EMPHASER EA-S2, Installation & Operating Manual

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Thank you for purchasing this EMPHASER amplifier!
To maximize the performance of this amplifier and your complete car audio system ins-
tall, we recommend that you acquaint yourself thoroughly with all technical features and
controlling options of this EMPHASER amplifier. Please read this manual carefully, before
attempting the installation.
If, after reading this manual, you still have questions regarding functions or the installation
of the amplifier, we recommend that you consult your dealer.
Model EA-S2 EA-S4
Number of Channels 2 4
Rated Power Output (RMS)
At 4 ohms / 13.8V (THD<=0.1%) 160 x 2 70 W x 4
Rated Power Output (RMS)
At 2 ohms / 13.8V (THD<=1.0%) 220 x 2 110 W x 4
Rated Power Output (RMS)
Bridged, 4 ohms / 13.8V(THD<=1.0%) 440 W x 1 220 W x 2
Damping Factor
4 ohms/100Hz > 200 > 200
Signal-to-Noise Ratio
(All channels) > 100 dB > 100 dB
Frequency Response
(x-over set to FULL) 10 Hz - 70 kHz 10 Hz - 60 kHz
Channel Separation > 55 dB > 55 dB
Input Sensitivity 1.0 V – 4.8 V 1.0 V – 4.8 V
Integrated X-Over
Slope Rates HPF / LPF 12 dB/octave 12 dB/octave
Cross-Over Frequency:
High Pass
Low Pass
50 - 500 Hz
50 - 500 Hz
50 - 500 Hz
50 - 500 Hz
Dimensions (W x H x D) 320 x 129 x 52 mm 320 x 129 x 52 mm
TECHNICAL SPECIFICATIONS
KEY FEATURES
■ 2CH / 4CH Class-A/B Amp for 4/2 Ohms Stereo Operation
■ Bridge Operation into 4 Ohms
■ Adjustable 12dB/octave HP + LP X-Over
■ Crossover deactivatable
■ High Level Input with summation function
■ Protection Circuit
■ Auto-Turn-On Function
■ Moulded Power + Speaker Terminal