JBL PRX718XLF User Manual

JBL Incorporated, 8500 Balboa Boulevard, P.O. Box 2200, Northridge, California 91329 U.S.A.
Technical Manual
JBL PRX718XLF/230
SPECIFICATIONS
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
• Frequency Response (±3 dB): 35 Hz – 87 Hz
• Frequency Range (–10 dB): 30 Hz – 103 Hz
• Maximum SPL: 134 dB peak
• Input Impedance: 20K Ohms (balanced),
• Crossover Frequency:
Internal: 90 Hz DSP Controlled 48 dB/octave
loop out: 120 Hz Analog 24 dB/Octave
SYSTEM COMPONENTS:
• Cabinet: Enclosure (Not For Sale)
• Grille: 5030354
• Low Frequency Driver: 2278H, 18 inch woofer
• D.C.Resistance: 5.3 ohm +/- 10%
AURAL SWEEP TEST SPECIFICATIONS:
A. System.Aural Sweep Test: 0.15V Input, 50 Hz Ito 20 kHz Knob
Fully CW.Line In and Main
B. L.F.Aural Sweep Test: 15V Input, 10 Hz to 100 Hz
PHYSICAL SPECIFICATIONS:
• Enclosure Dimensions:
(HxWxD) 690.372 x 523.24 x 723.9 mm D
(27.18 x 20.6 x 28.5 in.D)
• Net Weight: 81 lb (36.8 kg)
WARRANTY INFORMATION:
• Refer to Warranty Statement packed with each product.
JBL PRX718XLF/230 REV A
12-13
PACKAGE WIRING DIAGRAM
Warranty Card
59660
User’s Guide
5032132
Carton
5032387
Filler
5032389 (2)
PKG, Microfoam (8)
49790P
Cord, AC, Line
425-00000-00 (120V)
425-00000-01 (230V)
Driver, Low Frequency
2278H
(5031789X)
C8R2278
Green Black
Green
Amplier Assembly
5032367
Wire Harness
5033762
Grommet
5038031
+
_

JBL PRX718XLF Specifications

General

Maximum SPL Output	134 dB peak
Enclosure	Bass reflex
Type	Powered subwoofer
Power Rating	1000 W
LF Driver	18 inch
Input Connectors	XLR/TRS combo
Input Impedance	20 k ohms
Output Connectors	XLR
Enclosure Material	Plywood
Suspension / Mounting	M20 pole cup
Grille	Steel

Summary

Specifications

Acoustic & Electrical Specifications

Details frequency response, maximum SPL, input impedance, and crossover frequencies.

Aural Sweep Test Specifications

Outlines input levels and frequency ranges for system and LF sweep tests.

Physical Specifications

Provides enclosure dimensions (HxWxD) and net weight.

Warranty Information

Refers to the warranty statement packed with each product.

Package Contents

Package Items

Lists all items included in the product package with their part numbers.

Wiring Diagram

Wiring Diagram Visual

Illustrates the internal wiring connections for the amplifier and driver.

Component Exploded View and Parts List

Component Exploded View

Visual representation of the product's components with numbered references.

Component Parts List

Detailed list of components with part numbers, quantity, and descriptions.

Component Exploded View and Parts List (Continued)

Component Exploded View (Electronics)

Visual representation of electronic components with numbered references.

Component Parts List (Electronics)

Detailed list of electronic components with part numbers and descriptions.