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The “Gray Mini” is a compact powerful analog synth package targeted specifically for the NuEVI or NuRAD. Berglund Instruments Eurorack modules allow you to maximize its potential for controlling analog synth’s via its CV connectivity. NuEVI or NuRAD’s now become the most expressive wind controllers in the market today.
Read below to learn about each module and/or “Gray Mini” variant.
CVXG Module – $175 USD


A conventional CV module equipped with a MIDI OUT, a breath sensitivity adjustment knob, two breath CV OUTs with different output voltages (10v,5v) and GATE.
By connecting it to NuRAD R2 or NuEVI, it can be used as a controller for external analog synthesizer sound sources, providing even more powerful control over nuance, response speed, and more, expanding the range of musical expression.
CVX Module – $70 USD

The standard CV module (simplified version) 4hp accepts the MIDI in data and CV signals from the NuEVI or NuRAD and provides NOTE and BREATH outputs.
CVC Module – $40 USD

An optional companion CV module includes a MIDI forwarding jack and a couple of mults (It takes one audio or cv signal, and routes it to up to three multiple unbuffered outputs).
“Gray Mini” with CVX+CVC+110 – $270 USD
![]() | Includes: 1x Gray enclosure with USB power 1x Behringer 110 VCO/VCF/VCA module 1x Berglund Instruments CVX module 1x Berglund Instruments CVC module 1x USB A to B 4x 20cm 3.5mm TS patch cables 1x 80cm or 100cm 3.5mm TS patch cable 1x 3.5mm TS to 6.3mm TS adapter cable (1m – 1.5m) |
“Gray Mini” Box with CVX+110 – $240 USD
![]() | Includes: 1x Gray enclosure with USB power 1x Behringer 110 VCO/VCF/VCA module 1x Berglund Instruments CVX module 1x USB A to B 2x 20cm 3.5mm TS patch cables 1x 80cm or 100cm 3.5mm TS patch cable 1x 3.5mm TS to 6.3mm TS adapter cable (1m – 1.5m) |
“Gray Mini” Box with 110 – $180
![]() | Includes: 1x Gray enclosure with USB power 1x Behringer 110 VCO/VCF/VCA module 1x USB A to B 3x 80cm or 100cm 3.5mm TS patch cable 1x 3.5mm TS to 6.3mm TS adapter cable (1m – 1.5m) |