Equalizers

18 products

  • Sony Stereo Graphic Equalizer SEQ-300 Sony Stereo Graphic Equalizer SEQ-300

    SONY Sony SEQ-300 7-Band Stereo Graphic Equalizer

    REFURBISHED - SERVICED - RESTORED FREE SHIPPING - 90 DAY WARRANTY Condition Cleaned, tested, and confirmed to be fully functional. Restored to excellent condition. Includes Sony SEQ-300 7-Band Stereo Graphic Equalizer, RCA Cables, Manual Specs Frequency Bands: 60Hz, 150Hz, 400Hz, 1kHz, 2.4kHz, 6kHz, 14kHzInput Sensitivity: 245mVOutput Level: 245mVFrequency response: 20Hz to 40kHzSignal to Noise Ratio: 100dBTotal harmonic distortion: 0.008%Control Range: ± 10dBFinish: blackINPUTSLine In L/R x1 (back)Tape In L/R x1 (back)OUTPUTSLine Out L/R x1 (back)Tape Rec Out L/R x1 (back)AC Outlet x1 (back)MANUFACTURE DATE and PLACEMFD. 1988Made in Japan DIMENSIONS16.88" x 9.75" x 3" (Length x Width x Height)Weight: 5 lbs

    $199.99

  • ONKYO EQ-140 7 Band Stereo Graphic Equalizer ONKYO EQ-140 7 Band Stereo Graphic Equalizer

    Onkyo ONKYO EQ-140 7 Band Stereo Graphic Equalizer

    REFURBISHED - SERVICED - RESTORED FREE SHIPPING - 90 DAY WARRANTY SALE! Free shipping and 5% off at online checkout Guaranteed 100% working, hassle free returns Technics Tape Player, Manual, Audio and power cables ConditionRenewed - Fully serviced. Cleaned, tested, and confirmed to be fully functional. Worn parts replaced as needed. Restored to excellent condition.WarrantyThis product is backed by a 90-Day Warranty Guarantee. Your product is eligible for a replacement or refund within 90 days of receipt if it does not work as expected. You can also purchase a 1-Year extended Warranty.What's in the Box- ONKYO EQ-140 7 Band Stereo Graphic Equalizer - Manual- Power Cable The ONKYO EQ-140 is a versatile 7-band graphic equalizer designed to enhance the sound quality of any audio system. With precise frequency adjustments and a sleek design, it is ideal for audiophiles looking to tailor their listening experience to perfection. Key Features: 7-Band Equalization: Adjusts frequencies across seven bands for detailed sound shaping. Dual-Channel Control: Independent adjustments for left and right channels. Frequency Bands: Covers a wide range from deep bass to clear treble (63 Hz to 16 kHz). LED Level Meters: Visual representation of signal levels for accurate adjustments. Bypass Switch: Easily toggle the equalizer on or off without disconnecting. Specifications: Frequency Bands: 63 Hz, 160 Hz, 400 Hz, 1 kHz, 2.5 kHz, 6.3 kHz, 16 kHz Adjustment Range: ±12 dB per band Total Harmonic Distortion (THD): Less than 0.01% Signal-to-Noise Ratio: 100 dB Inputs/Outputs: RCA stereo in/out Dimensions: Width: 435 mm (17.1 inches) Height: 86 mm (3.4 inches) Depth: 220 mm (8.7 inches) Weight: Approximately 3.2 kg (7.1 lbs) The ONKYO EQ-140 offers precision sound customization and intuitive operation, making it a valuable addition to any high-fidelity audio system.

