Shure WFR-1D User manual

Model SM11 User Guide
Shure Brothers Incorporated
222 Hartrey Avenue
Evanston IL 60202-3696 U.S.A.
27A2192 (QH)
E1997, Shure Brothers Incorporated Printed in U.S.A.
DYNAMIC LAVALIER MICROPHONE
GENERAL
The Shure Model SM11 is a miniature dynamic lavalier
microphone designed for use in television broadcasting (on
camera), for sound reinforcement, in certain radio and mo-
tion picture applications, and similar uses where a small,
professional-quality,microphoneis required. TheSM11has
an omnidirectional pickup pattern, and its frequency re-
sponseisoptimizedforlavalieruse.Themicrophoneis sup-
pliedwith a tie claspassembly, tie tackassembly,connector
belt clip, and zippered carrying/storage bag. An optional kit
for mounting the SM11 on various musical instruments is
available as Shure Model RK279.
Features
•
Frequencyresponseoptimizedforlavalieruse.Acousti-
cally matches most stand- or desk-mounted micro-
phones
• Small and lightweight for unobtrusive, virtually unseen
operation
• Smooth exterior and recessed grille screen minimize
clothing noise
• Rugged aluminum case construction
• Extremely flexible long-life cable
• Two mounting options–tie clasp or tie tack
• Convenient, secure belt clip attaches connector to belt
or clothing
SPECIFICATIONS
Type
Dynamic
Frequency Response
50 to 15,000 Hz (see Figure 1)
TYPICAL FREQUENCY RESPONSE
FIGURE 1
Polar Pattern
Omnidirectional
Impedance
Microphone rating impedance is 150 ohms (200 ohms
actual) for connection to microphone inputs rated at
19 to 300 ohms
Output Level (at 1,000 Hz)
Open Circuit Voltage .......... –85 dB (0.06 mV)
(0 dB = 1 volt per microbar)
Power Level ........................... –64 dB
(0 dB = 1 milliwatt per 10 microbars)
Phasing
Positive pressure on diaphragm produces positive
voltage on pin 2 with respect to pin 3
Hum Pickup
35.3 dB equivalent SPL in a 1 millioersted field
Cable
Non–detachable, 1.2m (48 in.), two-conductor,
shielded, plastic-covered
Connector
Professional three-pin audio connector designed to
mate with Cannon XL series, Switchcraft A3 (Q.G.)
series or equivalent connectors
Case
Aluminum with gray enamel finish
Dimensions
See Figure 2
OVERALL DIMENSIONS
FIGURE 2

Net Weight
7.8 grams (0.28 oz), less cable and connector
Certification
Conforms to European Union directives, eligible to
bear CE marking; meets European Union EMC Immu-
nity Requirements (EN 50 082–1, 1992); RF radiated
(IEC 801–3); ESD (IEC 801–2); EFT (IEC 801–4).
SHIELD
RED
BLACK
CARTRIDGE CONNECTOR
RED CODED TERMINAL
YELLOW
1
3
2
INTERNAL CONNECTIONS
FIGURE 3
INSTALLATION
CABLE ANCHORING
FIGURE 4
Tie Clasp Assembly
Insert the SM11 in the tie clasp and anchor the cable
as shown in Figure 4. Affix the clasp to a tie, shirt, or
blouse. Note that the microphone can be swiveled 360_
in its holder for left, right, or vertical (“pen clip”) use.
Tie Tack Assembly
Remove the clutch from the tie tack assembly and insert
the tie tack holder in the tie (or through the tie and shirt if de-
sired). Affix the clutch to the pin of the tie tack holder. Insert
the SM11 in the tie tack holder.
Connector and Belt Clip
With the SM11 installed in one of the assemblies de-
scribedabove,inserttheconnectorintheconnectorbeltclip
and fasten the belt clip to the user’s belt, waistband or other
clothing. Excess microphone cable can be inserted in the
user’s pocket or tucked into the waistband.
ARCHITECTS’ SPECIFICATIONS
The microphone shall be a moving–coil (dynamic) type
with a frequency response of 50 to 15,000 Hz. The micro-
phone shall have an omnidirectional polar characteristic.
Themicrophoneshallbelowimpedancewitharatedimped-
anceof150ohmsforconnectiontomicrophoneinputsrated
at 19 to 300 ohms. The microphone output shall be –64 dB
where 0 dB = 1 milliwatt per 10 microbars.
Themicrophoneshallbealavaliertype,andshallbepro-
vided with a 1.2m (48 in.) non–detachable, two–conductor,
shielded cable with a professional, three–pin audio connec-
tor designed to mate with Cannon XL series, Switchcraft A3
(Q.G.) series or equivalent connectors. The microphone
shall also be provided with a tie clasp assembly, tie tack as-
sembly, connector belt clip, and carrying/storage bag.
The overall dimensions of the microphone shall be 33.5
mm (1 – 5/16 in.) in length and 14.7 mm (9/16 in.) in diame-
ter.The microphone shall be the Shure Model SM11 or
equivalent.
ACCESSORIES AND REPLACEMENT PARTS
The following furnished accessories and replacement
partscanbeorderedthroughyourAuthorizedShureProfes-
sional Products Dealer or from Shure Brothers Inc.
Tie Clasp Assembly RK203TC. . . . . . . . . . . . . . . . . . . . . . .
Tie Tack Assembly 90A2384. . . . . . . . . . . . . . . . . . . . . . . . .
Connector Belt Clip RK200BC. . . . . . . . . . . . . . . . . . . . . . . .
Carrying/Storage Bag 26A13. . . . . . . . . . . . . . . . . . . . . . . . .
Cartridge R99. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Cable C91. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Instrument Mounting Kit RK279. . . . . . . . . . . . . . . . . . . . . . .
For additional service or parts information, please con-
tactShure’sService Departmentat 1–800–516–2525. Out-
side the United States, please contact your authorized
Shure Service Center.
The Sound of Professionals...WorldwideR
Shure Brothers Incorporated
222 Hartrey Avenue, Evanston IL 60202-3696