Equalizers | Surplus Network

Rockville REQ42-B Black 19" Rack Mount 2 x 21 Band Equalizer

Rockville REQ42-B Black 19" Rack...

$69.95 USD

Rockville REQ42-B Black 19" Rack...

$69.95 USD

TECHNICS SH-8017 7-Band Stereo Graphic Equalizer Works Great! Free Shipping!

TECHNICS SH-8017 7-Band Stereo...

$49.99 USD

TECHNICS SH-8017 7-Band Stereo...

$49.99 USD

MCS Stereo SOUND Graphic Equalizer Digital 5000 Series 683-3042 (Japan) Vintage

MCS Stereo SOUND Graphic Equalizer...

$49.99 USD

MCS Stereo SOUND Graphic Equalizer...

$49.99 USD

Vintage Realistic 40-Watt 7 -Band Stereo Equalizer/Booster 12-1871

Vintage Realistic 40-Watt 7 -Band...

$49.99 USD

Vintage Realistic 40-Watt 7 -Band...

$49.99 USD

ADC Sound Shaper SS-100SL VTG Stereo Graphic Equalizer & Analyzer Vintage | READ

ADC Sound Shaper SS-100SL VTG Stereo...

$49.99 USD

ADC Sound Shaper SS-100SL VTG Stereo...

$49.99 USD

31 Bands Music Spectrum Display Dual 2 Channel 15 Bands Equalizer (with Remote)

31 Bands Music Spectrum Display Dual...

$90.61 USD

31 Bands Music Spectrum Display Dual...

$90.61 USD

ADC Sound Shaper Frequency SS-425X Equalizer / Analyzer Powers On ~Untested

ADC Sound Shaper Frequency SS-425X...

$59.95 USD

ADC Sound Shaper Frequency SS-425X...

$59.95 USD

Vintage Quadraflex Reference 210 EQ 10 Band Equalizer - Very Clean

Vintage Quadraflex Reference 210 EQ...

$129.99 USD

Vintage Quadraflex Reference 210 EQ...

$129.99 USD

VINTAGE SOUNDSHAPER! SANSUI SE-8 10 Band GRAPHIC EQUALIZER!!

VINTAGE SOUNDSHAPER! SANSUI SE-8 10...

$220.00 USD

VINTAGE SOUNDSHAPER! SANSUI SE-8 10...

$220.00 USD

TEAC EQA-5 - 10 Band Stereo Graphic Equalizer - Disassembled, Cleaned, + Tested!

TEAC EQA-5 - 10 Band Stereo Graphic...

$47.99 USD

TEAC EQA-5 - 10 Band Stereo Graphic...

$47.99 USD

Kef Kube 102 Speaker Equalizer SP2113, Untested

Kef Kube 102 Speaker Equalizer...

$90.00 USD

Kef Kube 102 Speaker Equalizer...

$90.00 USD

Pioneer SG-9800 Stereo Equalizer

Pioneer SG-9800 Stereo Equalizer

$325.00 USD

Pioneer SG-9800 Stereo Equalizer

$325.00 USD

Tested [Watch Video] Realistic 31-1987 Vintage 5-Band Stereo Equalizer EQ

Tested [Watch Video] Realistic ...

$49.00 USD

Tested [Watch Video] Realistic ...

$49.00 USD

Yamaha EQ-500 Natural Sound 20 Band Graphic Equalizer Powers Up Untested Parts

Yamaha EQ-500 Natural Sound 20 Band...

$85.00 USD

Yamaha EQ-500 Natural Sound 20 Band...

$85.00 USD

Vintage Yamaha EQ-330 Natural Sound Graphic Equalizer

Vintage Yamaha EQ-330 Natural Sound...

$85.00 USD

Vintage Yamaha EQ-330 Natural Sound...

$85.00 USD

Realistic Autosound 40 Watt 7 Band Stereo Equalizer Booster Mod 12-1954

Realistic Autosound 40 Watt 7 Band...

$85.00 USD

Realistic Autosound 40 Watt 7 Band...