    $249.99

  • ADC SS-100SL 10 Band Stereo Frequency Equalizer Spectrum Analyzer ADC SS-100SL 10 Band Stereo Frequency Equalizer Spectrum Analyzer

    ADC ADC SS-100SL 10 Band Stereo Frequency Equalizer Spectrum Analyzer

    REFURBISHED - SERVICED - RESTORED FREE SHIPPING - 90 DAY WARRANTY Condition Fully serviced and tested. Restored to excellent condition. Includes ADC SS-100SL 10 Band Stereo Frequency Equalizer Features The SS-100SL is a 10 band stereo octave graphic equalizer with separate controls for left and right channels. It has a real-time spectrum analyzer display. Specs Frequency response with all controls centered: 20Hz-20kHz +-0.5dB Maximum Output (1kHz): >6.5VDisplay rang per digit: 2, +-1dBGain with all controls centered: +-1dBMax. Boost/Cut: 14, +-3dBPower Supply: AC 110/220V, 50HzPower Consumption: 20 WattDimension: W 17" X H 2-1/2" X D 8"Weight: 3.6kg (7.92 lbs)

    $399.99

  • Yamaha EQ-70 Natural Sound Graphic Equalizer 10 Band Yamaha EQ-70 Natural Sound Graphic Equalizer 10 Band back

    Yamaha Yamaha EQ-70 Natural Sound Graphic Equalizer 10 Band

    REFURBISHED - SERVICED - RESTORED FREE SHIPPING - 90 DAY WARRANTY Condition Refurbished Includes Yamaha EQ-70 Graphic Equalizer, Manual SPECIFICATIONS Number of Bands: 10 band Type: Graphic Audio System Sound Output Mode: Stereo Amplifier -Response Bandwidth: 10 - 35000 Hz Frequency Response: 10 - 35000 Hz Total Harmonic Distortion: 0.005% Equalizer Center Frequencies: 30 Hz, 60 Hz, 120 Hz, 240 Hz, 480 Hz, 1000 Hz, 2000 Hz, 4000 Hz, 8000 Hz, 16000 Hz Equalizer Boost/Cut Range: ± 10 dB Dimensions (WxDxH) / WeightEqualizer: 17.1 in x 9.2 in x 3.9 in / 5.3 lbsWidth 17.1 inDepth 9.2 inHeight 3.9 inWeight 5.29 lbs

    $249.99

  • Yamaha EQ-330 Natural Sound Graphic Equalizer 10 Band

    Yamaha Yamaha EQ-330 Natural Sound Graphic Equalizer 10 Band

    REFURBISHED - SERVICED - RESTORED FREE SHIPPING - 90 DAY WARRANTY Condition Refurbished Features Independent 10 Band controls for each channel (Left and Right)

    $299.99

  • Yamaha EQ-550 Stereo Graphic Equalizer; EQ550; Black

    Yamaha Yamaha EQ-550 Stereo Graphic Equalizer; EQ550; Black

    REFURBISHED - SERVICED - RESTORED FREE SHIPPING - 90 DAY WARRANTY Condition Cleaned, tested, and confirmed to be fully functional. Features Independent 10 Band controls for each channel (Left and Right) Built-in Electret Condenser Microphone Provided helps measure acoustic room response for greater accuracy, using special Pink Noise Generator Fluorescent Spectrum Analyzer allows monitoring the precise output level at each frequency band while listening to a music or sound source Subsonic filter Output level control

    $499.99

  • ADC Sound Shaper One Ten SS-110 Stereo Graphic Equalizer ADC Sound Shaper One Ten SS-110 Stereo Graphic Equalizer

    ADC ADC Sound Shaper One Ten SS-110 Stereo Graphic Equalizer

    The ADC SS-110 is a graphic equalizer with adjustable frequency characteristics. This unit is a left and right independent type, and the range of 10 bands can be adjusted by ± 12 db variable range. REFURBISHED - SERVICED - RESTORED FREE SHIPPING - 90 DAY WARRANTY Condition Cleaned, tested, and confirmed to be fully functional. Restored to excellent condition. Type: Graphic equalizerVariable range: ± 12 dBFrequency characteristic: 5 Hz ~ 100 kHz + 0.5 -1.0 dBControl frequency: 31, 62, 125, 250, 500, 1k, 2k, 4k, 8k, 16 kHzGain: 0 (± 1 dB)Output level: Maximum 10 V RMS at 10k Ω loadTotal harmonic distortion factor: 0.018% (20 Hz to 20 kHz at 1 V output)Cross modulation distortion factor: 0.018% (at 1 v output)Hum, noise 95 dB (when 1 V Output / Slide Knob Flat)Output impedance: 100 Ω (1 kHz)Input impedance: 75k ΩInput terminal Input : 2 pinjacksTape1 : 2 pin-jacksTape2 : Two pinjacksOutput terminal Output : 2 pinjacksTape1out : 2 pinjacksTape2out : 2 pinjacksAC outlet 1 system, 200W maximumPower supply voltage AC100V/120V/220V/240V, 50Hz/60HzPower consumption 15WExternal dimensions Width 15" x Height 5" x Depth 6.75" inchesWeight 11 lbs.

