passive equalizer

High-Pass Electronic Crossover: 100Hz, when Subwoofer is Selected. 5-Band Equalizer. Front and Rear RCA Preouts.

Passive Pultec-style EQ with Tube-based Push-pull Amplifier

The Massive Passive is a two-channel, four-band equalizer with additional high-pass and low-pass filters.

Power Acoustik PWM-30 6-Band In-Dash Parametric Equalizer

2-Channel, 4-Band Vacuum Tube Equalizer

1-channel 4-band Equalizer with Low and High Shelving, Selectable Frequencies, and +/-14dB gain

Powered Subwoofer frequency response 28-120 Hz RMS amplifier,built-in automatic room equalizer with microphone

Powered Subwoofer frequency response 28-120 Hz RMS amplifier,built-in automatic room equalizer with microphone

Powered Subwoofer frequency response 24-120 Hz RMS amplifier,built-in automatic room equalizer with microphone

The Velodyne Optimum-10s 10 driver combines with 1200W of output power and a forward-firing design to deliver full, detailed bass from a compact subwoofer that can be easily ...

mfr: SOUNDSTORM SOUNDSTORM S7EQ 7-BAND GRAPHIC EQUALIZER FRONT, REAR & SUBWOOFER OUTPUTS; FADER CONTROL; THD: 90DB; LED POWER METERS; GOLD-PLATED CONNECTORS; DIM: 1"H X 7"W X ...

SOUND AROUND/PYLE INDUSTRIES PLXR2 Electronic Subwoofer Crossover Network with 12dB Bass Boost