$85.00 USD

Vintage Yamaha EQ-32 Natural Sound Graphic Equalizer

Vintage Yamaha EQ-32 Natural Sound...

$195.22 USD

Vintage Yamaha EQ-32 Natural Sound...

$195.22 USD

JVC SEA-RM20BK Computerized Remote System Controller Graphic Equalizer

JVC SEA-RM20BK Computerized Remote...

$165.00 USD

JVC SEA-RM20BK Computerized Remote...

$165.00 USD

Kenwood GE-4030 Black Surround Sound Electronic Wired Stereo Graphic Equalizer

Kenwood GE-4030 Black Surround Sound...

$170.00 USD

Kenwood GE-4030 Black Surround Sound...

$170.00 USD

Technics SH-8055 Equalizer With Graphic Spectrum Analyzer

Technics SH-8055 Equalizer With...

$245.00 USD

Technics SH-8055 Equalizer With...

$245.00 USD

Kenwood KE-205 7 Band Dual Equalizer-Shelf Stereo Equalizer- Tested Qwik Ship!

Kenwood KE-205 7 Band Dual...

$31.98 USD

Kenwood KE-205 7 Band Dual...

$31.98 USD

VTG BSR Model EQ-3000 Stereo Frequency Graphic Equalizer Spectrum Analyzer

VTG BSR Model EQ-3000 Stereo...

$129.95 USD

VTG BSR Model EQ-3000 Stereo...

$129.95 USD

⭐️ Vintage JVC SEA-80 Graphic Equalizer Spectrum Analyzer Pink Noise Mic VIDEO⭐️

⭐️ Vintage JVC SEA-80 Graphic...

$299.99 USD

⭐️ Vintage JVC SEA-80 Graphic...

$299.99 USD

ADC Sound Shaper 90 Equalizer

ADC Sound Shaper 90 Equalizer

$40.00 USD

ADC Sound Shaper 90 Equalizer

$40.00 USD

Sony Graphic Equalizer SEQ-130

Sony Graphic Equalizer SEQ-130

$40.00 USD

Sony Graphic Equalizer SEQ-130

$40.00 USD

Vtg MCS Stereo Graphic Equalizer Digital 5000 Series 683-2255E (Japan)

Vtg MCS Stereo Graphic Equalizer...

$40.00 USD

Vtg MCS Stereo Graphic Equalizer...

$40.00 USD

_-VIDEO-_Sony SEQ-711 2 Channel 7 Band Digital Graphic Equalizer W Remote/Manual

_-VIDEO-_Sony SEQ-711 2 Channel 7...

$599.99 USD

_-VIDEO-_Sony SEQ-711 2 Channel 7...

$599.99 USD

Vintage Pioneer SG-750 10 Band Graphic Audio Equalizer Tested

Vintage Pioneer SG-750 10 Band...

$249.99 USD

Vintage Pioneer SG-750 10 Band...

$249.99 USD

BSR Model EQ-3000 Stereo Frequency Equalizer Spectrum Analyzer - Tested EB-15417

BSR Model EQ-3000 Stereo Frequency...

$118.99 USD

BSR Model EQ-3000 Stereo Frequency...

$118.99 USD

Nikko Time delay Synthesizer ATD 1 Vintage Audio

Nikko Time delay Synthesizer ATD 1...

$99.95 USD

Nikko Time delay Synthesizer ATD 1...

$99.95 USD

Numark EQ-2450 Stereo Frequency Equalizer

Numark EQ-2450 Stereo Frequency...

$59.99 USD

Numark EQ-2450 Stereo Frequency...

$59.99 USD

Technics SH-8025 7 Stereo Graphic Equalizer EQ Component (Tested)

Technics SH-8025 7 Stereo Graphic...

$65.00 USD

Technics SH-8025 7 Stereo Graphic...

$65.00 USD

31Bands Music Spectrum Display Dual Channel 15 Bands Digital Equalizer w/ Remote

31Bands Music Spectrum Display Dual...

$94.94 USD

31Bands Music Spectrum Display Dual...

