Shure 55SH II User Manual

Shure

Brothers Incorporated
222 Hartrey A
Evanston IL 60202-3696 U.S.A.

venue

Phone:

In Europe, Phone: [phone] Fax: [phone]

Internationally

800-257-4873 Fax: [phone]

, Phone: [phone] Fax: [phone]

W

eb Address: http://www

.shure.com

MODEL 55SH UNIDIRECTIONAL DYNAMIC MICROPHONE

Features



Classic appearance, yet modern performance



Frequency response effective for speech or vocal
and instrumental music



Cardioid directional pattern especially suited for
optimum
ments



Shock–mounted cartridge minimizes stand­transmitted noise, ensures quiet operation



Rugged die cast case and mechanical design for
reliability under rigorous conditions



Self–tensioning swivel mount, permits tilting
through 45

Type

Dynamic

performance in adverse acoustic environ



forward and 80 backward

SPECIFICATIONS

Specification Sheet

-

GENERAL

The

Model 55SH Series II provides

sic UNlDYNE



II design coupled with entirely new

the Shure clas

acoustic components to meet today’s performance
standards.

This microphone is

particularly excellent for
vocal pickup with its characteristic Shure presence
peak.

The 55SH Series II has a cardioid (unidirectional)

polar

pickup pattern that minimizes sound pickup from

the

rear

of the microphone. Because of this character

the Model 55SH Series II can be used closer

istic,
usual

to loudspeakers without creating feedback prob

and will provide very satisfactory operation

lems
adverse

acoustic conditions where an omnidirectional

than

under

microphone may not function properly.

55SH Series

The

II has a low–impedance balanced
output designed for connection to microphone inputs
rated at 75 to 300 ohms. An effective new cartridge
shock mount reduces stand noise; and an On/Off
switch is supplied on the attached self–tensioning

5

swivel that mounts on a stand with a

This

microphone is ideal for

address

or theater–stage sound systems, as well as for

broadcasting,

recording, and other sound

excellent quality public

/8”–27 thread.

applications
where a stand–mounted microphone with a classic
look is desirable.

-

-

Polar Pattern

-

TYPICAL

FREQUENCY RESPONSE

FIGURE 1

Cardioid (unidirectional), uniform with frequency,
symmetrical about axis (see Figure 2)

TYPICAL POLAR P

ATTERNS

FIGURE 2

FOD NO. 01080



1997, Shure Brothers Incorporated

Page 1 of 2

Printed

in U.S.A.

MODEL 55SH UNIDIRECTIONAL DYNAMIC MICROPHONE

Specification Sheet

Impedance

Microphone rating impedance is 150 ohms (270
ohm actual) for connection to microphone inputs
rated at 75 to 300 ohms

Output Level (at 1,000 Hz)

.

Open Circuit Voltage –78.0 dB (0.13 mV)

. . . . . .

0 dB = 1 volt per microbar
Power Level –58.5 dB.

. . . . . . . . . . . . . . . . . . . . . . . . .

0 dB = 1 milliwatt per 10 microbar

Phasing

Positive pressure on the diaphragm produces
positive voltage on pin 2 relative to pin 3 of the
output connector

Switch

Built–in On/Off switch, integral part of swivel
mount connector Three pin professional type,
designed to mate with Cannon XL series, Switch­craft A3 (Q.G.) series, or equivalent

Case

Chrome–plated die casting

Dimensions

See Figure 3

PHASING

To test two microphones and/or their cables for
proper phasing, connect them
or

sing into them while holding them three or four

to an amplifier and talk

inch

­es apart. The sound from the speakers should be the
same when talking into either microphone or directly
between
sound
talking
phones
microphones

them if they are in phase with each other

drops drastically

, or if a dead spot is found when

. If the

between the two microphones, either the micro

or their cables are out of phase. All cables and

should be tested in this

manner to ensure

-

that they are in phase with each other.

To change the phase of a low–impedance micro­phone cable, either use a Shure A15PRS Switchable
Phase
pins
a

Reverser or interchange the wires connected to

2 and 3 of the connector

microphone, the

microphone cartridge leads must be

. T

o change

the phase of

interchanged (see Figure 4.) This should be performed
by your dealer

, the Shure Factory Service Department,

or other qualified service personnel.

OVERALL

Net Weight

625 grams (22 oz)

Certifications

Conforms to European Union directives, eligible
to bear CE marking; meets European Union EMC
Immunity Requirements (EN 50 082–1, 1992);
RF radiated (IEC 801–3); ESD (IEC 801–2); EFT
(IEC 801–4).

DIMENSIONS

FLGURE 3

CARTRIDGE

CODED TERMINAL

INTERNAL

SWITCH

BLACK

YELLOW

BLACK

YELLOW

BLUE

CONNECTIONS

XLR CONNECTOR

1

2

3

FIGURE 4

OPTIONAL ACCESSORIES

Desk Stand

.

. . . . . . . . . . . . . . . . . . . . . . . . .

Line Matching Transformer A85F, A95UF.
Cable and Plug Assembly

.

. . . . . .

. . . . . . . . .

C25B, C25E, C25J

S37A, S39A

REPLACEMENT PARTS

Cartridge R115
On/Off
Plug Element RK169P.

.

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Switch

. . . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . .

RK32S.

FOD

NO. 01080



1997, Shure Brothers Incorporated

Page 2 of 2

Printed

in U.S.A.