background image

SPECIFICATIONS

MG1915S - 15”, BASS-REFLEX SUBWOOFER

 

5

1

:

e

p

y

T

 

m

e

t

s

y

S

"

bass reflex subwoofer

Frequency Range (-10 dB):

35Hz -250Hz

Frequency Response (±3 dB):

40Hz - 250Hz

Recommended Hi-Pass Filter:

HP: Butterworth 24 dB/octave, 45 Hz
LP: Linkwitz-Riley 48 dB/octave, 80 – 120Hz

Power Rating

1

:

(Continuous  / Program / Peak)

800 W / 1600 W / 3200W

Recommended EQ:

+2dB at 45Hz, Q: 2.5

Maximum SPL

2

:

126 dB SPL

Sensitivity (1 W @ 1m)

91 dB SPL

e

v

ir

D

 l

a

it

n

e

r

e

ff

i

D

 

)

n

5

1

(

 

m

m

 

0

5

2

 ,

1

-

G

5

6

2

2

L

B

J

 

x

 

1

:

r

e

v

ir

D

 

F

L

® woofer

Nominal Impedance:

4 Ohms

m

o

c

.

o

r

p

l

b

j.

w

w

w

 t

a

 

e

l

b

a

li

a

v

a

 

s

g

n

i

n

u

T

:

s

g

n

i

n

u

T

 

e

v

it

c

A

d

o

o

w

y

l

p

 

h

c

ri

b

 

y

l

p

 i

tl

u

m

 ,

m

m

 

8

1

 

-

 

m

m

 

5

1

:

e

r

u

s

o

l

c

n

E
Suspension / Mounting:

Top mounted M20 threaded socket for optional pole SS4-BK. Integrated
flying hardware for use with array frame MG-SMAF.

 

Optional M10 eyebolt kit. 

 

p

u

c

 

g

n

i

k

c

a

b

 

h

ti

w

 

e

l

d

n

a

h

 l

e

e

t

s

 

d

e

t

a

r

g

e

t

n

I

:t

r

o

p

s

n

a

r

T

h

s

i

n

if

x

e

l

F

a

r

u

D

 

k

c

a

l

B

:

h

s

i

n

i

F

 l

a

c

it

s

u

o

c

a

 

h

ti

w

 l

e

e

t

s

 

d

e

t

a

r

o

f

r

e

p

 

e

g

u

a

g

 

8

1

 ,

k

c

a

l

b

 ,

d

e

t

a

o

c

 

r

e

d

w

o

P

:

e

ll

ir

G

transparent black foam backing.

Input Connectors: 

2x Neutrik

®

Speakon NL-4 

Input connection modes:

Switchable, +1/-1 or +2/-2

Dimensions (H x W x D):

496 mm x 420 mm x 597 mm (19.5 in x 16.5 in x 23.5 in)

)

.

b

7

5

(

 

 

g

k

 

6

2

:t

h

g

i

e

W

 t

e

N
Optional Accessories:

SS4-BK: Adjustable, heavy-duty pole, 
M20 thread to 35 mm pole mount 
WK-4: Caster kit   
MG-SMAF Array Frame 
Eyebolt Kit (Part #229-00009-01)

FUNCTIONAL BLOCK DIAGRAM

 

1 IEC filtered noise with 6 dB crest factor, 2 hours.

2 Calculated, based on power rating and sensitivity.

11

JBL PROFESSIONAL

Northridge, CA USA

Serial No.

NL4  ±1

NL4  ±2

MG1915S

IN / THRU

4

WARNING:  Do  not  attempt  to  suspend  unless  you 
have  read  and  fully  understood  all  instructions. 
Follow all applicable local ordinances. Attachment of 
the  loudspeaker  to  supporting  structure  should  be 
referred to a qualified professional. 

Marquis Galaxy

Equipped with Differential Drive

®

 Transducer 

Technology U.S. PATENTS: 5,748,760, 6,768,806, 

Designed in the USA
Assembled by JBL in Mexico

6,847,726, 6,774,510 and D483,743. 

Summary of Contents for M G - A F

Page 1: ...U s e r s G u i d e MARQUIS GALAXY MG SERIES M G 1 9 3 2 M G 1 9 1 8 S M G 1 9 1 5 M M G 1 9 2 8 M G 1 9 2 8 W H M G 1 9 1 5 S M G A F M G S M A F...

Page 2: ...2...

Page 3: ...y long term exposure to intense ultra violet UV light The MG Series speakers can generate considerable energy When placed on a slippery surface such as polished wood or linoleum the speaker may move d...

