Shure 545SD Certification Optional Accessories, Architects Specifications, Furnished Accessory

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Polarity

Positive pressure on diaphragm produces positive voltage on pin 2 (with respect to pin 3). See Figure 4.

Switch

Built-in magnetic reed on/off switch with lockplate. To lock switch in the ON position, remove screw on lockplate and turn lockplate 180°. Reassemble and tighten screw.

Cartridge Shock Mount

Internal rubber vibration-isolator

Swivel Adapter

Positive action, adjustable through 90° from vertical to horizon- tal, permits easy removal for handheld use, suitable for mount- ing on stand with 5/8"–27 thread

Case

Chrome-plated die casting with ARMO-DUR®grille and stain- less steel screen

Dimensions

See Figure 5

Net Weight (less cable)

255 grams (9 oz)

CERTIFICATION

OPTIONAL ACCESSORIES

Line Matching Transformer

A95 Series

Desk Stand

S37A, S39A

Isolation Mount

A55M

Dual Mount

A26M

Windscreen

A2WS-GRA

Cable, LO–Z (7.6 m [25 ft])

C25J

Cable, HI–Z (6.1 m [20 ft])

C20HZ

ARCHITECTS' SPECIFICATIONS

 

The microphone shall be a moving coil (dynamic) type with a frequency response of 50 to 15,000 Hz. The unit shall have a cardioid polar characteristic. The cancellation at the sides shall be approximately 6 dB, and the cancellation at the rear shall be 15 to 20 dB. The microphone shall be dual impedance with a rated impedance of 150 ohms for connection to microphone inputs rated at 19 to 300 ohms and “High” for connection to high-impedance microphone inputs. lmpedance change shall be solderless at the microphone connector.

The microphone output shall be:

 

Low lmpedance

-58.0 dB

(0 dB = 1 volt per Pascal)

 

High lmpedance

-35.0 dB

(0 dB = 1 volt per Pascal)

 

Eligible to bear CE Marking. Conforms to European EMC Directive 89/336/EEC. Meets applicable tests and performance criteria in European Standard EN55103 (1996) parts 1 and 2, for residential (E1) and light industrial (E2) environments.

FURNISHED ACCESSORY

Swivel Adapter

A25D

REPLACEMENT PARTS

Cartridge

R45

Plug Element

RK169P

Screen and Grille

RPM210

The microphone shall have an XLR, three-pin professional audio connector and shall be equipped with a magnetic reed On-Off switch.

The microphone shall be provided with a swivel adapter, adjustable through 90° from vertical to horizontal, and suitable for mounting on a stand having a 5/8"–27 thread.

The overall dimensions of the microphone shall be 157 mm (6-3/16 in.) in length and 31.9 mm (1 1/4 in.) in diameter.

The microphone shall be the Shure Model 545SD-LC or equivalent.

 

180o

 

180o

150o

150o

150o

150o

dB

+10

 

 

 

120o

 

120o

120o

 

120o

0

 

 

 

 

 

 

 

 

 

 

 

 

 

90o

--20 dB

90o

90o

 

90o

--10

 

 

 

 

 

 

--20 dB

 

 

 

 

 

--15 dB

 

 

--15 dB

 

 

 

 

 

 

 

 

 

 

 

 

 

60o

--10 dB

60o

60o

--10 dB

60o

20

2

3 4 5 6 789

2 3 4 5 6 789

30o

--5 dB

 

30o

--5 dB

 

50 100

1000

10000 20000

30o

 

30o

 

 

 

 

 

 

0

 

 

0

 

 

 

Hz

 

 

125 Hz

 

 

2000 Hz

 

 

TYPICAL FREQUENCY RESPONSE

 

500 Hz

 

 

4000 Hz

 

 

 

1000 Hz

 

 

8000 Hz

 

FIGURE 2

TYPICAL POLAR PATTERNS

 

 

FIGURE 3

REED

CARTRIDGE

TRANSFORMER

XLR CONNECTOR

SWITCH

 

 

 

CODED TERMINAL

GREEN GREEN BLACK

YELLOWYELLOW

BLACK

RED

BLUE

WHITE

BLACK

32 mm (1 1/4 in.)

IMPEDANCE SELECTION SOCKET (SHOWN IN LOW IMPEDANCE POSITION)

 

157 mm

 

(6 3/16 in.)

64 mm

94 mm

(2 1/2 in.)

(3 11/16 in.)

23 mm (15/16 in.)

INTERNAL CONNECTIONS

FIGURE 4

OVERALL DIMENSIONS

FIGURE 5

2

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Contents General Furnished Accessory Certification Optional AccessoriesArchitects Specifications Replacement PartsGuide DE L’UTILISATEUR DU Modéle Shure 545SD Pièces DE Rechange Accessoires FournisAccessoires EN Option Caractéristiques DarchitectureAnschlüsse AllgemeinesTechnische Eigenschaften ImpedanzauswahlErsatzteile ZertifizierungMitgeliefertes Zubehör SonderzubehörGuia DEL Usuario DE Modelo 545SD Repuestos CertificacionesAccesorio Suministrado Accesorios OpcionalesCaratteristiche Guida D’USO DEL Modello Shure 545SDDescrizione Generale Dati TecniciCertificazioni Accessori in DotazioneAccessori Opzionali Parti DI Ricambio
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545SD specifications

The Shure 545SD is a dynamic microphone renowned for its rugged durability and exceptional audio quality, making it a go-to choice for professional musicians and audio engineers alike. This microphone, which was first introduced in the 1960s, has stood the test of time and remains a staple in both live performance and studio settings.

One of the standout features of the Shure 545SD is its tuned frequency response. Designed with an emphasis on clarity, this microphone produces a clean and natural sound that excels in capturing vocals and instruments. Its frequency response ranges from 50 Hz to 16 kHz, providing a rich low-end presence while maintaining crisp highs. This characteristic makes it particularly well-suited for applications ranging from speech to singing, allowing users to achieve a balanced sound across various vocal types.

Another notable technology incorporated in the 545SD is its cardioid polar pattern. This design minimizes background noise and feedback by capturing sound primarily from the front of the microphone while rejecting sound from the sides and rear. This characteristic is particularly valuable in live settings where stage noise can interfere with the clarity of the performance, as it allows the artist's voice or instrument to shine through without unwanted interference.

In terms of build quality, the Shure 545SD features a robust metal construction that ensures durability and longevity. This resilience is essential for touring musicians who require a reliable microphone that can withstand the rigors of travel and frequent use. Additionally, the microphone is equipped with a shock mount system that reduces handling noise, further enhancing its performance in dynamic environments.

The Shure 545SD also includes a detachable cable, allowing for easy replacement and versatility in various settings. The microphone's design is not only functional but also aesthetically pleasing, featuring a classic appearance that has become synonymous with professional audio gear.

Overall, the Shure 545SD is a dynamic microphone that blends exceptional sound quality, durability, and user-friendly features. Its long-standing reputation in the industry speaks to its effectiveness and versatility, making it a dependable choice for artists and audio professionals. Whether on stage or in the studio, the 545SD continues to deliver a listening experience that is both clear and impactful, upholding its legacy as a timeless microphone.