
Anthony Easton
The Expanse Series by Neunaber Audio is a versatile and programmable stompbox that offers multiple reverb and modulation effects. It can be used to provide reverb, echo, shimmer, and chorus effects, among others. The pedal is designed to be placed at the end of the signal chain, after other effects, and is recommended for use in the effects loop when using the overdrive channel of an amplifier for optimal results.
Key technical specifications include:
Electrical:
- Nominal input level: -10 dBV, instrument level
- Absolute max input level: 6 dBV
- Input impedance: 1 MΩ (mono), 2 MΩ (stereo)
- Output impedance: 500 Ω (mono), 1 kΩ (stereo)
- Gain, enabled vs. bypass: 0 dB (mix @ 0)
- Frequency response: 20 Hz—20 kHz, +0.1 dB, -0.5 dB
- Total harmonic distortion: < 0.007% typical (dry signal or bypassed, 22
Hz—22 kHz, 1.0 Vpk)
- Signal-to-noise ratio: 106 dB mono, 103 dB stereo (A-weighted)
Power:
- Power adapter input: 9-12 V DC, 100 mA (with ExP)
- Plug: center-negative, 5.5 mm OD x 2.1 mm ID
Physical:
- Dimensions: 2.9” W, 4.6” L, 2.0” H / 73 mm W, 117 mm L, 51 mm H
- Weight: 8.0 oz / 227 g
The pedal features various input and output jacks, a USB jack for connection to a computer, an ExP port for an optional ExP controller, and a footswitch for bypassing the effect. It also offers three selectable bypass options: buffered trails, true bypass, and two-stage trails/true bypass.
The Expanse Series pedal can be programmed using the Expanse software, which allows users to load different effects and configure the mix knob and switch behavior. It also supports the use of an optional ExP controller for accessing additional functionality, including four effects, two presets for each effect, three expression inputs, and a Preset Morph expression input.
Watch the latest video demos and reviews for the Expanse Series from YouTube. Stompbx updates this every six months to reflect the most popular reviewers and guitar pedal demos for each pedal.

Below are live Reverb listings for the Neunaber Audio Expanse Series from Reverb. Stompbx automatically aggregates current offers to give you a quick look at available models, conditions, and prices. Perfect for comparing options and making an informed purchase.

Excellent
$312.94

Mint
$216.65

Brand New
$285.71

Brand New
$285.71

Very Good
$159

Browse through eBay listings for the Expanse Series compiled in real-time. From vintage finds to brand-new units, see a variety of purchasing options. This automated collection helps you explore deals and find the right pedal at the right price.

Open box
$199.99

Used
$159.99

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BOSS
DC-2 Dimension C

DLS Effects
Chorus~Vib

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Dream Mender

Caroline Guitar Company
Arigato Phaser / Vibrato

BOSS
CE-1 Chorus Ensemble

ModTone
MT-CH Aqua Chorus
Check out the latest news and articles from around the pedal world.

Anthony Easton
Anthony Easton
Anthony Easton
Anthony Easton
Anthony Easton
Anthony Easton
Anthony Easton
Anthony Easton
Anthony Easton
Anthony Easton
Anthony Easton