import { MixerConnection } from '../mixer-connection';
import { MixerStore } from '../state/mixer-store';
import { MtxChannel } from './mtx-channel';
/**
 * Represents the master mix routed to a matrix bus.
 * This is a special matrix source because the master has no channel index:
 * the state path is `m.mtx.<bus>` instead of `<type>.<channel>.mtx.<bus>`.
 * Matrix buses are only available on the Ui24R.
 */
export declare class MtxMasterChannel extends MtxChannel {
    readonly name$: import('rxjs').Observable<string>;
    constructor(conn: MixerConnection, store: MixerStore, bus: number);
}