounding rhythm patterns in different time signatures, including 4/4, 3/4 and more.

Stay Looped In

The built-in looper can record up to 30 seconds of playing, allowing you to create dynamic, multi-part arrangements.

Auto Patch Backup

Your patches and level settings are instantly backed up when using the Auto Save function, ensuring you never lose your latest creation.

Perform Live

Seamlessly switch up your sounds during live shows using either of 2 performance modes. Preselect mode lets you jump from patch to patch without affecting the patch you’re currently playing. STOMP mode lets you turn individual effects on and off with the tap of your foot.

Off the Floor

The G1 FOUR’s control panel is also designed for hands-on, desktop use. Dial in tones and adjust level settings with absolute precision to craft your perfect sound.

Power Options

The G1 FOURruns on just four AA batteries. Alternatively, it can be powered using the optional Zoom AD-16 AC adapter or via USB bus power.

What’s In the Box

Here's what comes included with the G1 FOUR:

- Quick Guide

- AA size (LR6) battery x 4

Optional accessories:

- AC adapter (Zoom AD-16)

Specifications

- 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

- Standard mono phone jack

- Rated input level: -20 dBu

- Input impedance (line): 470 kΩ

AUX IN

- Stereo mini jack

- Rated input level: -10 dBu

- Input impedance (line): 1kΩ

Output

OUTPUT

- 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)

- 4 AA batteries (about 18 hours continuous operation time when using alkaline batteries with the LCD backlight off)

USB

- USB MIDI, USB Micro-B

- 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: 156 mm (D) × 130 mm (W) × 42 mm (H)

- Weight: 340 g (excluding batteries)

Note: 0 dBu = 0.775 V