The Adastra ML622 1U Mic/Line Rack Mixer is a compact, professional-grade rack-mountable audio solution designed for installed sound systems, conferences, PA expansions, and multi-zone applications. With 6 versatile mic/line inputs and flexible connectivity, it delivers reliable mixing performance in a space-saving 1U format.

Key Features:

6 switchable balanced mic/line inputs via XLR
Individually switchable +20V phantom power per mic channel
2 stereo auxiliary inputs (L+R RCA)
Master bass and treble tone controls
Multiple outputs: stereo XLR, mono 6.3mm jack, and REC L+R RCA
Dual power options: 100-240Vac (IEC) or 24Vdc terminals
Low distortion (0.05% THD) and wide frequency response

Adastra ML622 1U Mic/Line Rack Mixer – Professional Rack-Mount Mixing Solution

The Adastra ML622 1U Mic/Line Rack Mixer provides exceptional flexibility and clarity for demanding audio environments. Featuring 6 balanced XLR inputs that switch seamlessly between microphone and line levels, each channel includes independent +20V phantom power activation, making the Adastra ML622 1U Mic/Line Rack Mixer ideal for condenser microphones in conference rooms, houses of worship, boardrooms, or installed PA systems. Two additional stereo aux inputs accept playback sources like media players or background music feeds, while intuitive rotary controls allow precise adjustment of individual channel levels, master volume, and EQ via dedicated bass and treble knobs.

Built for reliability, the Adastra ML622 1U Mic/Line Rack Mixer offers versatile output options including balanced stereo XLR for main feeds, a mono 6.3mm jack for monitoring or zoning, and dedicated RCA record outputs for capturing meetings or events. Its ultra-low 0.05% THD ensures clean, transparent sound, with a broad frequency response that handles speech and music accurately. Dual powering (mains AC or 24Vdc) adds installation convenience in permanent setups or backup scenarios. Compact and lightweight at just 1.43kg, the rugged 1U design fits standard 19" racks effortlessly, making the Adastra ML622 1U Mic/Line Rack Mixer a go-to choice for integrators seeking dependable, high-quality mixing without occupying valuable space. Whether expanding an existing system or building a new install, this mixer combines pro features with straightforward operation.

Specification	Details
Power Supply	100-240Vac, 50/60Hz (IEC) or 24Vdc (terminals)
Fuse	T1AL 250V (mains) or F500mA (24Vdc)
Phantom Power	+20Vdc (switchable per channel)
Inputs	Mic/Line: 6 x balanced XLR Aux: 2 x L+R RCA
Outputs	L+R XLR (balanced), Mono 6.3mm jack, L+R RCA (REC)
Controls	6 x Mic/Line level, 2 x Aux level, Treble, Bass, Master
Input Impedance	Mic/Line: 3.3kΩ Aux: 10kΩ
Frequency Response	Mic: 20Hz-18kHz Line: 14Hz-20kHz Aux: 10Hz-23kHz
Input Sensitivity	Mic: -45dBV Aux/Line: -10dBV
Signal to Noise Ratio	Mic: 55dB Aux/Line: 60dB
THD	0.05%
Dimensions (W x D x H)	482 x 130 x 44 mm
Weight	1.43 kg

Preamp/Mixers

Adastra ML622 1U Mic/Line Rack Mixer