2. ConneCtIons & Controls
2.3 FRONT PANEL EA450-300
1
rCa Inputs 1/2-CH
Low-level stereo RCA signal input for connection with head-unit.
2
rCa Inputs 3/4-CH
Low-level stereo RCA signal input for connection with head-unit.
3
stereo rCa Input 5-CH
Low-level stereo RCA signal input for connection with head-unit.
4
power led
Green „operation" LED, signaling correct operation of the amplifier.
5
Input gaIn Control 1/2-CH
Input level control for 1/2-CH amplifier section - allowing to match the output voltage of
the head-unit's RCA line-outs to the amplifier input section.
6
HIgH pass FreQuenCY Control 1/2-CH
Control for the frequency adjustment of the 12dB/oct. high-pass filtering of the speakers
connected to 1/2-CH output terminals.
7
operatIon Mode swItCH 1/2-CH
Switch to select the operation mode of the active crossover driving 1/2-CH section of the
amplifier.
8
Input gaIn Control 3/4-CH
Input level control for 3/4-CH amplifier section - allowing to match the output voltage of
the head-unit's RCA line-outs to the amplifier input section.
9
HIgH pass FreQuenCY Control 3/4-CH
Control for the frequency adjustment of the 12dB/oct. high-pass filtering of the speakers
connected to 3/4-CH output terminals.
10
operatIon Mode swItCH 3/4-CH
Switch to select the operation mode of the active crossover driving 3/4-CH section of the
amplifier.
11
low pass FreQuenCY Control 3/4-CH
Control for the frequency adjustment of the 24dB/oct. low-pass filtering of the speakers
connected to 3/4-CH output terminals.
12
Input gaIn Control 5-CH
Input level control for 5-CH amplifier section - allowing to match the output voltage of the
head-unit's RCA line-outs to the amplifier input section.
10 10
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