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Equalizers | Surplus Network

Rockville REQ42-B Black 19" Rack Mount 2 x 21 Band Equalizer w/Spectrum Analyzer
USA
Rockville REQ42-B Black 19" Rack...

$69.95 USD

Rockville REQ42-B Black 19" Rack...

$69.95 USD

New Technical Pro Dual 21 Band Professional Stereo Equalizer with LED Indicators
USA
New Technical Pro Dual 21 Band...

$129.99 USD

New Technical Pro Dual 21 Band...

$129.99 USD

BAF-20400 Plate Amplifier for PA/DJ Speaker Cabinets and Loudspeakers 400W RMS
USA
BAF-20400 Plate Amplifier for PA/DJ...

$134.99 USD

BAF-20400 Plate Amplifier for PA/DJ...

$134.99 USD

YAMAHA EQ-500 Vintage Stereo Equalizer Spectrum Analyzer **MINT** W/Box & Manual
USA
YAMAHA EQ-500 Vintage Stereo...

$285.00 USD

YAMAHA EQ-500 Vintage Stereo...

$285.00 USD

Yamaha EQ-500U Natural Sound Equalizer
USA
Yamaha EQ-500U Natural Sound Equalizer

$199.50 USD

Yamaha EQ-500U Natural Sound Equalizer

$199.50 USD

Vintage Kenwood GE-4030 Stereo Graphic Equalizer
USA
Vintage Kenwood GE-4030 Stereo...

$150.00 USD

Vintage Kenwood GE-4030 Stereo...

$150.00 USD

Vintage Onkyo Stereo Graphic Equalizer EQ-15
USA
Vintage Onkyo Stereo Graphic...

$75.00 USD

Vintage Onkyo Stereo Graphic...

$75.00 USD

Vintage Onkyo 7 Band Stereo Graphic Equilizer Model EQ-100
USA
Vintage Onkyo 7 Band Stereo Graphic...

$75.00 USD

Vintage Onkyo 7 Band Stereo Graphic...

$75.00 USD

SANSUI SE-8 Stereo Graphic Equalizer Spectrum Analyzer
USA
SANSUI SE-8 Stereo Graphic Equalizer...

$369.00 USD

SANSUI SE-8 Stereo Graphic Equalizer...

$369.00 USD

Rockville PPA20 Home Audio Preamp Pre-Amplifier w/Crossover+EQ
USA
Rockville PPA20 Home Audio Preamp...

$79.95 USD

Rockville PPA20 Home Audio Preamp...

$79.95 USD

JVC SEA-33 10 Band Graphic Equalizer - Made in Japan
USA
JVC SEA-33 10 Band Graphic Equalizer...

$79.95 USD

JVC SEA-33 10 Band Graphic Equalizer...

$79.95 USD

ADC Sound Shaper SS-315 Stereo Frequency Equalizer and Spectrum Analyzer
USA
ADC Sound Shaper SS-315 Stereo...

$175.00 USD

ADC Sound Shaper SS-315 Stereo...

$175.00 USD

Kenwood GE-87 Stereo Graphic Equalizer Spectrum Analyzer
USA
Kenwood GE-87 Stereo Graphic...

$175.00 USD

Kenwood GE-87 Stereo Graphic...

$175.00 USD

Sony Graphic Equalizer EQ SEQ-711
USA
Sony Graphic Equalizer EQ SEQ-711

$299.99 USD

Sony Graphic Equalizer EQ SEQ-711

$299.99 USD

Working Technics Stereo Equalizer SH-8066 (12 Channel Computer Auto Equalizer)
USA
Working Technics Stereo Equalizer...

$299.99 USD

Working Technics Stereo Equalizer...

$299.99 USD

Kenwood GE 7030 Graphic Equalizer
USA
Kenwood GE 7030 Graphic Equalizer

$279.10 USD

Kenwood GE 7030 Graphic Equalizer

$279.10 USD

Nikko Graphic Equalizer EQ-1
USA
Nikko Graphic Equalizer EQ-1

$180.00 USD

Nikko Graphic Equalizer EQ-1

$180.00 USD

Pyramid Stereo Equalizer / Spectrum Analyzer PR-333E
USA
Pyramid Stereo Equalizer / Spectrum...

