Shure MX890 - Manual

©2013 Shure Incorporated

27EN16692 (Rev. 3)

Printed in U.S.A.

MX690 MX890

MX890 Wireless Desktop Base

The Shure MX890 desktop base for

MX405, MX410 and MX415 gooseneck

microphones offers cable-free installation

for corporate boardrooms or other ap-

plications requiring flexible microphone

configurations and MX415 miniature

gooseneck microphones are suitable for

boardrooms and other sites where aes-

thetics are important. The MX890 oper-

ates within the 518–937 MHz band and

is compatible with Shure SLX wireless

systems.

MX690

MX890

>25 cm

>150 cm

Receiver

Make sure the receiver is within sight of the transmitter. Do not place

receiver behind a metal barrier or any reflective surface.

Refer to the SLX Wireless System User Guide for more infor-

mation, or visit www.shure.com.

30 m (100 ft)

Power On/Off

1. With the battery door open, press and hold the

ON/OFF

button

for approximately 2 seconds. Release the button when the LCD

screen illuminates.

2. To turn off the transmitter, press and hold the

ON/OFF

button

for approximately 2 seconds. Release the button when the LCD

screen is blank. The LEDs on the outside of the microphone will

also go dark.

Note:

To power on the transmitter without opening the battery

compartment, press and hold the plastic

ON/OFF

button on the

battery door for approximately 2 seconds, then release it.

MX890 Connecting Gooseneck

1. Align the pin on the microphone flange with the slot on the desktop

base.

2. Insert the gooseneck into the desktop base and lock it in place by

rotating the gooseneck sleeve clockwise.

Low-Cut Filter

The low-cut filter attenuates frequencies below 150 Hz by 6 dB per

octave.

Filter disabled (as supplied)

Low-cut filter

MX690 Wireless Boundary Microphone

The Shure MX690 microphone offers

cable-free installation for corporate board-

rooms or other applications requiring flex-

ible configurations. The MX690 operates

within the 518–937 MHz band and is com-

patible with Shure SLX wireless systems.

Features

• Sleek, low profile design
• Frequency agile, microprocessor controlled transmitter
• IR link to SLX receiver for automatic frequency synchronization
• Programmable frequency Group/Channel display
• Programmable mute function
• Operates on two AA batteries
• Compatible with all Shure SLX Wireless systems
• MX890 Supports Shure MX405, MX410 and MX415 Mini Gooseneck

Microphones

• Commshield

®

technology for protection from RF interference

Placement

MX890 Microphone Placement

Place the MX890 no more than 25 cm (1 ft.) from the edge of the table.

Aim the microphone toward the talker and away from loudspeakers and

noise sources. Use one microphone for each talker. Pickup angle with a

cardioid cartridge is 130° at –3 dB. Pickup angle with a supercardioid car-

tridge is 115° at –3 dB.

Note:

To minimize RF interference, maintain a distance of at least

0.3 m (1 ft.) between transmitters. In case of interference, increase

the distance between transmitters or change channels.

MX690 Microphone Placement

Place the MX690 within 1.5 m (5 ft.) of a talker. Aim the microphone to-

ward the talkers and away from loudspeakers and noise sources. Use one

microphone for every two talkers. Pickup angle with a cardioid cartridge is

130° at –3 dB.

Note:

To minimize RF interference, maintain a distance of at least

0.3 m (1 ft.)