    $499.99

  • TEAC EQA-10 Stereo Graphic 10 Band EQ Equalizer

    TEAC TEAC EQA-10 Stereo Graphic 10 Band EQ Equalizer

    REFURBISHED - SERVICED - RESTORED FREE SHIPPING - 90 DAY WARRANTY Condition Refurbished Includes Equalizer, RCA Cables, Manual The TEAC Model EQA-10 is a stereo ten band graphic equalizer with a ten band audio frequency spectrum analyzer on the front panel.The EQA-10 has front panel switches that permit the user to choose one of the two input sources or tape, an EQ in/out switch, and a pre/post EQ switch that allows auditioning of equalized or non equalized signals without disturbing a recording in process. Features Input Sensitivity: 320mV Frequency response: 5Hz to 100kHz Signal to Noise Ratio: 80dB Total harmonic distortion: 0.03% Control Range: ± 12dB Frequency Bands: 30, 60, 120, 250, 500, 1K, 2K, 4K, 8K, 16KHzDimensions: 16 x 2.25 x 7"Weight: 5 lbs

    $189.99

  • Realistic 31-2000 Wide Range Stereo Frequency 10 Band Equalizer Realistic 31-2000 Wide Range Stereo Frequency 10 Band Equalizer

    Realistic Realistic 31-2000 Wide Range Stereo Frequency 10 Band Equalizer

    REFURBISHED - SERVICED - RESTORED FREE SHIPPING - 90 DAY WARRANTY SALE! Free shipping and 5% off at online checkout Guaranteed 100% working, hassle free returns Technics Tape Player, Manual, Audio and power cables ConditionRenewed - Fully serviced. Cleaned, tested, and confirmed to be fully functional. Worn parts replaced as needed. Restored to excellent condition.WarrantyThis product is backed by a 90-Day Warranty Guarantee. Your product is eligible for a replacement or refund within 90 days of receipt if it does not work as expected. You can also purchase a 1-Year extended Warranty.What's in the Box- Realistic 31-2000 Wide Range Stereo Frequency Equalizer - Manual- Power Cable The Realistic 31-2000 is a high-performance stereo frequency equalizer designed to enhance audio playback with precise tonal adjustments. Perfect for audiophiles and home audio enthusiasts, it offers wide frequency control for a customized listening experience. Key Features: 10-Band Equalization: Provides detailed adjustments across ten frequency bands for both left and right channels. Wide Frequency Range: Covers bass, midrange, and treble frequencies (32 Hz to 16 kHz). LED Level Display: Visual monitoring of signal levels for precise control. Bypass Switch: Quickly bypass equalization to compare with the original sound. Durable Construction: Built for reliability and long-term use. Specifications: Number of Channels: Two (Left & Right) with separate controls for each Frequency Response: 5 to 50,000 Hz Dynamic Range: Up to 10 volts RMS Output Impedance: 100 ohms Inputs/Outputs: RCA stereo in/out Dimensions: Width: 432 mm (17 inches) Height: 76 mm (3 inches) Depth: 248 mm (9.8 inches) Weight: Approximately 3.5 kg (7.7 lbs) The Realistic 31-2000 delivers precise audio control and dependable performance, making it a versatile addition to any home stereo system.

