Crumar Help Desk Knowledgebase
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Where can I download the tonewheel sound (VB3) for my Crumar Seven or Seventeen?

Crumar Seven and Crumar Seventeen are digital pianos focused on "Vintage electric piano sounds" : you can't install tonewheel organ sounds on them. Please consider other products from Crumar such as t...

I can't connect to the Wi-Fi editor

Some of the most recent Crumar instruments feature a built-in editor application that can be accessed from a computer or from a mobile device using the common Wi-Fi connection. This kind of connection...

I have a Mojo61 with the lower manual connected: can I play organ sound on the top keyboard and piano sound in the bottom keyboard?

Lower manual, when connected to Mojo61, will only works for tonewheel organ sound (VB3): it will be the lower manual of a double manual organ. With all the other sounds present in Mojo61, it will be s...

Can I use the lower manual for Mojo61 as a standalone instrument?

Lower manual for Mojo61 is normally connected to Mojo61 with a special midi cable that is able to transmit MIDI data but it's also able to supply the lower manual itself (P-O-M or power over MIDI) Add...

What are the differences between Crumar Seven and Crumar Seventeen?

Basically Seven and Seventeen are different instruments but they share some features. 1) Sounds: Seven has multiple physical modeled engines plus the sample player, Seventeen has only one physical mod...

Schematics, information and spare parts for my "old" Crumar instrument. Can I have support for them?

We don't have schematics, information and spare parts for Crumar instruments marketed before 2012. You have to search for them on google, facebook, special websites. We don't offert support on those i...

How can I connect my Mojo to a real leslie speaker?

The only instrument we used to make with the direct connection for a leslie speaker was the Crumar MojoXT: it had a 11 pin connector. It is really important to understand that the only modern standard...

I love the fact that Crumar Seven and Mojo Suitcase have an integrated carrying case, so I don't have to buy a trasportation bag.

The wooden frames of Seven and Mojo Suitcase are not carrying cases, they are there for aesthetic and design reasons. If the instrument is designed in a "suitcase-style" version, please note that it d...

How can I install the other sounds on my Crumar Mojo61?

You can't install other sounds on our Crumar Mojo61. The only exception is the "piano update" installation. With the release of "CFX" expansion for Seven, Seventeen and Gemini, we decided to release a...

Regarding the tonewheel sound, is there any difference between Mojo Classic, Mojo desktop or Gemini?

Mojo desktop, Mojo Classic, Mojo suitcase and Gemini have the same tonewheel organ sound and it is called VB3.

What are D9X and D9U?

D9X and D9U are MIDI controllers and they do not emit sound. You must connect them to an instrument via MIDI or USB and, in this way, you can control the tonewheel sound with the usual and famous draw...

Can I use Mojopedals to control instruments and sound modules of another brand?

Yes, of course! Mojopedals is perfectly compatible with devices able to recognize MIDI messages. Crumar Mojopedals sends out MIDI NOTE ON/OFF messages, you can change MIDI channels, you can select the...

Halfmoon and Footswitches - compatibility and schematics

A few important notes about accessories. - Halfmoon with code HMS-15-BK is discountinued and was only compatible with "Old" Mojo dual or MojoXT. - Halfmoon with code HMS-20-BK is compatible with Mojo ...

Why you are not making the "Hamichord" anymore?

Hamichord wasn't a Crumar product, it was made by another company. The discountinued "old" Mojo dual had a similar technology but they are two different instruments. 

Mojopedals is not making any sound - What can I do with it?

Mojopedals is a MIDI device and it's not making any sound by it own. In order to make any use of it, you need to connect to a computer or a synthesizer or to a device able to receive MIDI messages (ty...

How can I power on and connect my Crumar Mojopedals?

Crumar Mojopedals doesn't have a dedicated plug for a power supply. But there are several ways to power it on. 1) Plug the provided USB A/B cable to Mojopedals USB type B port and the other side of th...

Where can I find the user manuals?

Usually only a quick guide is provided with your instrument. When a user manual is available, you can download it for free from www.crumar.it. We consider the full user manual a "live" document: we ca...

Where can I find the updates for my instrument?

All the latest updates for our instruments (firmwares and sample packs) are available via www.crumar.it. When you will download the update, it includes a text file with further instructions.

