Amplifiers

The QSC CX502 is a compact two-channel professional power amplifier built for fixed installation and light touring where dependable low-impedance performance is required. It suits background/foreground music systems, meeting spaces, houses of worship, and small clubs, driving conventional 8-, 4-, or 2-ohm loudspeakers with headroom to spare. QSC's PowerLight switch-mode supply keeps the chassis light and cool while delivering tight, consistent output, and an onboard DataPort connector allows...

The QSC CXD4.2 is a 4-channel processing (DSP) amplifier for installed sound systems that need flexible power and onboard signal processing in a compact 2RU package. Its four independent channels can be bridged or paralleled to match a wide range of loads, and each channel includes crossover, EQ, delay and dynamics processing so a single unit can drive a complete loudspeaker system.Key FeaturesFour independent, flexible-power channels (up to 2500W total)Onboard DSP: crossovers, parametric EQ,...

The QSC CXD4.2Q is a 4-channel network processing amplifier and a true Q-SYS peripheral, bringing CXD-series power and DSP into a networked, centrally managed system over standard Gigabit Ethernet. It provides four flexible channels with onboard processing, plus rear-panel mic/line inputs, so integrators can deploy and monitor amplification as part of a Q-SYS ecosystem.Key FeaturesFour flexible-power channels with onboard DSPNative Q-SYS integration over Q-LAN (Gigabit Ethernet)Local mic/line...

The QSC CXD4.3Q is a higher-power 4-channel network processing amplifier and true Q-SYS peripheral. It combines flexible-power amplification, comprehensive onboard DSP, and native Q-SYS networking, and can drive 70V or 100V distributed loudspeaker lines directly from any output without external transformers, making it a versatile engine for installed sound.Key FeaturesFour flexible-power channels, 900W per channel at 8 ohm (peak)Direct 70V/100V line drive on any output, no transformers...

The QSC GX3 is a straightforward, reliable 2-channel power amplifier aimed at musicians, DJs, and small live-sound systems. With power levels matched to popular loudspeakers and QSC's proven protection circuitry, it offers dependable performance and easy setup for bands, houses of worship, and portable PA rigs.Key Features2-channel power amplifier for portable and small-venue use300W per channel at 8 ohm, 425W per channel at 4 ohmPower levels matched to popular loudspeakersQSC protection...

The QSC GX5 is a 2-channel power amplifier offering more headroom than the GX3 for medium loudspeakers and busier live-sound systems. Designed for musicians, DJs, and portable PA, it delivers dependable QSC power with protection circuitry and power levels tailored to popular passive speakers.Key Features2-channel power amplifier for portable and live-sound use500W per channel at 8 ohm, 700W per channel at 4 ohmPower levels matched to popular loudspeakersQSC protection circuitry for reliable...

The QSC GX7 is the highest-power model in the GX 2-channel amplifier line, built for larger loudspeakers and more demanding portable and installed systems. It delivers strong, clean power with QSC's proven protection circuitry, making it a dependable choice for bands, DJs, houses of worship, and rental inventories.Key Features2-channel power amplifier for higher-output systems725W per channel at 8 ohm, 1000W per channel at 4 ohmPower levels matched to popular loudspeakersQSC protection...

The QSC GXD4 is a lightweight 2-channel power amplifier with onboard DSP, designed for portable live sound, DJs, and small installed systems. It pairs efficient Class-D power with intelligent limiting and speaker-tuning tools, so users can protect their loudspeakers and shape the sound without adding an external processor.Key Features2-channel Class-D amplifier, 400W/ch at 8 ohm and 600W/ch at 4 ohmOnboard DSP: high/low-pass filters, 4-band parametric EQIntelligent loudspeaker protection with...

The QSC GXD8 is a higher-power 2-channel Class-D amplifier with onboard DSP, built for portable live sound, DJs, and small-to-medium installations. It delivers substantial power in a lightweight chassis and includes speaker-tuning filters and intelligent limiting, giving users protection and processing without a separate DSP unit.Key Features2-channel Class-D amplifier, 800W/ch at 8 ohm and 1200W/ch at 4 ohmOnboard DSP: high/low-pass filters, 4-band parametric EQIntelligent loudspeaker...

The QSC MP-A20V is a compact 2-channel music and paging amplifier for commercial installations such as retail, restaurants, and hospitality where background music and announcements share one system. It uses QSC FlexAmp technology, letting each output run low-impedance (4/8 ohm) or drive 70V/100V distributed speaker lines without a separate transformer, and adapt the power split between paired channels to match the job.Key Features2-channel Class-D installation amplifier in a compact 1RU...

The QSC MP-A80V is an 8-channel music and paging amplifier for larger commercial audio systems that combine background music with announcements across many zones. Using QSC FlexAmp technology, each output can run low-impedance 4/8 ohm speakers or drive 70V/100V distributed lines directly, and paired channels can share power in flexible ratios to fit real-world zone loads.Key Features8-channel Class-D installation amplifier for multi-zone systemsFlexAmp technology: every channel drives 4/8 ohm,...

The QSC SPA2-200 is a higher-power 2-channel compact installation amplifier for commercial audio applications that need more headroom in a small footprint. It delivers 200W per channel into low-impedance loads and supports 70V/100V distributed lines in bridged mode, all in an energy-efficient half-rack chassis suited to background music and paging systems.Key Features2-channel compact amplifier with 200W per channelDrives 4/8 ohm speakers or 70V/100V lines (bridged mode)Energy Star efficient...