$149.00 USD

Pyramid Stereo Equalizer / Spectrum...

$149.00 USD

SAE 2800 Solid State Stereo Parametric Equalizer, works well, serviced
USA
SAE 2800 Solid State Stereo...

$340.00 USD

SAE 2800 Solid State Stereo...

$340.00 USD

Vintage TEAC EQA-10 10-Band Graphic Equalizer W/Spectrum Display & Manual
USA
Vintage TEAC EQA-10 10-Band Graphic...

$89.95 USD

Vintage TEAC EQA-10 10-Band Graphic...

$89.95 USD

Vintage Technics SH-8057 7 Band Stereo Graphic Equalizer EQ Tested & Working
USA
Vintage Technics SH-8057 7 Band...

$199.95 USD

Vintage Technics SH-8057 7 Band...

$199.95 USD

Sansui SE-8X Graphic Equalizer (Please read)
USA
Sansui SE-8X Graphic Equalizer...

$199.95 USD

Sansui SE-8X Graphic Equalizer...

$199.95 USD

SANSUI SE-9 equalizer
USA
SANSUI SE-9 equalizer

$399.95 USD

SANSUI SE-9 equalizer

$399.95 USD

AudioSource Model EQ Eight/Series II Stereo Graphic Equalizer
USA
AudioSource Model EQ Eight/Series II...

$49.95 USD

AudioSource Model EQ Eight/Series II...

$49.95 USD

TECHNICS SH 8065 33 BAND EACH CHANNEL STEREO GRAPHIC EQUALIZER
USA
TECHNICS SH 8065 33 BAND EACH CHANNEL...

$549.00 USD

TECHNICS SH 8065 33 BAND EACH CHANNEL...

$549.00 USD

BSR EQ-3000 Stereo Frequency Graphic EQ Spectrum Analyzer - Works Perfect - ADC
USA
BSR EQ-3000 Stereo Frequency Graphic...

$199.99 USD

BSR EQ-3000 Stereo Frequency Graphic...

$199.99 USD

Vintage SAE 1800 Parametric Equalizer Rare!
USA
Vintage SAE 1800 Parametric Equalizer...

$199.99 USD

Vintage SAE 1800 Parametric Equalizer...

$199.99 USD

Marantz Mod EQ-20D Graphic Equalizer
USA
Marantz Mod EQ-20D Graphic Equalizer

$199.99 USD

Marantz Mod EQ-20D Graphic Equalizer

$199.99 USD

Gently Used Clean Yamaha EQ-70 Natural Sound Graphic Equalizer Black WORKS
USA
Gently Used Clean Yamaha EQ-70...

$185.00 USD

Gently Used Clean Yamaha EQ-70...

$185.00 USD

Technics SH-GE70 Stereo Graphic Equalizer Spectrum Analyzer Works Great
USA
Technics SH-GE70 Stereo Graphic...

$199.00 USD

Technics SH-GE70 Stereo Graphic...

$199.00 USD

Bose 901 Series V1 Active Equalizer Black
USA
Bose 901 Series V1 Active Equalizer...

$199.00 USD

Bose 901 Series V1 Active Equalizer...

$199.00 USD

JVC SEA-RM20 Computerized System Controller Equalizer Spectrum Analyzer
USA
JVC SEA-RM20 Computerized System...

$199.00 USD

JVC SEA-RM20 Computerized System...

$199.00 USD

miniDSP DDRC-24 USB DAC+DSP Dirac Live 3.0 Digital Room Correction Processor
USA
miniDSP DDRC-24 USB DAC+DSP Dirac...

$399.00 USD

miniDSP DDRC-24 USB DAC+DSP Dirac...

$399.00 USD

Sony graphic equalizer Seq-711 Complete with Remote vintage Audio Vtg
USA
Sony graphic equalizer Seq-711...

$399.00 USD

Sony graphic equalizer Seq-711...