How can I put another keyboard on top of my Crumar Seven without damaging it?

We advise you to use the brackets called TLBS-02. This accessory is not compatible with Crumar Seventeen.

How can I select the Rhodes sound (or other sounds) on my Crumar Mojo Classic or Suitcase or Desktop?

The Crumar Mojo Classic/Suitcase or Mojo Desktop only have tonewheel organ sound. Bonus/additional sounds were present in the "old" models Crumar Mojo dual and Crumar MojoXT but they are not present i...

USB editor - how to

If your Mojo61/Seven/Mojo Classic is updated with the latest firmware (the wired editor doesn't work with old firmwares) you can take advantage of the USB (or wired) editor. This is how it works. 1) B...

The best way to contact us: support, questions, phone support, email, social.

Sorry, we don't offer support via phone or zoom. We don't call customers and we don't offer such a service. Please, don't call or send emails to service centers asking for support on how to use our pr...

I ordered my Crumar from one of your retailers and I want to have an ETA on the delivery. Can you please help me?

Unfortunately we don't have access to information about stock and shipping details of to retailers carrying "Crumar" products. We have a distribution net, please contact your dealer for having this in...

On Mojo 61 can I use the leslie simulation with the other sounds?

No, on Mojo61 you can only use the leslie simulation with tonewheel organ sound

Strange behaviours on preset 8 bank 1 of the Crumar Seven - physical modeled grand piano

Crumar Seven's main focus is the electric piano sound, most of the sounds are based on a real-time synthesis models, various types of synthesis specifically engineered to thoroughly reproduce a partic...

What is MJU?

MJU is a small hardware device made by GMLab, in the same factory where Crumar products are made. It's a smart USB and MIDI device able to do a lot of useful things: mainly it "translates" or "generat...

Arduino and GMLab products

GMLab products are smart devices built and concieved by the same team behind Crumar and GSi products. https://www.gmlab.it/ Most of them are based on Arduino platform and totally (or partially) open s...

Noises, hum, hiss, ground loop, strange key release sounds, sustain noises on my instrument.

Almost all our instruments are "Class II" that means they don't have the earth connection, they do not require it. Earth, ground, hum, ground loops and audio devices are not perfect science, so it can...

I received a damaged/DOA/malfunctioning instrument shipped from one of your retailers. My Crumar instrument doesn't work correctly anymore. Can you please take care of the problem?

It is very important to always follow the correct procedures: if you bought the instrument from one of our retailers and you suffered shipping damages, or the instrument is not working properly or has...

firmware update - how to

Almost all the updates for our instruments require you to plug a USB thumb drive in the USB "A" port of your instrument. In case none of the USB drives at your disposal work,

Expression pedals for organs explained

We currently have two pedals designed for Mojo61, Mojo Classic/suitcase, DK61, Sorrento and Mojo desktop: one is called EXP-20-MS (switchpedal) and one is called EXP-10.  EXP-20-MS : to control the ex...

Keyboard action explained

This is a common issue: we sometimes receive complaints from our customers regarding the action of our keyboards (I mean the keybeds, the physical keys) being not 100% consistent or being noisy or too...

Firmware update for Seven & Seventeen and installation of sample expansions

The sample expansions for Seven are compatible with Seventeen. Just copy all the content of the folder (unzipped) onto the root of a blank USB Memory Stick, then safely remove the USB Memory from your...

Mojopedals: keys action regulation and maintenance.

The 13 keys of Mojopedals are made of metal as well as the mainframe of the instrument and metal is well known to suffer from temperature change: in detail, iron expands when is hot and it tightens wh...

USB or MIDI to my DAW/Computer/iPad - signal loss, noise, problems, not recognized.

 Using your instrument as a MIDI controller for a DAW is a common scenario. Since the introduction of USB and USB MIDI, this is usually the favourite way. But I'm sure that many of you already encount...

I have see on GSi website a major update for VB3-II with new features, are you planning to release an update with the same features also for the Mojo/Mojo61/Gemini?

The 2023 edition of VB3-II software plugin uses the exact same organ engine as VB3-II v.1.1.1, only some minor functional adjustments have been done to accomodate it into the new plugin, but with zero...

One key is not working - strange velocity behaviour

Sometimes can happen that one key of your instrument is not working or it has a strange velocity (too high or too low compared to other keys) or it can happen that it works in organ mode but it doesn'...

