GENERAL

The Shure Model M267 is a microphone mixer-remote amplifier specifically designed for professional applications. The excellent performance, versatility and features of this complete, compact console make it an ideal choice for stu- dio, remote, or sound reinforcement use, and as an add-on mixer for expanding existing facilities. It is also ideally suited for use with audio and video tape recorders to provide multi- ple microphone inputs.

Features:

￿Wide, flat frequency response and extremely low dis- tortion up to +18 dBm output

￿Extremely low noise and RF susceptibility

￿Four switchable microphone- or line-level balanced-line inputs with individual gain controls and low-frequency rolloff switches. MUMETAL shielding on input transform- ers

￿Feedback-type input gain controls for maximum clip- ping levels and dynamic range

￿Output switchable for line or microphone level

￿Built-in switchable peak limiter cuts output overload distortion, adapts to power supply voltage

￿LED indicator shows limiter operation or overload with limiter defeated

￿Externally adjustable limiter threshold (±4 to +18 dBm)

￿VU meter calibrated for +4 and +8 dBm with range switch. Illuminated with ac operation

￿Ac or built-in battery operation. Noiseless automatic switchover to battery in case of ac line failure. Battery test without program interruption

￿Front-panel headphone level control and monitor jack drives almost any stereo or mono headphones; output can be additional unbalanced line feed to drive a tape recorder or power amplifier

Shure Brothers Incorporated

222 Hartrey Avenue

Evanston IL 60202-3696 U.S.A.

Model M267 User Guide

￿Direct mix bus for stacking units

￿Automatic muting prevents speaker damage during turn-on and -off

￿Low distortion, high-stability tone oscillator for line test and level checks

￿All connections phased. Line output terminals phase- indicated

￿Compact and lightweight, with rugged, abrasion-resis- tant case

￿Internally selectable 120 or 240 Vac, 50/60 Hz opera- tion

￿Underwriters' Laboratories Listed and Canadian Stan- dards Association listed as Certified

SPECIFICATIONS

Frequency Response

30 Hz to 20,000 Hz, ±2 dB

Voltage Gain (at 1,000 Hz)

(Outputs terminated: line 600 ￿￿ microphone 150 ￿￿ mix bus 3.3 k￿￿ headphone 200 ￿, tip-sleeve and ring- sleeve )

Input

 

 

 

 

OUTPUT

 

 

 

 

 

 

 

 

 

 

 

 

 

Line

Microphone

Mix

 

 

 

 

 

 

 

 

 

 

 

 

 

Bus

 

 

 

 

 

 

 

 

 

 

 

Low-Impedance

 

91 dB

 

41 dB

24 dB

 

Microphone (150 Ω)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Line

 

 

40 dB

 

±9 dB

±27 dB

 

 

 

 

 

 

 

 

 

 

 

Mix Bus

 

 

55 dB

 

5 dB

± ±

 

 

 

 

 

 

 

 

 

 

 

Inputs

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IMPEDANCE

 

 

 

 

 

 

 

 

 

 

 

 

Designed

Actual

 

Input

 

Input

for Use

 

(Internal)

 

 

Clipping Level

 

With

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Microphone

19 to

 

1 kΩ

 

±32 dBV to

 

 

600 Ω

 

 

 

 

±5 dBV

 

 

 

 

 

 

 

 

(25 mV to 0.56 V)

 

 

 

 

 

 

 

 

Line

Less

 

66 kΩ

 

+20 dBV

 

 

than10 kΩ

 

 

 

 

 

 

 

 

 

 

 

 

 

Mix Bus

3.5 kΩ

 

3.5 kΩ

 

+7 dBV (2.2 V)

 

 

 

 

 

 

 

 

 

 

 

Depending on input control setting

E1999, Shure Brothers Incorporated

Printed in U.S.A.

27A8376 (SE)

Page 1
Image 1
Shure M267 specifications General, Specifications

M267 specifications

The Shure M267 is a versatile and robust audio mixer designed primarily for professional audio environments. Known for its high-quality sound and reliable performance, this mixer has been a staple in both live and studio applications. One of the standout features of the M267 is its four-channel configuration, which allows for multiple audio sources to be mixed simultaneously. This makes the mixer ideal for a variety of settings, including live events, broadcast, and recording sessions.

The M267 employs a range of advanced technologies to ensure optimal sound quality and user experience. One of the key technologies within the M267 is its low-noise preamps, which are designed to deliver clear and precise audio with minimal background noise. This is particularly important in professional environments where clarity is paramount. The mixer also includes a built-in limiter, which provides additional control over audio dynamics, preventing distortion during loud peaks and ensuring a clean signal.

The M267 features a simple and intuitive user interface that makes it easy for users of all skill levels to operate. Each channel is equipped with individual level controls, EQ settings, and PFL (Pre-Fader Listen) capabilities. With these controls, operators can tailor the audio signal to their specific requirements, whether they are balancing microphones, musical instruments, or playback devices.

Another significant characteristic of the M267 is its rugged construction. Designed to withstand the rigors of frequent transport and use in demanding environments, the mixer is built with high-quality components that ensure durability and longevity. Its compact size also makes it an excellent choice for mobile setups, allowing audio professionals to transport it easily from one location to another.

Furthermore, the Shure M267 incorporates flexibility in its connectivity options. It provides various input and output configurations, allowing seamless integration with other audio equipment. This versatility makes it a suitable choice for both permanent installations and portable setups.

In summary, the Shure M267 is a highly regarded mixer that combines professional-grade sound quality with practical features tailored for audio professionals. Its low-noise preamps, intuitive controls, rugged build, and flexible connectivity position it as an excellent choice for anyone seeking a dependable and effective audio mixing solution in both live and recorded scenarios. Whether in the studio or on stage, the M267 consistently delivers the performance that audio professionals demand.