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Review Summary
Accidents happen. Protect your favorite Adorama products and purchase a protection plan to stay covered from accidental damage, mechanical or electrical failures, and more.
If we can’t fix it, we’ll replace it at no additional cost.
Protect your product from drops, spills, and more.
Enjoy your gear without fear. We have you covered!
When regular use of your product over time results in mechanical or electrical failure.
We will never charge you a deductible after the purchase of a plan.
Our claims process is simple & easy and our customer service team is happy to help.
Adorama Protect powered by Extend is available for purchase to customers in the United States. Not available for international or U.S. territories purchases. Plans on open box items do not cover pre-existing damage.
Adorama Protect plans are available for ABS clients. If you have any questions or require assistanse, please call 800-223-2500
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(unless otherwise specified): Line voltage 120 Vac, 60 Hz (SCM268) or 230 Vac, 50 Hz (SCM268E); full gain; 1 kHz, one channel activated; source impedances: Mic 150 ohms, Aux Level 150 ohms;terminations: Line 600 ohms, Mic 600 ohms Aux Out 10 kilohms 12 V phantom power off.
(Ref 1 kHz, controls centered) Microphone Inputs: 150 Hz to 20 Khz +/- 2 dB (built-in 80Hz low-cut) Auxiliary Inputs: 20 Hz to 20 kHz +/- 2 dB
3dB down at 80 Hz, 6 dB/octave
Input: Low-impedance mic 150 ohms: Mic: 38 dB Line: 76 dB
Aux Out: 65 dB Input: Aux Level: Mic: 3 dB Line: 40 dB Aux Out: 29 dB
Input: Mic: Designed for use with: 19-600 ohms, Actual(Typical): 1.2 kilohms Input Clipping Level: -5 dBV
Input Aux Level; Designed for use with: <2 kilohms, Actual(Typical): 21 kilohms, Input Clipping Level: >28 dBV
Output: Mic: Designed for use with: low-Z inputs, Actual (Typical): 0.2 ohms, Output Clipping Level Output: -21 dBV
Line: Designed for use with >600 ohms, Actual (Typical) 72 ohms, Output Clipping Level: +18 dBV
Aux Out: Designed for use with: >2 kilohms, Actual (Typical): 870 ohms, Output Clipping Level: +7 dBV
<0.25% at +4 dBu output level: (through 22 Hz-22 kHz filter; Input 1 and Master centered, all other controls full counter-clockwise)
(150 ohm source; through 22 Hz-22 kHz filter): 124 dBV
(through 22 Hz-22 kHz filter; channel controls full counterclockwise)
Master full counterclockwise: -92 dBV
Master full clockwise: -70 dBV
>80 dB at 1 kHz
All inputs to all outputs are non-inverting
Shorting outputs, even for prolonged periods, causes no
12 Vdc open-circuit through 340 ohm series resistance
SCM268: 100-120 Vac rated nominal, 50/60 Hz, 60 mA
SCM268E: 220-240 Vac rated nominal, 50/60 Hz, 30 mA
Operating: -7 degrees to 49 degrees C (20 degrees to 120 degrees F)
Storage: -29 degrees to 74 degrees C (-20 degrees to 165 degrees F)
44 mm H x 218 mm W x 162 mm D (1.72 x 8.60 x 6.37 inches)
1.20 Kg (2 lbs, 10 oz)
Where professional audio quality and versatility meet, the SCM268 4-Channel Rackmount Microphone Mixer by Shure stands out as the quintessential choice for sound engineers and audio enthusiasts alike. With its six robust transformers, this mixer delivers unparalleled protection from RF interference, ensuring an exceptionally quiet performance that is critical in live sound applications. The four transformer-balanced XLR microphone-level inputs, coupled with one transformer-balanced XLR mic/line output, provide high-quality, noise-free audio that professionals demand.
The SCM268's internal low stray field, toroidal power transformer eliminates the need for external power supplies, streamlining your setup and reducing clutter. This feature, along with the mixer's durable and compact half-rack chassis, makes it an ideal solution for space-conscious environments such as meeting rooms, houses of worship, broadcast studios, educational facilities, and sound system rental setups.
The SCM268 is not just about its impressive technical specifications; it's also designed with the user in mind. The solid rack mounting hardware included ensures a secure and stable installation, while the intuitive layout and controls allow for easy operation, making it a reliable tool for both seasoned professionals and those new to audio mixing.
As part of Shure's esteemed "SCM" series of mixers, the SCM268 continues the legacy of delivering quality performance at an exceptional value. Whether you're capturing the nuances of a live concert, managing audio in a theater production, or ensuring clear sound for public address, the SCM268 4-Channel Rackmount Microphone Mixer is a sound investment that promises to enhance the audio experience with its professional-grade features and reliable performance. Choose the SCM268 for a solution that occupies minimal space yet offers maximum audio control, and be wholly satisfied with its superior sound management capabilities.