Yamaha MG20 and DBR15 Pair: A Maximum-Scale Full-Program PA for Big Rooms and Main Stages

This bundle pairs the biggest mixer in Yamaha's MG analog line with its biggest 15-inch powered mains, and it is built for the production that has outgrown a compact rig. The Yamaha MG20 is a 20-channel console with 16 mic / 20 line inputs, D-PRE preamps on every channel, and four group buses for routing a full band, a multi-mic theater pit, or a worship ensemble on one board. The two DBR15 cabinets are 15-inch, 1,000W Class-D powered loudspeakers that hit 132 dB peak and reach down to 50 Hz, so the low end fills a large room or an outdoor stage without a separate subwoofer. One order delivers the console, the main pair, and the channel count to run the whole show.

16 Mic and 20 Line Inputs With D-PRE Preamps Handle the Whole Band at Once

The MG20 gives you 12 mono mic/line combo channels plus 4 mono/stereo channels — 16 mic inputs and 20 line inputs in total, the most in the MG analog range. Every input runs through a D-PRE preamp, Yamaha's inverted Darlington circuit that delivers natural, high-headroom gain for dynamic and condenser microphones alike, with switchable +48V phantom power for condensers. A drum kit, a horn section, multiple vocalists, wireless lavs for a theater cast, and stereo playback all land on one console at the same time. The -128 dBu equivalent input noise and 0.03% THD keep the signal path quiet and clean even with the gain pushed for a large production.

1-Knob Compression, Sweepable Mid EQ, and Four Aux Sends for Total Hands-On Control

Channels 1-8 each carry a 1-knob compressor — one control smooths a dynamic vocal or a slap bass so it sits cleanly in a dense mix, no outboard rack required. The 3-band EQ on channels 1-12 includes a sweepable midrange, so you dial straight to a ringing feedback frequency instead of fighting a fixed mid band, and an 80 Hz high-pass filter on every mic channel strips stage rumble and mic-stand thumps before they reach the bus. Four aux sends — one switchable to the internal FX path — build up to four independent monitor or effects mixes, enough for a full band's worth of wedges and in-ears, while four group buses fold drums or a backing-vocal cluster down to a single fader.

Two DBR15 Cabinets: 1,000W, 132 dB Peak, and 15-Inch Low-End for the Biggest Rooms

Each DBR15 is a 2-way bi-amp powered cabinet driving a 15-inch woofer with a 2.5-inch voice coil and a 1.4-inch compression driver from 1,000W of Class-D power, reaching a 132 dB SPL peak across a 90° x 60° pattern. A FIR-X linear-phase crossover at 2.1 kHz keeps transients coherent and the woofer and horn phase-aligned, and the response reaches 50 Hz so a full-program music set or a kick-and-bass-heavy mix lands with weight a 10- or 12-inch cabinet can't match. The pair inherits DSP, amplifier, and transducer technology from Yamaha's flagship DSR and DXR professional series, and each cabinet weighs just 42.6 lb for one-person load-in.

D-CONTOUR DSP, an Onboard 2-Channel Mixer, and XLR Daisy-Chain on Every Cabinet

Each DBR15 carries onboard D-CONTOUR processing with FOH/MAIN and MONITOR presets that retune the cabinet for front-of-house mains or floor-wedge monitoring in a single switch, and the symmetrical enclosure has a 50° wedge angle so it lies down as a stage monitor in a mirror-mode setup. A built-in 2-channel mixer on each cabinet accepts an XLR/TRS combo input plus an RCA line source, and the XLR through/mix output lets you daisy-chain a second cabinet or feed a monitor from the same box. A 35 mm pole socket and M8 rigging threads (two bottom, one rear) cover tripod mounting, sub-pole stacking, and fixed-install flying.

How the 20-Channel Console and the 15-Inch Main Pair Work as One Wired PA

The MG20's stereo XLR outputs feed the two DBR15 cabinets directly — main-left to one box, main-right to the other — so the console's mix arrives at the speakers as a clean balanced signal, and the DBR15's onboard amplification means no separate power amp is needed. Set the cabinets on poles behind the front line for full-range mains, lay one down with the MONITOR D-CONTOUR preset for a stage wedge fed from an aux send, and the whole rig runs from wall power. The 20-channel front end and the 132 dB main pair are scaled to each other: enough inputs to mic the entire production and enough output to cover the room it plays in.

For the Full-Band FOH Engineer, the Worship Production Team, and the Large-Venue Sound Provider

This is the rig for the production that has outgrown a 10- or 12-channel mixer and a smaller speaker. The first-time large-format buyer gets a console and a main pair already scaled to each other, with nothing left to source. The upgrader moving from a compact PA gains eight to ten more inputs, four real group buses, and the 15-inch low-end and 132 dB headroom to fill a bigger room. The comparison shopper gets the hard numbers — 16 mic inputs, 1,000W per cabinet, 50 Hz reach, 132 dB peak — that prove this bundle covers a full band in a large room or on an outdoor stage. One purchase, one wired system, the whole show covered.

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ConditionBrand New (New)
Brand New items are sold by an authorized dealer or original builder and include all original packaging.Learn more
Brand
Model
  • MG20, DBR15 (Pair)
Categories
Year
  • 2026

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