Shure Microphone 545L User Manual

Model 545L User Guide

Unidirectional Dynamic Microphone

GENERAL

SPECIFICATIONS

The Shure Model 545L unidirectional dynamic micro- Type

phone is a low-impedance unit designed for instrument or

voice pickup in public address applications. With its attached

cable, the microphone is suitable for mounting on an optional

A25B swivel adapter, on a fixed pipe or flexible gooseneck, or

for handheld use.

Dynamic

Frequency Response

50 to 15,000 Hz (see Figure 1)

The 545L is ideal for use in critical public address sys-

tems such as those used in political conventions and legisla-

tures, hotels, public auditoriums, stadiums, and churches.

The microphone has an exceptionally uniform pickup pattern

that provides an excellent solution to feedback problems in

reverberant locations, permits best utilization of space in

small studios, facilitates orchestral placement, and provides

effective rejection of unwanted noises.

TYPICAL FREQUENCY RESPONSE

Figure 1

Polar Patern

Cardioid (unidirectional)—uniform with frequency, symet-

rical about axis (see Figure 2)

Features

Effective cardioid pickup pattern, uniform to low fre-

quencies, minimizes reverberation and feedback,

discriminates against pickup of nearby performers

and extraneous noise

Excellent reproduction of music and voice

Shock-mounted cartridge for quiet operation

Low impedance for unlimited cable length

Provided with very flexible, small diameter

shielded cable

Rugged and dependable under all operating

conditions

TYPICAL POLAR PATERNS

Figure 2

2003, Shure Incorporated

27B2632 (Rev. 7)

Printed in U.S.A.

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