Rockford Fosgate 400x4 operation manual 400X4 Specification S, Watts

Page 40

400X4 S P E C I F I C A T I O N S

Continuous Power Rating (Competition Standard) – Measured at 13.8V

RMS continuous power per channel, all channels50 Watts driven into a 4Ω load from 20-20,000Hz with

less than 0.05% Total Harmonic Distortion (THD)

RMS continuous power per channel, all channels			100 Watts
driven into a 2Ω load from 20-20000Hz, with
less than 0.1% Total Harmonic Distortion (THD)
RMS continuous power bridged into a 4Ω load			200 Watts
from 20-20000Hz, with less than 0.1%
Total Harmonic Distortion (THD)
Dynamic Power Rating (IHF-202 Standard) – Measured at 14.4V
2-Channel bridged into a 4Ω load			260 Watts
per channel into a 2Ω	load		130 Watts
per channel into a 4Ω	load		60 Watts
Signal-to-Noise Ratio (A-weighted)			>95dB
Factory Default Crossover Point		100Hz Butterworth
Crossover Alignment		12dB/octave
Dimensions		95⁄8"W x 135⁄8"L x 25⁄8"H
		(24.4cm) x (34.6cm) x (6.6cm)
Damping Factor @ 4Ω	(at output connector)	>150
Bandwidth		15Hz-100kHz ± 3dB
Frequency Response		20Hz-20kHz ± 0.5dB
Slew Rate		30 V/∝ s
IM Distortion (IHF)		<0.05%
Input Sensitivity		Variable from 150mV to 3V
		Preset at the factory for 500mV
B+ Fuse Size (external to amplifier)		AGU 50 amp
Input Impedance		20k ohms

– 37 –

Image 40

Contents Channel Amplifier Installation & Operation Manual Page Practice Safe Sound T T I N G S T a R T E D T R O D U C T I O N PU N C H 4-CHANNEL AM P L I F I E R AC C E S S O R Y PA C KEnergy Storage Capacitor RO C K F O R D FO S G AT E AC C E S S O R I E STechnical Design Features Transana TRANSconductance Active Nodal AmplifierXCard Internal Crossover Mosfet Devices Pass-Thru Output Design Features Amplifier S TA L L AT I O N CO N S I D E R AT I O N S Mounting Location Battery and Charging R I N G T H E S Y S T E MPage Page I N G T H E Xcard Configure a 12dB/octave filter for the Front channels Xcard ConfigurationsConfigure a 12dB/octave filter for the Rear channels Configure a 24dB/octave filter for the Rear channels Configure a 12dB/octave filter for the Pass-Thru Using the Signal Input Switch Channel InputRCAs connected to Front & Rear inputs Power Connections BA S I C CO N N E C T I O N SPhase Switch set to Channel Stereo OperationChannel Mono Operation Channel Operation Input Channel Stereo/Single Mono Operation Channel Stereo/Dual Mono Operation SY S T E M DI a G R a M S Watt 3-Way SystemWatt 4-Way System RFA-414 2X-4 Pass-Thru RFA-414 2X-4 Troubleshooting Amplifier does notTurn on Amplifier has noSpeaker Output Low or DistortedNo Output on Rear ChannelsEngine Noise About the Dynamic Power Measurements N a M I C P O W E R M E a S U R E M E N T SMusic Listening to Loudspeakers Not ResistorsWhat is an Amplifier? Information Cubed400X4 Specification S WattsR R a N T Y I N F O R M a T I O N Page Page Rockford Fosgate