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S12 Two-Way Stage Speaker System

S12 Two-Way Stage Speaker System

Architects' and Engineers'

Specifications

The loudspeaker shall be a compact vented-

box type.  The low frequencies shall be re-

produced with one 250-watt (ANSI/EIA RS-

426-A 1980) SG12 305-mm (12-in.) vented

woofer, and a DH2010A high-frequency

compression driver mounted on a 60° X 40°

constant-directivity horn.  The system will

reproduce the frequencies from 53 to 20,000 Hz.

The system shall be capable of producing

average sound levels in excess of 121 dB in the

long term, and short-term peaks of 127 dB.

The enclosure shall be constructed of black-

carpeted Road-Wood

TM

 and have a metal

grille which attaches with 7 screws.  The

dimensions shall be 727 mm (28.7 in.) tall,

429 mm (16.9 in.) wide, and 403 mm (15.9 in.)

deep.  The system shall weigh 22.7 kg (50 lb).

Two parallel 1/4-inch phone jack connec-

tions shall be provided.  (Two Neutrik

Speakon

®

 connections shall be provided on

the “E” version.)

The loudspeaker system shall be the Elec-

tro-Voice S12 (or S12-E).

Uniform Limited Warranty

Electro-Voice products are guaranteed

against malfunction due to defects in mate-

rials or workmanship for a specified period,

as noted in the individual product-line

statement(s) below, or in the individual prod-

uct data sheet or owner’s manual, beginning

with the date of original purchase. If such

malfunction occurs during the specified pe-

riod, the product will be repaired or replaced

(at our option) without charge. The product

will be returned to the customer prepaid.

Exclusions and Limitations: The Limited

Warranty does not apply to: (a) exterior fin-

ish or appearance; (b) certain specific items

described in the individual product-line

statement(s) below, or in the individual prod-

uct data sheet or owner’s manual; (c) mal-

function resulting from use or operation of

the product other than as specified in the

product data sheet or owner’s manual; (d)

malfunction resulting from misuse or abuse

of the product; or (e) malfunction occurring

at any time after repairs have been made to

the product by anyone other than Mark IV

Audio Service or any of its authorized ser-

vice representatives. Obtaining Warranty

Service: To obtain warranty service, a cus-

tomer must deliver the product, prepaid, to

Mark IV Audio Service or any of its autho-

rized service representatives together with

proof of purchase of the product in the form

of a bill of sale or receipted invoice. A list

of authorized service representatives is avail-

able from Mark IV Audio Service at 600

Cecil Street, Buchanan, MI 49107 (800/234/

6831 or FAX 616/695/4743).  Incidental

and Consequential Damages Excluded:

Product repair or replacement and return to

the customer are the only remedies provided

to the customer. Electro-Voice shall not be

liable for any incidental or consequential

damages including, without limitation, in-

jury to persons or property or loss of use.

Some states do not allow the exclusion or

limitation of incidental or consequential

damages so the above limitation or exclu-

sion may not apply to you. Other Rights:

This warranty gives you specific legal rights,

and you may also have other rights which

vary from state to state.

Electro-Voice Speakers and Speaker Sys-

tems are guaranteed against malfunction due

to defects in materials or workmanship for a

period of five (5) years from the date of origi-

nal purchase. The Limited Warranty does not

apply to burned voice coils or malfunctions

such as cone and/or coil damage resulting

from improperly designed enclosures. Elec-

tro-Voice active electronics associated with

the speaker systems are guaranteed for three

(3) years from the date of original purchase.

Additional details are included in the Uni-

form Limited Warranty statement.

For  warranty repair, service information, or

a listing of the repair facilities nearest you,

contact the service repair department at: 616/

695-6831 or 800/685-2606.

For technical assistance, contact Technical

Support at 800/234-6831 or 616/695-6831,

M-F, 8:00 a.m. to 5:00 p.m. eastern standard

time.

Specifications subject to change without no-

tice.

Figure 1—Axial Frequency Response,

(anechoic environment,  4 volts/3.05

meters (10 feet), normalized to 1 watt/1

meter)

Summary of Contents for S12

Page 1: ...on of the S12 is designed us ing Thiele Small parameters for solid per formance to 53 Hz The 305 mm 12 in SG12 woofer used is a specially designed unit featuring an extended length voice coil and high temperature construction materials The system combines professional quality components arranged in an unusually du rable Thiele Small aligned vented enclosure The result is clear and articulate high ...

Page 2: ...t also through continued use in arduous real life conditions The EIA Loudspeaker Power Rating Full Range ANSI EIA RS 426 A 1980 uses a noise spectrum which mimics typical music and tests the thermal and me chanical capabilities of the components Electro Voice will support relevant addi tional standards as and when they become available Extreme in house power tests which push the performance bounda...

Page 3: ...me after repairs have been made to the product by anyone other than Mark IV Audio Service or any of its authorized ser vice representatives Obtaining Warranty Service To obtain warranty service a cus tomer must deliver the product prepaid to Mark IV Audio Service or any of its autho rized service representatives together with proof of purchase of the product in the form of a bill of sale or receip...

Page 4: ...peaker System S12 Two Way Stage Speaker System Figure 2 Harmonic Distortion Response 10 Rated Power Input 25 watts anechoic environment 3 05 meters 10 feet on axis Figure 3 Impedance Curve Figure 4 Dimension Line Drawing ...

Page 5: ...age Speaker System S12 Two Way Stage Speaker System Figure 5 One Third Octave Polar Responses anechoic environment 4 volts 6 10 meters 20 feet Figure 6 Beamwidth vs Frequency anechoic environment HORIZONTAL VERTICAL ...

Page 6: ... Median see Figure 7 18 2 17 5 13 0 Directivity Index Di 800 to 16 000 Hz Median see Figure 7 12 6 dB 2 9 dB 5 4 dB Distortion 0 1 Full Power Input see Figure 2 Second Harmonic 100 Hz 31 dB 2 9 1 000 Hz 48 dB 0 4 10 000 Hz 20 dB 9 8 Third Harmonic 100 Hz 38 dB 1 3 1 000 Hz 36 dB 1 6 10 000 Hz 37 dB 1 4 Transducer Complement Low Frequency SG12 12 inch woofer High Frequency DH2010A driver HP64M cons...

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