    $299.99

  • Technics SH-8028 Stereo Graphic Equalizer 7 Band Equalizer

    Technics Technics SH-8028 Stereo Graphic Equalizer 7 Band EQ

    REFURBISHED - SERVICED - RESTORED FREE SHIPPING - 90 DAY WARRANTY Condition Cleaned, tested, and confirmed to be fully functional. Features Input Sensitivity: 1V (8V max) Output Level: 1V (8V max) Gain: ± 0dB Frequency response: 5Hz to 100kHz Signal to Noise Ratio: 100dB Total harmonic distortion: 0.005% Channel separation: 70dB Control Range: ± 12dB Frequency Bands: 63, 160, 400, 1K, 2.5K, 6.3K, 16KHz

    $99.99

  • BSR EQ-3000 10-band Stereo Graphic Equalizer and Spectrum Analyzer BSR EQ-3000 10-band Stereo Graphic Equalizer and Spectrum Analyzer back TekRevolt

    BSR BSR EQ-3000 10-band Stereo Graphic Equalizer and Spectrum Analyzer

    REFURBISHED - SERVICED - RESTORED FREE SHIPPING - 90 DAY WARRANTY Description BSR is proud to provide the ultimate value in design and development of a 10 band graphic equalizer with a real time frequency spectrum analyzer, the EQ-3000, for your superior sound analysis. The EQ-3000 uses a fluorescent indicator tube which has 100 separate segments plus 10 segments average response indicator for display to analyze sound source frequencies and room acoustics. Audio fans and music enthusiasts like yourself look forward to be able to enjoy the highest possible degrees of sound quality when listening to their favorite music. Simply using high-cost, high-quality components, however, does not in itself guarantee that the listener will be able to obtain this sound quality. A wide variety of factors, including the nature of the listening environment as well as the placement of speakers, play a major role in the acoustic quality of any music system. To further enhance the effectiveness of the audio equalizer, BSR has developed the ultimate component in audio - measuring equipment: the new EQ-3000, the graphic equalizer with a real time frequency spectrum analyzer. The EQ-3000 offers the listener positive visual confirmation of all sound compensation made, having combined both a graphic equalizer and spectrum analyzer into one unit. The fluorescent indicator tube's display. which allows visual monitoring of all frequencies, plus average response, adds a further dimension of pleasure to the use of this superior component. A high-quality electret condenser microphone has been developed exclusively for pink noise measurement and is included with your EQ-3000. In addition to the excellent styling, your EQ-3000 has been carefully engineered to give you trouble-free performance and many years of listening enjoyment. Specifications Input Sensitivity: 7V (max) Output Level: 1V (7V max) Gain: ± 1dB Frequency response: 5Hz to 100kHz Signal to Noise Ratio: 100dB Total harmonic distortion: 0.008% Control Range: ± 15dB Frequency Bands: 31.5, 63, 125, 250, 500, 1K, 2K, 4K, 8K, 16KHz Dimensions: 17 x 4 x 9 inches

    $399.99

  • Sony TA-AX435 Stereo 5 Band Equalizer Acoustic Controlled Amplifier Sony TA-AX435 Stereo 5 Band Equalizer Acoustic Controlled Amplifier

    Sony Sony TA-AX435 Stereo 5 Band Equalizer Acoustic Controlled Amplifier

    With 8 ohm loads, both channels driven, from 20-20,000 Hz; rated 100 watts per channel minimum RMS power, with no more than 0.08% total harmonic distortion. 250 milliwatts to rated output.

