Best Pre-Amp signal booster?

[ktk 10+ year member]

looking for a signal booster looking for one that has been tested and is know to work well. Let me know

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[Dj-torn 10+ year member]

I've been using a Kicker KX3 since 2007, Spec's below; LINK

Choose Model: KX2 | KX3

Model KX3

KICKER KX3 is a 3-way 18dB/octave active electronic crossover with one variable low pass and two variable high pass filters. Remote control bass boost is variable to +18dB at 40Hz. Also features 24dB/octave subsonic filter, two stereo inputs, and three stereo outputs for versatile control.

Front and Rear High Pass Crossovers 18dB/octave, Variable Frequency (35-400Hz - 20x Multiplier Option on Front Crossover)

Sub Low Pass Crossover 18dB/octave, Variable Frequency (45-250Hz)

Bass Boost Variable to +18dB at 40Hz

Remote Level Controller

24dB/octave Subsonic Filter

Two Stereo Inputs with Parallel Input Option

Three Stereo Outputs (5V rms)

Signal-to-Noise Ratio >110dB