Digital organs keyboards midi channel settings.

Mojo Classic or Suitcase (and in some way also the Mojo61 considering the fact that is cloning a full console especially when the lower manual is plugged) are instruments with two keyboards: how are M...

Spare parts, self repair, parts for DIY projects.

We normally do not sell spare parts for our instruments directly to end users. If you need a spare part you need to contact your dealer, a distributor or a service center. In rare cases we can manage ...

Different pianos, different tuning.

It is well known that our physical modeled sounds try to "clone" the original instruments as close as possible. Part of this is also the tuning pattern. For example, talking about the Seven and the ph...

Recovery mode - Seven, Mojo61, Mojo Classic.

There may be some cases where your instrument may enter into recovery mode; this means that the internal software fails to boot. Upon powerin on, all the panel lights remain on without proceeding with...

Firmware, software, hardware modification, custom features, custom products

We do not make custom modifications to our instruments. Even if we are not an industrial company with thousands of workers and many of our products are handmade, our production follows the standards. ...

UP4 USB volume pedal

What is UP4 USB pedal and how it works? This is a volume/expression pedal based on Arduino. Officially this is a GMLab products but you can also find this on the market under the brand Crumar. GMlab a...

Why are keys in the right side of the keyboard (high keys or treble) sustained even when the damper/sustain pedal is not pressed?

On an acoustic piano and also in some electromechanical pianos, if you release the keys or release the damper pedal while playing, the sound stops because the dampers press down on the strings stoppin...

Mojo61 and Mojo Classic editor page - saving settings, global, snapshots.

When you are connected to the editor of the Mojo61 or Mojo Classic it is important to understand the difference between global settings and sound editing settings. The first page you will find in the ...

The best way to amplify our instruments

The first rule must be this one: if the instrument is stereo, you need a stereo amplifier: many of our sounds, for example the sound of the organ WITH the rotary simulation requires a stereo amplifier...

Crumar Seven presets and new sounds

This is a common request we receive: "I just downloaded a set of new samples from your website but I don't know what to do with it". The first important thing to point out is that, on the Seven there'...

Mojo Dual Manual "old models" - Support, firmware, hardware, repair, spare parts.

The Crumar Dual Manual organ "old" model was a specific organ manufactured from 2013 until May 2018. There was another Mojo Organ manufactured by another company in a limited run of 50 pieces in 2012:...

Crumar Sorrento and Burn - compatible accessories.

Crumar Burn is an effect pedal and the logical position for it is on the floor operating the switches with your feet. But, in case you want to have the unit on top of Sorrento, you can still use the t...

DK61 organ controller

DK61 is a keyboard MIDI controller designed specifically for the tonewheel organ software called VB3: https://www.genuinesoundware.com/?a=showproduct&b=44 https://www.genuinesoundware.com/?a=showp...

Sponsorhip, Endorsement, concerts, social media collaboration, artist prices, showroom, factory visit.

As you can imagine, we receive many requests for endorsements and collaborations. Let’s clarify one thing upfront: we generally do not provide our instruments for free. Our core business is designing,...

Crumar Burn connection and line in

Even if Crumar Burn seems to have 2 inputs (one-cord and the MONO input) these can't be used at the same time. When you connect Burn to Sorrento using the "one-cord" plug you will hear the sound comin...

Crumar Seven - dark mode

Crumar Seven also has some hidden functions! A very interesting one is the "dark mode". If you hold down the button labeled "FX2 Select", all the lights of the instrument will turn off and the "Seven"...

I bought a new DK61, how can I redeem my VB3-II coupon?

When you purchase a new Crumar DK61, the box also includes a plastic bag containing a Quick Guide and a discount coupon for a new GSi VB3-II license. The coupon code is a 16-character string. To recei...

Crumar Burn - LEDS colour

Crumar Burn has 2 LEDS, one in the bypass footswitch and another one in the speed footswitch. They are RGB LEDS, this means that they can light with different colours. The "standard" colour is RED (ke...

GMLab ST4

GMLAB‑ST4 is a four‑port switchable MIDI Thru box open source product based on the Arduino Leonardo. It routes incoming MIDI data to any combination of four output ports, selected through illuminated ...