$399.00 USD

Marantz EQ 20 , MT 350 deal Stereo Equipment EQ Receiver
USA
Marantz EQ 20 , MT 350 deal Stereo...

$235.00 USD

Marantz EQ 20 , MT 350 deal Stereo...

$235.00 USD

ADC SS-300SL Stereo Frequency Equalizer Spectrum Analyzer Sound Shaper
USA
ADC SS-300SL Stereo Frequency...

$139.99 USD

ADC SS-300SL Stereo Frequency...

$139.99 USD

ADC Sound Shaper Two IC 12-band equalizer SS-2 nice tested working
USA
ADC Sound Shaper Two IC 12-band...

$225.00 USD

ADC Sound Shaper Two IC 12-band...

$225.00 USD

JVC SEA-70 SEA GRAPHIC EQUALIZER
USA
JVC SEA-70 SEA GRAPHIC EQUALIZER

$225.00 USD

JVC SEA-70 SEA GRAPHIC EQUALIZER

$225.00 USD

Kenwood GE-1100 Equalizer
USA
Kenwood GE-1100 Equalizer

$425.00 USD

Kenwood GE-1100 Equalizer

$425.00 USD

AUDIOCONTROL RICHTER SCALE SERIES 3 Electronic CrossOver and Bass Equalizer
USA
AUDIOCONTROL RICHTER SCALE SERIES 3...

$800.00 USD

AUDIOCONTROL RICHTER SCALE SERIES 3...

$800.00 USD

Yamaha EQ-70 (Natural Sound Graphic Equalizer) -Used-
USA
Yamaha EQ-70 (Natural Sound Graphic...

$125.00 USD

Yamaha EQ-70 (Natural Sound Graphic...

$125.00 USD

Vintage Kenwood GE-1000 12-Band Graphic Equalizer Nice Condition and Works Great
USA
Vintage Kenwood GE-1000 12-Band...

$245.00 USD

Vintage Kenwood GE-1000 12-Band...

$245.00 USD

miniDSP SHD Studio Network Streaming Processor Dirac Room Correction + UMIK-1
USA
miniDSP SHD Studio Network Streaming...

$995.00 USD

miniDSP SHD Studio Network Streaming...

$995.00 USD

OPTIMUS 31-2030 equalizer
USA
OPTIMUS 31-2030 equalizer

$99.95 USD

OPTIMUS 31-2030 equalizer

$99.95 USD

Professional Dual 10 Band Equalizer with Individual LED Indicators
USA
Professional Dual 10 Band Equalizer...

$119.99 USD

Professional Dual 10 Band Equalizer...

$119.99 USD

Vintage SANSUI SE-77 Stereo Graphic Equalizer 12- Band EQ Old School
USA
Vintage SANSUI SE-77 Stereo Graphic...

$119.99 USD

Vintage SANSUI SE-77 Stereo Graphic...

$119.99 USD

Yamaha GE-30 Natural Sound Graphic Equalizer FREE SHIPPING!
USA
Yamaha GE-30 Natural Sound Graphic...

$119.99 USD

Yamaha GE-30 Natural Sound Graphic...

$119.99 USD

Vintage Sansui RG-710 Graphic Equalizer Consolette **TESTED WORKING L@@K**
USA
Vintage Sansui RG-710 Graphic...

$149.99 USD

Vintage Sansui RG-710 Graphic...

$149.99 USD

Akai EA-G90 12 band Stereo Graphic Equalizer
USA
Akai EA-G90 12 band Stereo Graphic...

$149.99 USD

Akai EA-G90 12 band Stereo Graphic...

$149.99 USD

ADC SS-300SL Soundshaper Stereo Graphic Equalizer - NICE!
USA
ADC SS-300SL Soundshaper Stereo...

$149.99 USD

ADC SS-300SL Soundshaper Stereo...

$149.99 USD

Sony graphic equalizer Seq-711
USA
Sony graphic equalizer Seq-711

$250.00 USD

Sony graphic equalizer Seq-711

$250.00 USD

Vintage Harmon Kardon EQ 8 Stereo Equalizer Clean Seller Serviced
USA
Vintage Harmon Kardon EQ 8 Stereo...