    $149.99

  • Technics SH-GE50 Stereo Graphic Equalizer 7 Band EQ Technics SH-GE50 Stereo Graphic Equalizer 7 Band EQ back

    Technics Technics SH-GE50 Stereo Graphic Equalizer 7 Band EQ

    REFURBISHED - SERVICED - RESTORED FREE SHIPPING - 90 DAY WARRANTY Condition Fully serviced and tested. Restored to excellent condition. Includes Technics SH-GE50 Stereo Graphic Equalizer 7 Band EQ Features The Technics SH-GE50 is a 7 band stereo octave graphic equalizer with separate controls for left and right channels. Specs Input Sensitivity: 1VOutput Level: 1V (6V max)Gain: ± 0dBFrequency response: 5Hz to 100kHzSignal to Noise Ratio: 110dBTotal harmonic distortion: 0.007%Control Range: ± 12dBFrequency Bands: 63, 160, 400, 1K, 2.5K, 6.3K, 16KHzDimensions: 17 x 3 x 7.5" inchesWeight: 4 lbsYear: 1997

    $99.99

  • Vintage Realistic 31-1988 Frequency Equalizer 5-Band EQ

    Vintage Vintage Realistic 31-1988 Frequency Equalizer 5-Band EQ

    REFURBISHED - SERVICED - RESTORED FREE SHIPPING - 90 DAY WARRANTY Condition Cleaned, tested, and confirmed to be fully functional. Unit shows light scuffs and scratches. Year: (1982-84)DescriptionThe Realistic Stereo Frequency Equalizer is designed to tailor the frequency response of your stereo system. Since it has separate controls for each channel, it gives you an almost infinite combination of control variations. The controls each have a range of approximately 24 dB (±12 dB) and are marked in 4 dB increments.There are many reasons why you need such a specialized component. The speakers, the room, your ears and your personal preferences vary greatly. For example, if a speaker is simply moved 6 to 8" (15 to 20 cm) away from the wall, the bass response at 50 Hz could drop as much as 8 to 10 dB. The furnishings in the room, such as stuffed chairs, draperies and floor covering can affect the high and middle frequency response very dramatically.It is a known fact that our hearing changes with age and varies greatly from person to person or if the sound pressure or volume is decreased. The ear's low frequency response at low volume can drop as much as 15 dB at normal conversational levels.Normal tone controls vary too much of the audio spectrum. If we want to increase the low bass, we also increase the middle bass which very often muddies up the whole bottom end. The same is true with the treble control.The Frequency Equalizer with its five frequency ranges can give almost an infinite number of possible frequency response variations. It will allow you to match your speakers to your room and the music to your ears, without adding distortion, hum or hiss.The Equalizer can also be used when making recordings of old LP's or 78's without losing the main portion of the music. It can get rid of the scratchy top, add a little needed bass, and really bring some of those old 78's alive again.SpecificationsOutput Level: 1V Gain: ± 0dB Frequency response: 5Hz to 100kHz Signal to Noise Ratio: 90dB Total harmonic distortion: 0.02% Control Range: ± 12dB Frequency Bands: 60, 240, 1K, 3.5K, 10KHz

    $99.99

  • Yamaha EQ-630 Natural Sound Graphic Equalizer

    Yamaha Yamaha EQ-630 Natural Sound Graphic Equalizer 10-Band

    REFURBISHED - SERVICED - RESTORED FREE SHIPPING - 90 DAY WARRANTY Includes: Yamaha EQ-630 Natural Sound Graphic Equalizer Features Natural Sound Graphic Equalizer Independent Left and Right Hand 10-Band 12 db (2 db Step) Spectrum Analyzer with Peak Hold Function Independent Left and Right Channel Operation Display 4 User EQ Memories and 4 Preset EQ Memories Remote Control Capability (Not Included) Specs Input Sensitivity: 1V (7V max)Output Level: 1V (7V max)Frequency response: 10Hz to 50kHzSignal to Noise Ratio: 105dBTotal harmonic distortion: 0.006%Control Range: ± 12dBFrequency Bands: 30, 60, 120, 240, 480, 1K, 2K, 4K, 8K, 16KHzDimensions: 17 x 5 x 11"Weight: 7.7 lbsYear: 1989 Power Power requirements: 110/220/240 VoltsPower consumption 10 Watts 50/60 Hz Made in Japan

    $899.99

  • Fisher EQ-870 Studio Standard 7-Band Stereo Graphic Equalizer Fisher EQ-870 Studio Standard 7-Band Stereo Graphic Equalizer

