# Use of physical fader controller with the CQ-18T? **URL:** \ **Category:** CQ General Discussions\ **Created:** [16 December 2025 12:16 UTC](https://forums.allen-heath.com/t/use-of-physical-fader-controller-with-the-cq-18t/30702 "2025-12-16T12:16:04Z")\ **Posts on this page:** 1\ **Showing post:** 2
**Author:** ![frenchie](https://avatars.discourse-cdn.com/v4/letter/f/71e660/32.png) [@frenchie](https://forums.allen-heath.com/u/frenchie)\ **Post date:** [16 December 2025 14:11 UTC](https://forums.allen-heath.com/t/use-of-physical-fader-controller-with-the-cq-18t/30702/2 "2025-12-16T14:11:47Z")
Hello. You’ll need a device that will act as a MIDI host between the CQ and your midi controller. Hardware boxes like BOME BomeBox midiHub or CME U4Midi will allow dialogue between the 2. You can also use an IPAD between the CQ and your controller. The IPAD, with the help of a little IOS app like Midimittr will act as a midi hub also. Then you need to be sure that your midi controller speak the same language than the CQ. CQ uses mostly NRPN midi. Some midi controller natively handle NRPN, some don’t. For those last ones, the hardware boxes above have extra features that can translate normal midi from your controller to NRPM understandable by the CQ. There must be also IOS app that can do that (I don’t know). And at the end, you have also DIY solution like mine: > [@DIY external midi controller for the CQ](https://forums.allen-heath.com/t/diy-external-midi-controller-for-the-cq/30529): > > Even if I can manage controlling the CQ on stage with CQ mixPad, I love to have physical fader for some reverb and delay that I need to adjust by song. Here is a simple setup to achieve what I need, using a DIY midi board kit, a USB hub, an Ipad with Stage Traxx 3 and midimittr IOS app. The midi board is an OpenDeck from shantea Conrol, that handle NRPN. It is plugged into a USB hub with the Ipad and the CQ. NRPN midi from the DIY controller is routed to the CQ via midimittr IOS app. All is… --- _[View the full topic](https://forums.allen-heath.com/t/use-of-physical-fader-controller-with-the-cq-18t/30702)._