$250.00 USD

Vintage Harmon Kardon EQ 8 Stereo...

$250.00 USD

Kenwood GE 7030 Graphic Equalizer
USA
Kenwood GE 7030 Graphic Equalizer

$210.00 USD

Kenwood GE 7030 Graphic Equalizer

$210.00 USD

RANE THX 44 - four channel home theater parametric equalizer
USA
RANE THX 44 - four channel home...

$168.00 USD

RANE THX 44 - four channel home...

$168.00 USD

Audiocontrol The Rialto Theater Series Seven Channel Equalizer
USA
Audiocontrol The Rialto Theater...

$149.95 USD

Audiocontrol The Rialto Theater...

$149.95 USD

ADC SS-525X Sound Shaper Automatic Computerized Equalizer/Analyzer
USA
ADC SS-525X Sound Shaper Automatic...

$379.00 USD

ADC SS-525X Sound Shaper Automatic...

$379.00 USD

REALISTIC 31-2005 10 Band Graphic Equalizer Dual Mono Level Control VTG WORKS
USA
REALISTIC 31-2005 10 Band Graphic...

$74.99 USD

REALISTIC 31-2005 10 Band Graphic...

$74.99 USD

Technics SH 8065 33 Band Stereo Graphic Equalizer
USA
Technics SH 8065 33 Band Stereo...

$550.00 USD

Technics SH 8065 33 Band Stereo...

$550.00 USD

Sansui SE-8 / 10-Band Stereo Graphic Equalizer w/ Spectrum Analyzer
USA
Sansui SE-8 / 10-Band Stereo Graphic...

$290.00 USD

Sansui SE-8 / 10-Band Stereo Graphic...

$290.00 USD

Optimus 31-2025 Stereo Graphic Equalizer with 3-Color Spectrum Analyzer 10
USA
Optimus 31-2025 Stereo Graphic...

$77.99 USD

Optimus 31-2025 Stereo Graphic...

$77.99 USD

AudioControl C-131 One-Third Octave Constant Q Precision Equalizer
USA
AudioControl C-131 One-Third Octave...

$324.95 USD

AudioControl C-131 One-Third Octave...

$324.95 USD

TECHNICS SH-8044 STEREO GRAPHIC EQUALIZER
USA
TECHNICS SH-8044 STEREO GRAPHIC...

$124.99 USD

TECHNICS SH-8044 STEREO GRAPHIC...

$124.99 USD

Yamaha GE-3 ~ Natural Sound Stereo Graphic Equalizer Q21
USA
Yamaha GE-3 ~ Natural Sound Stereo...

$89.99 USD

Yamaha GE-3 ~ Natural Sound Stereo...

$89.99 USD

Teac EQA-10 Graphic Equalizer and Spectrum Display FREE SHIPPING!
USA
Teac EQA-10 Graphic Equalizer and...

$89.99 USD

Teac EQA-10 Graphic Equalizer and...

$89.99 USD

ROTEL RE-700 STEREO GRAPHIC EQUALIZER
USA
ROTEL RE-700 STEREO GRAPHIC EQUALIZER

$85.00 USD

ROTEL RE-700 STEREO GRAPHIC EQUALIZER

$85.00 USD

ADC Sound Shaper SS-100SL 10Ch Stereo Equalizer Spectrum Analyzer
USA
ADC Sound Shaper SS-100SL 10Ch Stereo...

$85.00 USD

ADC Sound Shaper SS-100SL 10Ch Stereo...

$85.00 USD

VINTAGE Pioneer SG-90 stereo graphic equalizer -17 BANDS- Made in JAPAN
USA
VINTAGE Pioneer SG-90 stereo graphic...

$350.00 USD

VINTAGE Pioneer SG-90 stereo graphic...

$350.00 USD

Onkyo EQ-201 Stereo Graphic Equalizer Spectrum Analyzer Display - TESTED & WORKS
USA
Onkyo EQ-201 Stereo Graphic Equalizer...