The QSC SPA2-60 is a compact, energy-efficient 2-channel installation amplifier for smaller commercial spaces such as retail, offices, and meeting rooms. Its half-rack chassis fits discreetly above a ceiling or in a small rack, and it supports both low-impedance speakers and 70V/100V distributed lines, making it a flexible workhorse for background music and paging.Key Features2-channel compact amplifier in a lightweight half-rack chassisDrives 4/8 ohm speakers or 70V/100V lines (bridged...

The QSC SPA4-100 is a compact 4-channel installation amplifier that delivers more power per zone for multi-zone commercial audio in a small half-rack chassis. It drives four zones of low-impedance speakers and supports 70V/100V distributed lines in bridged mode, providing flexible, energy-efficient amplification for background music and paging.Key Features4-channel compact amplifier with 100W per channelDrives 4/8 ohm speakers or 70V/100V lines (bridged mode)Energy Star efficient with...

The QSC SPA4-60 is a compact, energy-efficient 4-channel installation amplifier for multi-zone commercial audio in a small half-rack chassis. It drives four zones of low-impedance speakers and supports 70V/100V distributed lines in bridged mode, making it a flexible choice for background music and paging in retail, hospitality, and offices.Key Features4-channel compact amplifier for multi-zone systemsDrives 4/8 ohm speakers or 70V/100V lines (bridged mode)Energy Star efficient with...

The Russound A-H2 is a compact hub for the A-BUS distributed audio system, built to bring a single music source into two rooms. Connect a stereo receiver to its RCA line inputs and the receiver's own source selection becomes available in both zones, or wire a single source such as a computer or media player straight in. Each zone runs over one Cat-5 cable from the hub's RJ-45 outputs to an A-BUS amplified keypad, which handles local volume and drives the room's speakers. Four IR emitter jacks...

The Russound A2100 is a compact Class D stereo power amplifier for adding clean, efficient power to a distributed or dedicated audio system. It occupies half of a 1U rack space, so two half-rack Russound components can share a single shelf, and the supplied ears allow it to be mounted on its own in a standard rack. Rated at 100 watts per channel into 8 ohms, 125 watts into 4 ohms, or about 225 watts bridged into a single 8-ohm load, it is well suited to large rooms, additional speaker pairs,...

The Russound AVA2.1 is a slim 2.1-channel amplifier designed to give a television proper sound through in-ceiling, in-wall, bookshelf or passive soundbar speakers. Connect it to the TV's HDMI ARC port and CEC lets the existing TV or cable/satellite remote control volume and power, so the client keeps a single remote. Beyond TV duty it works as a small receiver with four selectable inputs: HDMI ARC, optical, RCA line-level and Bluetooth 5.0 for streaming from a phone. The Class D amplifier...

The Russound AVA3.1 is a small-footprint mini-AVR built to turn a TV into a proper three-channel sound system without the bulk of a full-size receiver. It drives left, center and right speakers from an efficient Class-D amplifier section rated at 50 watts per channel into 4 ohms, and adds an RCA output for a powered subwoofer. The TV connects over HDMI with Audio Return Channel, and CEC lets the television's own remote take care of everyday power and volume duties. An optical input, an RCA...

The Russound D1290 is the twelve-channel member of Russound's D-Series Class D amplifiers, designed for whole-home and light-commercial racks that need a lot of clean power in little space. Its 12 channels are organised as 6 independent stereo zones rated at 90 watts per channel into 4 ohms (one zone driven) and 45 watts into 8 ohms, and any zone can be bridged for 180 watts into an 8-ohm load when a patio, gym or great room needs more headroom. Two shared bus inputs let one or two sources...

The Russound D1675 is the sixteen-channel member of Russound's D-Series Class D amplifiers, designed for whole-home and light-commercial racks that need a lot of clean power in little space. Its 16 channels are organised as 8 independent stereo zones rated at 75 watts per channel into 4 ohms (one zone driven) and 37 watts into 8 ohms, and any zone can be bridged for 150 watts into an 8-ohm load when a patio, gym or great room needs more headroom. Two shared bus inputs let one or two sources...

The Russound D250LS solves a common multiroom problem: a room that also has its own audio source. Wired between a whole-house system and a room's speakers, this two-channel digital amplifier plays the house feed until a local device such as a bedroom TV, desktop PC or game console starts sending audio, then automatically switches the room's speakers to that local source. When the local source goes quiet, it returns to the house feed after a delay you can set anywhere from five seconds to five...

The Russound D890 is the eight-channel member of Russound's D-Series Class D amplifiers, designed for whole-home and light-commercial racks that need a lot of clean power in little space. Its 8 channels are organised as 4 independent stereo zones rated at 90 watts per channel into 4 ohms (one zone driven) and 45 watts into 8 ohms, and any zone can be bridged for 180 watts into an 8-ohm load when a patio, gym or great room needs more headroom. Two shared bus inputs let one or two sources feed...

The Russound MBX-AMP turns a pair of passive speakers into a networked streaming zone. It combines the MBX-PRE streaming engine with a built-in stereo amplifier rated at 50 watts per channel into 8 ohms, or 70 watts per channel into 4 ohms, in a compact chassis. It can sit on a shelf, go in an equipment closet, or mount to a wall with the included brackets.Supported sources include AirPlay 2 and Google Cast with full metadata, Bluetooth, popular streaming services and UPnP media on the home...