    Fisher Fisher EQ-870 Studio Standard 7-Band Stereo Graphic Equalizer

    REFURBISHED - SERVICED - RESTORED FREE SHIPPING - 90 DAY WARRANTY SALE! Free shipping and 5% off at online checkout The Fisher EQ-870 Studio Standard is a 7-band stereo graphic equalizer designed to enhance audio performance with precision. It features adjustable frequency bands for detailed sound customization, allowing users to fine-tune audio output to their preference. With its sleek design and intuitive controls, the EQ-870 integrates seamlessly into home audio systems, improving clarity, depth, and balance across various music genres. Perfect for audiophiles and enthusiasts, this equalizer delivers professional-grade sound enhancement for an elevated listening experience. ConditionRenewed - Fully serviced. Cleaned, tested, and confirmed to be fully functional. Worn parts replaced as needed. Restored to excellent condition.WarrantyThis product is backed by a 90-Day Warranty Guarantee. Your product is eligible for a replacement or refund within 90 days of receipt if it does not work as expected. You can also purchase a 1-Year extended Warranty.What's in the Box- Fisher EQ-870 Studio Standard 7-Band Stereo Graphic Equalizer

    $124.99

  • Optimus 31-2030 Stereo Graphic Equalizer 10 Band Digital Display Optimus 31-2030 Stereo Graphic Equalizer 10 Band Digital Display

    Optimus Optimus 31-2030 Stereo Graphic Equalizer 10 Band Digital Display

    REFURBISHED - SERVICED - RESTORED FREE SHIPPING - 90 DAY WARRANTY Condition Fully serviced and tested. Restored to excellent condition. Includes Optimus 31-2030 10 Band Stereo Equalizer and Owner's manual. Features The Optimus 31-2030 equalizer offers the following features: Stereo Image Enhancer – enhances the stereo effect. Spectrum Display — gives you a visual display of the sound level of each frequency band. Tape Dubbing — lets you copy a tape from one tape deck to the other. Tape Monitoring — lets you listen to the recorded sound. Bypass — lets you play and record without equalization. EQ Record — lets you record equalized and enhanced sounds while listening to unmodified sounds. Display Level Control — lets you adjust the display to give you the best picture of the sound levels for both the left and right channels.

    $124.99

  • TEAC EQA-5 Stereo Graphic Equalizer TEAC EQA-5 Stereo Graphic Equalizer

    TEAC TEAC EQA-5 Stereo Graphic Equalizer

    REFURBISHED - SERVICED - RESTORED FREE SHIPPING - 90 DAY WARRANTY Condition Refurbished Includes Equalizer, RCA Cables, Manual The TEAC EQA-5 is a compact and versatile 5-band stereo graphic equalizer designed to optimize your audio system's tonal balance. With its user-friendly controls and robust performance, it is an excellent choice for enhancing the sound quality of your music. Key Features: 5-Band Equalization: Provides control over five frequency bands for fine-tuned sound adjustments. Compact Design: Space-saving form factor fits seamlessly into most audio setups. LED Level Indicators: Visual feedback for input signal levels. Bypass Switch: Allows for quick comparison between equalized and unaltered sound. Durable Build: Designed for long-lasting performance. Specifications: Frequency Bands: 60 Hz, 250 Hz, 1 kHz, 4 kHz, 10 kHz Adjustment Range: ±12 dB per band Signal-to-Noise Ratio: 85 dB Total Harmonic Distortion (THD): Less than 0.05% Inputs/Outputs: RCA stereo in/out Dimensions: Width: 430 mm (16.9 inches) Height: 60 mm (2.4 inches) Depth: 190 mm (7.5 inches) Weight: Approximately 2.5 kg (5.5 lbs) The TEAC EQA-5 combines simplicity and functionality, making it a reliable tool for enhancing the listening experience in any home audio system.

    $169.99

Embrace the power of precise audio control with our classic Equalizers. Elevate your music, heighten your emotions, and experience music the way it was meant to be heard!

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