Reviews Definition Equalizer

Rockville REQ42-S 2 x 21 Band Home Theater Equalizer w/ Audio Spectrum Analyzer

Rockville REQ42-S 2 x 21 Band Home Theater Equalizer w/Spectrum Analyzer, Dual Channel 21+21 Band Graphic Equalizer (total of 42 bands), Blue LED on each Equalizer Slide Control.
RCA stereo input: DVD/Tape/Tuner/Aux-MP3 with Front Panel Selector Switch, RCA Stereo Record Output.
Front Panel 3.5mm iPod/MP3 Player Input Jack, Dual VU Meters Level Monitor.
Individual LED Indicators, Outputs-RCA (REC, Mail), Multi Color LED Display.
Low/High Function, Frequency Response: 20-20,000 Hz, Signal to Noise Ratio: 80dB, Removable Rack Mount Brackets.

110V TKL T531 Digital Equalizer EQ Noise Reduction Spectrum Display 31 Bands for KTV Stage.
Standard 1U thin and light rack Each section with LED spectrum indication, real-time 31-band frequency point absolute accuracy 99%.
Dual-channel synchronous control 31-band DSP processing equalizer With noise reduction function of cutting-edge noise gate.
EQ bypass:bypass the graphic equalizer in the signal path With save and recall function, 10 modes can be saved and recalled.
The input and output interface supports multiple types: TRS6.35/RCA/XLR XLR balanced interface.

Audio Quality: High Definition speech technology for crystal-clear conversations and full-duplex speakerphone with built-in Class D amplifier and audio equalizer.
Large Vivid Color Display: OBi1022 voice phone offers user-configured themes and multi-dimensional navigation.
Easy Deployment and Administration: Easily configure and roll-out services and provide ongoing fast support with the OBiTALK cloud-based management platform.
Comprehensive Support: In addition to support for most industry-standard SIP-based voice services, this OBi IP phone adds support for Google Voice as well as device-to-device calling using the OBiTALK voice protocol.
Power over Ethernet: WiFi SIP phone features dual Ethernet ports with Power over Ethernet (PoE) support - external 12v power supply included.

Six input and output channels with level controls | Independent Front, Rear, and Subwoofer equalization | Fully adjustable 24dB / Octave Linkwitz-Riley selectable crossover.
ACR-3 Dash Control Remote Included | Discrete Input and Output level controls with clipping indicators | 12-volt Remote Turn On Output | Built in Pink Noise for easy Signal Delay and Equalizer tuning and system set-up.
Total Harmonic Distortion: 0.01% | Frequency Response: 10Hz-22kHz | Equalizer Frequencies (front/rear): 125Hz, 175Hz, 250Hz, 500Hz, 1kHz, 2kHz, 8kHz | Equalizer Frequencies (sub): 31.5Hz, 40Hz, 50Hz, 63Hz, 80Hz, 100HZ, 125Hz.
PFM Frequency: 20Hz or 30Hz selectable | Crossover Frequency: 50Hz-500Hz selectable | Signal Delay Max (Left/Right): 10ms | Signal Delay Max (Front/Sub): 35ms.

Six input and output channels with level controls | Independent Front, Rear, and Subwoofer equalization | Fully adjustable 24dB / Octave Linkwitz-Riley selectable crossover.
ACR-3 Dash Control Remote Included | Discrete Input and Output level controls with clipping indicators | 12-volt Remote Turn On Output | Built in Pink Noise for easy Signal Delay and Equalizer tuning and system set-up.
Total Harmonic Distortion: 0.01% | Frequency Response: 10Hz-22kHz | Equalizer Frequencies (front/rear): 125Hz, 175Hz, 250Hz, 500Hz, 1kHz, 2kHz, 8kHz | Equalizer Frequencies (sub): 31.5Hz, 40Hz, 50Hz, 63Hz, 80Hz, 100HZ, 125Hz.
PFM Frequency: 20Hz or 30Hz selectable | Crossover Frequency: 50Hz-500Hz selectable | Signal Delay Max (Left/Right): 10ms | Signal Delay Max (Front/Sub): 35ms.

Smoother Safer Towing: Add instant air ride towing to your pickup & camper trailer with an air equalizer & weight-distribution hitch (easily bolt the weight-distribution head to air equalizer). Absorbs Road Shock: Air equalizer absorbs the road shock & cushions the ride when towing a camper with a weight-distribution hitch. Weight Distribution Hitch: Evenly distributes the weight over the axles of tow your vehicle and trailer to add stability and control..
Air Ride Technology: Built in air bag + 4 bump cushions direct the road shock through the air spring. It is also Friction Sway Arm Compatible: Add your existing friction sway arm & mini ball system to the W-D hitch. Adjustable & Heavy-Duty: 12,000 lbs towing & 1,200 lbs tongue weight capacity plus 7" or 9" of Adjustment (5" of rise to 2" drop or choose 5" rise to 4" drop). Fine tune for your towing weight. Just add air for heavier loads. Designed for 6,000 to 11,500 lbs gtw camper trailers..
For 2-5/16" Couplers & Made Fits Pickup Trucks Only: The Air Equalizer is designed for pulling with a Pickup Truck ? it will not work with SUV/CUV with coil ov....

The 351 is a single-channel, 31-band, 1/3-octave graphic equalizer with many features: constant Q circuitry with a 3% center frequency accuracy, 20mm center detent sliders, selectable boost/cut range of 6dB or 12dB, active balanced and unbalanced input and output connections, adjustable high-pass filter, adjustable low-pass filter, variable input level control, clip level indicators, ground lift switch, internal power supply, and selectable line voltage switch.
The ART 351 Single Channel 31-Band Equalizer features a rugged all-steel chassis that occupies a single 19" rackspace.

TOP RATED CAR AUDIO EQUALIZER | The Massive EQ9 is a half din 9 Band Graphic EQ that will correct peaks and dips in sound characteristics associated with most vehicles' interior that dampens and limits both speaker output and imaging. This EQ provides powerful features in a compact size..
MORE TUNING CONTROL | With Stellar features such as: Adjustable Master Volume Level Control, Adjustable Active Gain Preamp, 2-Channel RCA Input with Adjustable Gain, 9 Band Graphic Equalizer, 1/2 DIN, 8V Output Line Driver, RCA Auxiliary Inputs, 6-Channel/ 7V RCA Outputs, you can take full control on how you like your music to sound Clearer, Better, Perfect!.
SAY GOODBYE TO WHITE NOISE | Don't waste your time or money on cheap quality Car Audio Equalizers that produce a lot of background noise. With Subwoofer Output Built-in 18dB per Octave electronic X-Over fixed @ 60Hz or 120Hz, and Extended Frequency Response from 20Hz~30Hz/100dB S/N, you're sure to get great crossovers and perfect sound quality..
EASY TO INSTALL. LONG LASTING. | The Massive Audio EQ9 Band Car Audio Graphic Equalizer is easy to install and produces amazing results for years! The EQ9 is the perfect device to enhance your Car Audio's performance, and the Best Car Equalizer in its class! Dimensions: 7"....