$94.94 USD

Optimus Ten Band Stereo Frequency Equalizer 31-2025

Optimus Ten Band Stereo Frequency...

$45.99 USD

Optimus Ten Band Stereo Frequency...

$45.99 USD

Vintage MCS (Pioneer) 3035 10 Band Stereo Frequency Equalizer Working

Vintage MCS (Pioneer) 3035 10 Band...

$99.99 USD

Vintage MCS (Pioneer) 3035 10 Band...

$99.99 USD

HIFI Bluetooth 5-Band EQ Equalizer Stereo Audio Preamp Speaker Receiver VU Meter

HIFI Bluetooth 5-Band EQ Equalizer...

$99.99 USD

HIFI Bluetooth 5-Band EQ Equalizer...

$99.99 USD

BSR Model EQ-3000 Stereo Frequency Equalizer Spectrum Analyzer VTG - AS-IS *READ

BSR Model EQ-3000 Stereo Frequency...

$99.99 USD

BSR Model EQ-3000 Stereo Frequency...

$99.99 USD

Sony SEQ-210 RARE (1984) Vintage Stereo Equalizer Tested and Working

Sony SEQ-210 RARE (1984) Vintage...

$74.99 USD

Sony SEQ-210 RARE (1984) Vintage...

$74.99 USD

Kenwood GE-1100 Graphic Equalizer Tested READ DESC

Kenwood GE-1100 Graphic Equalizer...

$169.99 USD

Kenwood GE-1100 Graphic Equalizer...

$169.99 USD

BSR EQ 14/14XR Graphic Equalizer Spectrum Analyzer 14 Band FULLY TESTED

BSR EQ 14/14XR Graphic Equalizer...

$169.99 USD

BSR EQ 14/14XR Graphic Equalizer...

$169.99 USD

Kenwood GE-291 7-Band Stereo Graphic Equalizer - Tested

Kenwood GE-291 7-Band Stereo Graphic...

$49.95 USD

Kenwood GE-291 7-Band Stereo Graphic...

$49.95 USD

NEW! - AudioSource Model EQ 100 Stereo Graphic Equalizer and Spectrum Analyzer

NEW! - AudioSource Model EQ 100...

$125.00 USD

NEW! - AudioSource Model EQ 100...

$125.00 USD

BSR Model EQ-3000 Stereo Frequency Equalizer Spectrum Analyzer 10 Band - Tested

BSR Model EQ-3000 Stereo Frequency...

$125.00 USD

BSR Model EQ-3000 Stereo Frequency...

$125.00 USD

Technics MIDI graphic equalizer SH - E51

Technics MIDI graphic equalizer SH -...

$195.00 USD

Technics MIDI graphic equalizer SH -...

$195.00 USD

Vintage YAMAHA EQ-550 Natural Sound Graphic Equalizer EQ TESTED Works!

Vintage YAMAHA EQ-550 Natural Sound...

$299.00 USD

Vintage YAMAHA EQ-550 Natural Sound...

$299.00 USD

110V 31-band Stereo Graphic Digital Equalizer Music Spectrum Analyzer for KTV

110V 31-band Stereo Graphic Digital...

$133.99 USD

110V 31-band Stereo Graphic Digital...

$133.99 USD

ADC SS-412x EQUALIZER

ADC SS-412x EQUALIZER

$369.00 USD

ADC SS-412x EQUALIZER

$369.00 USD

Bsr 4000xr EQUALIZER

Bsr 4000xr EQUALIZER

$369.00 USD

Bsr 4000xr EQUALIZER

$369.00 USD

Denon DE-70 Dual 12 Band Stereo Graphic Equalizer

Denon DE-70 Dual 12 Band Stereo...

$250.00 USD

Denon DE-70 Dual 12 Band Stereo...

$250.00 USD

Compact 5-Band EQ Audio Preamp Equalizer Stereo Processor for Amplifier/Speaker

Compact 5-Band EQ Audio Preamp...

$56.99 USD

Compact 5-Band EQ Audio Preamp...

