Features
  • 1400 Watt Digital Amplifier
  • 18" Woofer, bass reflex housing
  • Stereo crossover
  • Switchable crossover frequencies
  • Phase-reverse switch
  • Electronic equalization, soft limiter and protection
  • Stereo XLR input, Stereo XLR signal output

Thanks to the powerful 18” woofer, with 3.0” voice coil, and the 1400-Watt amplifier, the SUB 708-AS II is the perfect tool to increase the low end performance of a portable PA system, both in terms of output and frequency extension. Thanks to the built-in digital stereo crossover (DSP) with adjustable crossover frequency it can be easily and quickly set up as a satellite speaker system. The SUB 708-AS II perfectly match 12” or 15” satellite speakers. The SUB 708-AS II is the ideal companion subwoofer the RCF ART 3, ART 7 or D-Line Series.


ARCHIVED

Part number:

13000457
SUB 708-AS II
220-240V, EAN 8024530012908

13000458
SUB 708-AS II
115V, EAN 8024530012960

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Powerful lows

RCF subwoofers are the first choice of many sound engineers, thanks to the very high SPL levels at very low frequencies, smaller dimensions compared to the competitors, self-powered design, and impressive size/weight to SPL output ratio. Your crowd will be able to live an engaging immersive musical experience.

Cabinet & mechanics

The RCF cabinets are made of birch plywood coated with a textured black finish. The subs are stackable and light-weight, for easy set-up and tear down, thanks to the ergonomic handles. A pole receptacle allows the use of the box in various configurations. The powder coated front grille integrates a special transparent-to-sound foam backing on the inside to further protect the transducers from dust.
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Powerful class D amplifiers

RCF's Class-D power amplifier technology packs huge performance operating with high efficiency into a lightweight solution. RCF amplifiers deliver an ultra-fast attack, realistic transient response, and impressive audio performance. The amplifier features a solid machined aluminium structure which not only stabilises the amplifier during transportation but also helps the fan-less heat dissipation. All the amplifiers present SMPS power supply section to produce maximum output and minimum weight.

Subwoofer alignment tutorials

Specifications
Acoustical specifications
Frequency Response
35 Hz ÷ 120 Hz
Max SPL @ 1m
133 dB
Transducers
Woofer
1 x 18'', 3.0'' v.c
Input/Output section
Input signal
bal/unbal
Input connectors
XLR
Output connectors
XLR
Input sensitivity
-2 dBu/+4 dBu
Processor section
Hi-Pass Frequencies
110 Hz
Low-Pass Frequencies
80 Hz
Protections
Thermal, RMS
Limiter
Soft Limiter
Controls
Volume, EQ, Phase, Xover
Power section
Total Power
1400 W Peak, 700 W RMS
Low frequencies
1400 W Peak, 700 W RMS
Cooling
Convection
Connections
VDE
Standard compliance
Safety agency
CE compliant
Physical specifications
Cabinet/Case Material
Baltic birch plywood
Handles
2 side
Pole mount/Cap
Yes
Grille
Steel
Color
Black
Size / Weight
Height
665 mm / 26.18 inches
Width
505 mm / 19.88 inches
Depth
700 mm / 27.56 inches
Weight
37.8 kg / 82.89 lbs
Shipping information
Package Height
702 mm / 27.64 inches
Package Width
557 mm / 21.93 inches
Package Depth
752 mm / 29.61 inches
Package Weight
44 kg / 97 lbs
Accessories
Downloads
MANUALS
PDF
206 KB
12-04-2024
PDF
204 KB
18-02-2016
SPECIFICATIONS
PDF
1.7 MB
18-10-2024
PDF
1.7 MB
18-10-2024
PDF
1.7 MB
18-10-2024
PDF
1.7 MB
18-10-2024
PDF
1.7 MB
18-10-2024
PDF
83 KB
11-07-2024
STANDARD COMPLIANCES
PDF
416 KB
07-07-2022
PDF
506 KB
07-07-2022
PDF
57 KB
09-05-2023
DRAWINGS
DXF
8.1 MB
21-06-2018
PDF
224 KB
21-06-2018
DXF
868 KB
22-01-2024
SOFTWARE
GLL
ZIP
80 KB
29-06-2017
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