SP-7140 datasheet, PDF - EEWORLD Datasheet

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SP-7140: DescriptionSPEAKER 85DB SENSITIVITY 71MM X; CategoryTools and equipment; File Size491KB，6 Pages; ManufacturerSOBERTON; Websitehttp://www.soberton.com/; Environmental Compliance

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SP-7140 Overview

SPEAKER 85DB SENSITIVITY 71MM X

SP-7140 Parametric

Parameter Name	Attribute value
technology	magnetic
type	Universal
Frequency Range	300Hz ~ 20kHz
Frequency - Self-resonance	300Hz
impedance	4 Ohms
Efficiency - dBA	85
Efficiency - Test	100mW/100mm
Efficiency - type	Sound pressure level (SPL)
Power - Rating	3W
Power - Max	5W
port location	top
shape	rectangle
Material - Cone	paper/cloth
Material - Magnet	Nd-Fe-B
Intrusion protection	-
grade	-
Termination	welding eyelet
size/dimensions	2.795" long x 1.575" wide (71.00mm x 40.00mm)
Height - Installation (maximum)	0.906"（23.00mm）

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MODEL:

SP-7140

PRODUCT:

Dynamic Speaker

EDITION:

C/2017

THIS SPECIFICATION COVERS OUR PRODUCT OF DYNAMIC SPEAKER

SPEAKER ELECTROACOUSTIC CHARACTERISTICS

sound pressure level

frequency response curve

resonance frequency (F0)

rated noise power

short-term max. power

frequency range

test setup

AC impedance

magnet

distortion

buzz, rattle, etc.

polarity

dimensions

weight

85±3dB (0.1W/0.1M) @AVE 0.5KHz,1.0KHz,1.5KHz, 2.0KHz

As shown in Fig.3

300±20% Hz

3.0W

5.0W

F0~20KHz.

Measuring conditions and procedures shown in Fig 1

4Ω ±15%

Rare earth permanent (NdFeB) magnet φ12.5x3mm

Less Than 5% @1KHz Input Rated Power 1W

Not audible from F0 to 20KHz with 3.46V sine wave input

When positive voltage is applied to the terminal marked (+), diaphragm should be moved to the

front.

71.0 x40.0x23.0mm

29g ±8%

GENERAL REQUIREMENTS

operating temperature

range

storage temperature range

standard test conditions

temperature

relative humidity

air pressure

5oC

~ 35

-20

~ +65

-30

~ +80

45% ~ 85%(RH)

860 mbar ~ 1060 mbar

PAGE 1/6

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