Jbl 4312A L Technical Manual

Page 1

JBL Professional, 8500 Balboa Boulevard. R0. Box 2200, Northridge, California 91329 USA

Technical Manual

JBL4312A L,R llilllfii

JBL

SPECIFICATIONS

ACOUSTIC I: ELECTRICAL SPECIFICATIONS:

. Nominal Impedance: 8 ohm
- Power Rating: 100 Watts
- Frequency Response: 45 Hz to 20 kHz (:SdB)
- Sensitivity: 91 dB. 1W.1m'
- Crossover Frequencies: 1.5 kHz. 7 kHz
SYSTEM COMPONENTS:
- Cabinet: C4312
o Grille: G4312
' I Low Frequency Transducer: 300mm (12 in.) Aquaplas
Cone Transducer
'1 Watt (283 V HMS) @ 1 Meter
Warranty 59660
Specification Sheet 61936
Under Pad
End Pad
" 47216
0
Packaging
49790P
Carton
61984
End Pad
47215

SYSTEM COMPONENTS: (cont'd)

. Mid RangeTransducer: 130mm (5 in.) Felted Paper
Cone Transducer

25mm (1 in.) Pure Titanium
Dome Transducer

31120. 3 Way System

. High Frequency Transducer:
- Crossover Network:

PHYSICAL SPECIFICATIONS:

- Enclosure Dimensions: 597mm x 362mm x 298mm D
(23.5 x1425 x11.75in.D)

- Shipping Weight; 52 lbs

WARRANTY INFORMATION:
0 Refer to the Warranty Statement packed with each product.

WIRING DIAGRAM

(NETWORK ASSV DWG 61982)
D a INPUT TERM CUP
035Ti + - (55414.)
DIAPH REPL @
D8R035Ti V

VEL/BLK
Isnnsni

YEL
15717153.
(5773- 54) film

157m: Eel

104H-3
CONE REPL
C8R104H-2

3112C. OR
31120

2213H
CONE REPL
CBR2213
SCHEMATIC 3112C OR 3112B
. c o _
INPUT L F
e c 0 ~
CI roar
(60993-0100) 3 2
II T
RI
----H~- (102w M ;
C2 0 MP
(erase)
c: a»;
(Ex-GINO) 3 2
Ir '
_._._H_. u R2
or your ($3329.02, "mm H F
(51099)

JBL4312A L,R REV A