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Based on price data from 6 merchants for "ART MX821S Rackmount Mic/Line Mixer". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
The ART MX821S Rackmount Mic/Line Mixer is a versatile solution for musicians, sound engineers, and venues looking to streamline their audio setups with precision and simplicity. This 8-channel mixer effortlessly combines your mic and line inputs into a unified stereo output, all within a sleek 1U rackmount design. Each channel offers both balanced XLR and unbalanced 1/4-inch inputs, ensuring you have the flexibility required for various audio environments, from live performances to studio settings.
Designed with user-friendly controls, the MX821S provides individual level and tone adjustments for each channel, allowing you to tailor your sound with ease. Notably, the mixer features switch-selectable +48 Volt phantom power on each channel, offering the power necessary for condenser microphones without the worry of overloading other gear. Balanced TRS 1/4-inch output jacks ensure a clean and strong signal to your main mixer or monitors.
For those needing to expand their setup, the MX821S includes RCA pre-fade outputs and auxiliary buss input jacks, making it simple to daisy-chain multiple units for more channels. Its built-in power supply and robust single rack height construction ensure this mixer is not only compact but also reliable for long-term use.
Whether you’re handling a small gig, outfitting a boardroom, or enhancing your studio, the ART MX821S is an essential tool that strikes the perfect balance between flexibility and functionality.
Key Features:
- 8 independent input channels with XLR mic and 1/4-inch line inputs
- Individual level and tone controls on each channel
- Switchable +48 Volt phantom power for each channel
- Balanced TRS 1/4-inch main output jack with master level control
- RCA pre-fade output and aux buss input for easy channel expansion
- Compact single rack height design with built-in power supply
Owner's manual
ART MX821S Rackmount Mic/Line Mixer User ManualProduct specs
| Type | Analog |
| Channels | 8 |
| Inputs - Mic Preamps | 8 x XLR |
| Phantom Power | 8 |
| Inputs - Line | 8 x TS |
| Inputs - Other | 1 x Stereo (RCA) |
| Outputs - Main | 2 x TRS |
| Outputs - Other | 1 x Stereo (RCA) |
| Rackmountable | Yes |
| Height | 1.75" |
| Width | 19" |
| Depth | 6" |
| Weight | 6.3 lbs. |
FAQs
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How many channels does the ART MX821S Rackmount Mic/Line Mixer have?
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The ART MX821S features 8 channels, each with its own XLR mic preamp and line input, making it versatile for various live sound applications.
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Does the ART MX821S provide phantom power for condenser microphones?
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Yes, the ART MX821S offers phantom power on all 8 XLR mic inputs, allowing you to use condenser microphones without additional power sources.
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Can the ART MX821S be mounted in a standard equipment rack?
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Yes, the ART MX821S is designed to be rackmountable, fitting standard 19-inch racks, making it ideal for both studio and live sound setups.
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What types of outputs does the ART MX821S offer?
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The ART MX821S includes main outputs on 2 x TRS jacks and an additional stereo RCA output, providing flexible connection options for different audio systems.
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Is the ART MX821S suitable for live sound applications?
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Yes, with its 8-channel capability, mic/line inputs, and rackmount design, the ART MX821S is well-suited for live sound environments, offering comprehensive mixing control.
Reviews
PROS
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Compact 1U rackmount design saves valuable space in setups
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Easy integration with existing systems, minimizing setup time
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Low-noise operation with plenty of headroom
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Each channel offers phantom power, enhancing microphone versatility
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Clip indicators with good visibility, preventing signal saturation
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Supports both line and XLR inputs for flexible connectivity
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Ideal for sub-mixing and expanding channel count efficiently
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Solves input limitation issues for setups with multiple microphones
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Simple operation suitable for users of all experience levels
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High-quality construction with consistent audio performance
CONS
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Audible hum reported when connected to some power amps
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Headamps may produce noise when gain is increased beyond halfway
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Balanced output only available in 1/4" jack, not XLR
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about ART MX821S Rackmount Mic/Line Mixer.
Features and functionality
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The ART MX821 has pan functionality but lacks a mono out, which is a trade-off for those needing stereo management with more control.
Source
Comparisons
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The Denon DN-312X offers balanced combo jacks but lacks pan control, making it less suitable for stereo input needs compared to the ART MX821.
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Setup and maintenance
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Users note that the ART MX821's line inputs are unbalanced, which may require additional equipment for setups needing balanced inputs.
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Based on 0 Reviews and 0 Ratings
Genre Usage
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Used With
Based on how musicians on Equipboard use ART MX821S Rackmount Mic/Line Mixer, it is most commonly used with the following gear.
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