$56.99 USD

MCS Modular Component System 3035 Equalizer Vintage

MCS Modular Component System 3035 ...

$110.00 USD

MCS Modular Component System 3035 ...

$110.00 USD

AKAI EA-A7 Computer Graphic Equalizer

AKAI EA-A7 Computer Graphic Equalizer

$375.00 USD

AKAI EA-A7 Computer Graphic Equalizer

$375.00 USD

KENWOOD GE-77E 14-band graphic equalizer 2ch spectrum analyzer black used

KENWOOD GE-77E 14-band graphic...

$375.00 USD

KENWOOD GE-77E 14-band graphic...

$375.00 USD

Vintage Realistic Silver Face 5 Band Stereo Equalizer Model 31-1988A/ Tested

Vintage Realistic Silver Face 5 Band...

$28.95 USD

Vintage Realistic Silver Face 5 Band...

$28.95 USD

AudioSource Model EQ EIGHT Graphic Equalizer & Spectrum Analyzer

AudioSource Model EQ EIGHT Graphic...

$55.00 USD

AudioSource Model EQ EIGHT Graphic...

$55.00 USD

TEAC EQA-10 GRAPHIC EQUALIZER SPECTRUM ANALYZER TESTED WITH MANUAL

TEAC EQA-10 GRAPHIC EQUALIZER...

$55.00 USD

TEAC EQA-10 GRAPHIC EQUALIZER...

$55.00 USD

SANSUI SE-8 Stereo Graphic Equalizer

SANSUI SE-8 Stereo Graphic Equalizer

$300.00 USD

SANSUI SE-8 Stereo Graphic Equalizer

$300.00 USD

Vintage Series 1 Bose Model 901 Active Equalizer - EQ

Vintage Series 1 Bose Model 901...

$300.00 USD

Vintage Series 1 Bose Model 901...

$300.00 USD

Black Walnut Rails. Fits Pioneer Equalizer models SG-9800, SG-9500, SG-70

Black Walnut Rails. Fits Pioneer...

$29.95 USD

Black Walnut Rails. Fits Pioneer...

$29.95 USD

Technics SH-8017 Stereo Graphic Equalizer - Vintage Audio Component

Technics SH-8017 Stereo Graphic...

$45.00 USD

Technics SH-8017 Stereo Graphic...

$45.00 USD

Technics SH-8075 Glyco operation product free shipping from japan

Technics SH-8075 Glyco operation...

$640.00 USD

Technics SH-8075 Glyco operation...

$640.00 USD

Vintage MXR Graphic Stereo Equalizer model no. 114

Vintage MXR Graphic Stereo Equalizer...

$39.99 USD

Vintage MXR Graphic Stereo Equalizer...

$39.99 USD

KENWOOD GE- 7030 DUAL VOLTAGE FROM JAPAN / NON-WORKING

KENWOOD GE- 7030 DUAL VOLTAGE FROM...

$119.00 USD

KENWOOD GE- 7030 DUAL VOLTAGE FROM...

$119.00 USD

ADC Sound Shaper SS-117EX (1987) Vintage Stereo Frequency Equalizer Sound Shaper

ADC Sound Shaper SS-117EX (1987)...

$91.11 USD

ADC Sound Shaper SS-117EX (1987)...

$91.11 USD

audiocontrol lc-1.800

audiocontrol lc-1.800

$343.00 USD

audiocontrol lc-1.800

$343.00 USD

ADC BSR SS-110 IC Sound Shaper Stereo Graphic Equalizer.*NICE!*

ADC BSR SS-110 IC Sound Shaper Stereo...

$95.00 USD

ADC BSR SS-110 IC Sound Shaper Stereo...

$95.00 USD

31Bands Music Spectrum Display Dual Channel 15 Bands w/ Remote Digital Equalizer

31Bands Music Spectrum Display Dual...

$97.91 USD

31Bands Music Spectrum Display Dual...

$97.91 USD

Pioneer SG-9 Stereo 12-Band Vintage Graphic Equalizer - Champagne

Pioneer SG-9 Stereo 12-Band Vintage...

$279.99 USD

Pioneer SG-9 Stereo 12-Band Vintage...

$279.99 USD

Sony SEQ-421 Graphic Equalizer with Spectrum Analyzer

Sony SEQ-421 Graphic Equalizer with...

$120.00 USD

Sony SEQ-421 Graphic Equalizer with...

$120.00 USD

MiniDSP OpenDRC-DA8 miniSHARC audio flex processor

MiniDSP OpenDRC-DA8 miniSHARC audio...

$399.00 USD

MiniDSP OpenDRC-DA8 miniSHARC audio...

$399.00 USD

Yamaha Natural Sound GE-30 Stereo Graphic Equalizer Vintage

Yamaha Natural Sound GE-30 Stereo...

$109.99 USD

Yamaha Natural Sound GE-30 Stereo...

$109.99 USD

Teac EQA-10 Graphic Equalizer Spectrum Analyzer 10-band

Teac EQA-10 Graphic Equalizer...

$69.99 USD

Teac EQA-10 Graphic Equalizer...

$69.99 USD

ADC Stereo Frequency Equalizer Model SS-110 Sound Shaper One Ten - READ

ADC Stereo Frequency Equalizer Model...

$69.99 USD

ADC Stereo Frequency Equalizer Model...

$69.99 USD

Vintage Realistic 31-1989 Seven Band Stereo Frequency Equalizer

Vintage Realistic 31-1989 Seven Band...

$37.95 USD

Vintage Realistic 31-1989 Seven Band...

$37.95 USD

VINTAGE SOUNDSHAPER! KENWOOD GE-1000 12-BAND GRAPHIC EQUALIZER!!

VINTAGE SOUNDSHAPER! KENWOOD GE-1000...

$320.00 USD

VINTAGE SOUNDSHAPER! KENWOOD GE-1000...

$320.00 USD

Technics SH-8038 7-Band Stereo Graphic Equalizer - Vintage EQ (1988-92)

Technics SH-8038 7-Band Stereo...

$64.98 USD

Technics SH-8038 7-Band Stereo...

$64.98 USD

Fisher Studio Standard 10 Band Stereo EQ Model EQ-276 w/ Spectrum Analyzer

Fisher Studio Standard 10 Band Stereo...

$99.00 USD

Fisher Studio Standard 10 Band Stereo...

$99.00 USD

Sansui SE-88 Vintage Graphic Equalizer 14 Bands Stereo No remote control Japan

Sansui SE-88 Vintage Graphic...

$271.99 USD

Sansui SE-88 Vintage Graphic...

$271.99 USD

ROCKVILLE REQ42 21 BAND STEREO EQUALIZER - SERVICED - CLEANED - TESTED

ROCKVILLE REQ42 21 BAND STEREO...

$89.95 USD

ROCKVILLE REQ42 21 BAND STEREO...

$89.95 USD

Vintage 1980

Vintage 1980's Pioneer SG-90 ~...

$329.88 USD

Vintage 1980's Pioneer SG-90 ~...

$329.88 USD

EQ2021 NEW DIGITAL GRAPHIC DISPLAY EQUALIZER LARGE COLOR DISPLAY

EQ2021 NEW DIGITAL GRAPHIC DISPLAY...

$139.00 USD

EQ2021 NEW DIGITAL GRAPHIC DISPLAY...

$139.00 USD

Yamaha Natural Sound GE-30 Stereo Graphic Equalizer Vintage WORKS PERFECTLY

Yamaha Natural Sound GE-30 Stereo...

$130.00 USD

Yamaha Natural Sound GE-30 Stereo...

$130.00 USD

ADC Equalizer SS-412X Rare Vintage Audiophile (some Defects See Description)

ADC Equalizer SS-412X Rare Vintage...

$350.00 USD

ADC Equalizer SS-412X Rare Vintage...

$350.00 USD

Vintage Technics SH-8028 Stereo Graphic Equalizer 7 Band 2 Channel

Vintage Technics SH-8028 Stereo...

$48.50 USD

Vintage Technics SH-8028 Stereo...