Page 4: ...he Array Configuration Selector ACS a feature that provides amplitude shading see page 14 15 when the system is used in passive mode Integral rigging hardware a dual angle pole socket and an accessory...

Page 5: ...hms Bi amp HF 8 ohms m o c o r p l b j w w w t a e l b a l i a v a s g n i n u T s g n i n u T e v i t c A d o o w y l p h c r i b y l p 1 1 m m 8 1 e r u s o l c n E Suspension Mounting 4 Suspension...

Page 6: ...28 is the ideal choice when line array perfor mance is needed but the venue size doesn t call for the very long throw characteristics of larger line arrays The MG1928 offers all the same features as t...

Page 7: ...1 4 2 L B J x 2 r e v i r D F H Nominal Impedance Passive 8 Ohms Bi amp LF 8 Ohms Bi amp HF 16 Ohms m o c o r p l b j w w w t a e l b a l i a v a s g n i n u T s g n i n u T e v i t c A d o o w y l p...

Page 8: ...he suspension system is designed for full compatibility with the MG1932 line array speaker system and the MG AF array frame DIMENSIONAL DRAWINGS FOR MG1918S Dimensions in mm inches 8 749 29 5 597 23 5...

Page 9: ...socket for optional SS4 BK pole d o o w y l p h c r i b y l p 3 1 m m 8 1 r a l u g n a t c e R e r u s o l c n E Finish 5 h s i n i f x e l F a r u D k c a l B Grille 6 t n e r a p s n a r t l a c i...

Page 10: ...928 Line Array System and with the MG SMAF array frame The M20 mounting plate allows for utilization of the adjustable pole mount SS4 BK WARNING The MG1928 is the only system intended for use with the...

Page 11: ...e l F a r u D k c a l B h s i n i F l a c i t s u o c a h t i w l e e t s d e t a r o f r e p e g u a g 8 1 k c a l b d e t a o c r e d w o P e l l i r G transparent black foam backing Input Connecto...

Page 12: ...h current switch mounted alongside the NL4 input connector in one of the handle cups An additional NL4 connector is mounted in the other handle cup for a convenient loop thru connection minimizing cab...

Page 13: ...e d w o P e l l i r G black screen backing Input Connectors Neutrik Speakon NL 4 x2 one on each end Dimensions H x W x D 629 mm x 432 mm x 324 mm 375 mm stage height 24 75 in x 17 in x 12 75 in 14 75...

Page 14: ...distribution of acoustic energy to the audience is far more uniform Amplitude shading of an MG1932 MG1928 array may be accomplished in passive or bi amplified systems ARRAY CONFIGURATION SELECTOR ACS...

Page 15: ...rol over system performance it may also be desirable to dedicate an individual system controller output to each HF amplifier channel ARRAY CONFIGURATION SELECTOR ACS Below is an example of applying th...

Page 16: ...t it onto the tripod stand or pole One or two MG1932 cabinets may be mounted onto either a JBL SS2 BK tripod stand or with the SS4 BK adjustable pole mount to their companion MG1918S or SRX718S subwoo...

Page 17: ...input panel should be set to the Short Throw 3 dB position while the upper speaker will be set to either Short Throw 3 dB or Mid Throw 0 dB Place the speakers on the pole or tripod one at a time Be su...

Page 18: ...process ARE YOU NEW TO RIGGING If you are new to rigging you should do the following Read and study JBL Technical Note Volume 1 Number 14 Basic Principles for Suspending Loudspeaker Systems available...

Page 19: ...MG SMAF MAXIMUM ARRAY SIZE MG AF Array Frame Maximum number of MG1918S in array 6 5 4 3 2 1 0 Maximum number of MG1932 in array 0 1 2 3 4 5 6 MG SMAF Array Frame MG AFARRAY FRAME The following table...

Page 20: ...e and solid SUSPENSION IN PERMANENT INSTALLATIONS For permanent installation applications an MG array may be suspended using M10 eyebolts Only load rated forged shoulder eyebolts are to be used A kit...

Page 21: ...line of speakers as a system The working load limit depends on the configuration of array frame and speakers being suspended Please refer to the DEPLOYING THE SYSTEM section of this user guide for ma...

Page 22: ...suspended Please refer to the DEPLOYING THE SYSTEM section of this user guide for maximum allowable load limits when using the MG SMAF frame The MG SMAF array frame has been specifically designed to...

Page 23: ...JBL WARRANTY The JBL Warranty on professional loudspeaker products will follow the warranty policy implemented in China market Please refer to the warranty card for details 23...

Page 24: ...Part Number 5069690 03 2016 JBL Professional 8500 Balboa Blvd Northridge CA 91329 USA...

Reviews: