LOUD Technologies FRS series - User Manual

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FRS SERIES AMPLIFIERS
FRS SERIES AMPLIFIERS
Appendix C: Technical Info
Topology
FRS•1300, FRS•1700: Class AB
FRS•2800: Class H
Cooling
Variable-speed fans with back-to-front airflow
Indicators
SIG (Signal Present) on each channel
OL (Overload) on each channel
Signal Meters –3 dB, –6 dB, –9 dB. –20 dB on each channel
Power LED on power switch
Current Consumption (measured at 0 VAC line voltage)
FRS•1300 FRS•1700 FRS•2800
Idle 0.4 A 0.5 A 0.6 A
Musical Program:
@ 8 ohms
 4.0 A 5.3 A 8.4 A
@ 4 ohms
 6.0 A 7.4 A 10.8 A
@ 2 ohms
 8.2 A 11.4 A 18.3 A
AC Power Requirements
U.S. model: 100–120 VAC, 50–60 Hz
European model: 200–240 VAC, 50–60 Hz
Physical Dimensions and Weight
Height: 3.50 in/ 89 mm
Width: 19.00 in/ 483 mm
Depth: 14.65 in/ 372 mm
Depth with Handles: 16.15 in/ 410 mm
Weight:
FRS•1300: 21.0 lb./ 9.5 kg
FRS•1700: 21.5 lb./ 9.7 kg
FRS•2800: 22.0 lb./ 10.0 kg
Flavor: Slightly minty
LOUD Technologies Inc. is always boldly striving to improve
our products by incorporating new and improved materi-
als, components, and manufacturing methods. Therefore, we
reserve the right to change these specifications at any time
without notice.
“Mackie,” and the “Running Man” are registered trademarks of
LOUD Technologies Inc. All other brand names mentioned are
trademarks or registered trademarks of their respective hold-
ers, and are hereby acknowledged.
©2007-2008 LOUD Technologies Inc. All Rights Reserved.
Specifications
Continuous Sine Wave Average Output Power, per channel,
both channels driven, 0 Hz to 0 kHz
FRS•1300 FRS•1700 FRS•2800
2 ohms: 650 W 830 W 1300 W
4 ohms: 420 W 540 W 850 W
8 ohms: 235 W 310 W 500 W
Bridged Mono Operation, 0 Hz to 0 kHz
FRS•1300 FRS•1700 FRS•2800
4 ohms: 1300 W 1660 W 2800 W
8 ohms: 840 W 1080 W 1700 W
Note: Power ratings are specified at 240 VAC line voltage.
Power Bandwidth
5 Hz to 50 kHz (+0, –3 dB)
Frequency Response
20 Hz to 25 kHz (+0, –1 dB)
Distortion
THD and SMPTE IMD; 20 Hz to 20 kHz
< 0.03 % @ 8 ohms
Signal-to-Noise Ratio
> 105 dB below rated power into 4 ohms
Channel Separation
> 68 dB @ 1 kHz
Damping Factor
> 300 @ 1 kHz and below, into 8 ohms
Input Impedance
20 kΩ balanced
10 kΩ unbalanced
Input Sensitivity
1.15 V (+3.4 dBu) for rated power into 4 ohms
Gain
FRS•1300: 32 dB
FRS•1700: 33 dB
FRS•2800: 35 dB
Maximum Input Level
9.75 Vrms (+22 dBu)
Turn On Delay
2.5 seconds
Subsonic Filter
– 9 dB @ 30 Hz

Summary

Specifications

Output Power

Continuous Sine Wave Average Output Power per channel, both channels driven, 20 Hz to 20 kHz for various impedances.

Bridged Mono Operation

Output power for Bridged Mono operation, 20 Hz to 20 kHz, for 4 and 8 ohm loads.

Topology

Amplifier circuit design, Class AB for FRS 1300/1700 and Class H for FRS 2800.

Cooling

System for cooling the amplifier, featuring variable-speed fans with front-to-back airflow.

Indicators

Status indicators for signal presence, overload, and power.

Current Consumption

Power current consumption at idle and during musical program for different loads.

AC Power Requirements

Physical Dimensions and Weight

Height, width, depth, and weight specifications for the amplifier.

LOUD Technologies FRS series Specifications

General

Brand	LOUD Technologies
Model	FRS series
Category	Amplifier
Language	English