$48.50 USD

Teac GE-20 Stereo Graphic Equalizer

Teac GE-20 Stereo Graphic Equalizer

$199.95 USD

Teac GE-20 Stereo Graphic Equalizer

$199.95 USD

NUMARK EQ 2600 Stereo Graphic Equalizer, Made In Japan Powers On

NUMARK EQ 2600 Stereo Graphic...

$80.00 USD

NUMARK EQ 2600 Stereo Graphic...

$80.00 USD

Vintage TEAC GE-20 Graphic Equalizer Made in Japan Tested!

Vintage TEAC GE-20 Graphic Equalizer...

$150.00 USD

Vintage TEAC GE-20 Graphic Equalizer...

$150.00 USD

Vintage SANSUI SE-77 Black Stereo Graphic Equalizer 12 CHANNELS

Vintage SANSUI SE-77 Black Stereo...

$150.00 USD

Vintage SANSUI SE-77 Black Stereo...

$150.00 USD

SANSUI SE-300 GRAPHIC EQUALIZER VINTAGE BENCH TESTED 7-BAND VINTAGE UNIT

SANSUI SE-300 GRAPHIC EQUALIZER...

$68.94 USD

SANSUI SE-300 GRAPHIC EQUALIZER...

$68.94 USD

Technical Pro EQ7153 Rack Mount Dual 21-Band DJ/Pro Audio Equalizer w/RCA In/Out

Technical Pro EQ7153 Rack Mount Dual...

$114.95 USD

Technical Pro EQ7153 Rack Mount Dual...

$114.95 USD

Kenwood KE-205 7 Band Dual Stack Stereo Equalizer - Tested Works

Kenwood KE-205 7 Band Dual Stack...

$49.98 USD

Kenwood KE-205 7 Band Dual Stack...

$49.98 USD

MXR Model 114 2 Channel 10-Band Stereo Graphic Equalizer Mint

MXR Model 114 2 Channel 10-Band...

$69.00 USD

MXR Model 114 2 Channel 10-Band...

$69.00 USD

ADC Sound Shaper SS-315X Stereo Equalizer 10 Band EQ Spectrum Analyzer Black

ADC Sound Shaper SS-315X Stereo...

$149.99 USD

ADC Sound Shaper SS-315X Stereo...

$149.99 USD

Music Spectrum Analyzer LED Level Ambience Light 31 Segment LED Graphic Display

Music Spectrum Analyzer LED Level...

$133.19 USD

Music Spectrum Analyzer LED Level...

$133.19 USD

ADC Sound Shaper SS-300SL Stereo Frequency Equalizer - TESTED

ADC Sound Shaper SS-300SL Stereo...

$89.97 USD

ADC Sound Shaper SS-300SL Stereo...

$89.97 USD

EXCELLENT Sansui RG-900R EQUALIZER & T900 Sansui Tuner -FAST SHIPPING

EXCELLENT Sansui RG-900R EQUALIZER &...

$149.95 USD

EXCELLENT Sansui RG-900R EQUALIZER &...

$149.95 USD

Onkyo integra stereo graphic equalizer EQ-35 Powers On Works Has Broken Parts

Onkyo integra stereo graphic...

$75.00 USD

Onkyo integra stereo graphic...

$75.00 USD

Vintage Teac EQA-110 10 Band Graphic Stereo Equalizer Spectrum Analyzer Tested

Vintage Teac EQA-110 10 Band Graphic...

$72.95 USD

Vintage Teac EQA-110 10 Band Graphic...

$72.95 USD

⭐️ DBX 10/20 Computerized Equalizer Analyzer Vintage Audiophile Works Great! ⭐️

⭐️ DBX 10/20 Computerized...

$549.99 USD

⭐️ DBX 10/20 Computerized...

$549.99 USD

Digital Audio Spectrum Analyzer Display 1U Music Spectrum VU Meter 31 Segments

Digital Audio Spectrum Analyzer...

$100.09 USD

Digital Audio Spectrum Analyzer...

$100.09 USD