$199.90 USD

Onkyo EQ-201 Stereo Graphic Equalizer...

$199.90 USD

Vintage SOUTHWEST TECHNICAL PRODUCTS CORP. Stereo Equalizer Model 216 / A
USA
Vintage SOUTHWEST TECHNICAL PRODUCTS...

$60.00 USD

Vintage SOUTHWEST TECHNICAL PRODUCTS...

$60.00 USD

Vintage AudioControl 10 Series III Stereo Octave Equalizer
USA
Vintage AudioControl 10 Series III...

$200.00 USD

Vintage AudioControl 10 Series III...

$200.00 USD

SAE 2800 Solid State Stereo Parametric Equalizer
USA
SAE 2800 Solid State Stereo...

$275.00 USD

SAE 2800 Solid State Stereo...

$275.00 USD

Kenwood KE-894 Stereo Graphic Equalizer with Spectrum Analyzer Excellent Conditi
USA
Kenwood KE-894 Stereo Graphic...

$176.00 USD

Kenwood KE-894 Stereo Graphic...

$176.00 USD

Audio Dynamics ADC Sound Shaper Two Frequency Equalizer SS-2
USA
Audio Dynamics ADC Sound Shaper Two...

$209.99 USD

Audio Dynamics ADC Sound Shaper Two...

$209.99 USD

Kenwood GE 291 EQ Equalizer
USA
Kenwood GE 291 EQ Equalizer

$59.99 USD

Kenwood GE 291 EQ Equalizer

$59.99 USD

Vintage Fisher Studio Standard Graphic Equalizer EQ-550
USA
Vintage Fisher Studio Standard...

$59.99 USD

Vintage Fisher Studio Standard...

$59.99 USD

Sony SEQ-711 spectrum analyzer graphic equalizer EB-4943
USA
Sony SEQ-711 spectrum analyzer...

$269.99 USD

Sony SEQ-711 spectrum analyzer...

$269.99 USD

AudioSource EQ100 Stereo Graphic Equalizer
USA
AudioSource EQ100 Stereo Graphic...

$79.99 USD

AudioSource EQ100 Stereo Graphic...

$79.99 USD

Optimus Equalizer 31-2030 Stereo Graphic Equalizer With Spectrum Display Working
USA
Optimus Equalizer 31-2030 Stereo...

$79.99 USD

Optimus Equalizer 31-2030 Stereo...

$79.99 USD

Vintage SANSUI AU-D5 Integrated Amplifier Stereo Equalizer
USA
Vintage SANSUI AU-D5 Integrated...

$297.00 USD

Vintage SANSUI AU-D5 Integrated...

$297.00 USD

Vintage SAE 180 Stereo Parametric Equalizer Scientific Audio Electronics
USA
Vintage SAE 180 Stereo Parametric...

$109.99 USD

Vintage SAE 180 Stereo Parametric...

$109.99 USD

ADC Stereo Frequency Equalizer Sound Shaper One Ten MK II - SS-110 Mark II
USA
ADC Stereo Frequency Equalizer Sound...

$80.00 USD

ADC Stereo Frequency Equalizer Sound...

$80.00 USD

Rare Vintage Yamaha EQ-630 Natural Sound Graphic Equalizer
USA
Rare Vintage Yamaha EQ-630 Natural...

$450.00 USD

Rare Vintage Yamaha EQ-630 Natural...

$450.00 USD

Onkyo Integra EQ-35 Integra Stereo 12 -Band Graphic Equalizer Mixer JAPAN Tested
USA
Onkyo Integra EQ-35 Integra Stereo 12...

$179.99 USD

Onkyo Integra EQ-35 Integra Stereo 12...

$179.99 USD

Realistic 31-2000A Stereo Graphic Equalizer EQ
USA
Realistic 31-2000A Stereo Graphic...

$78.78 USD

Realistic 31-2000A Stereo Graphic...

$78.78 USD

Sansui SE-3000 Stereo Graphic Equalizer
USA
Sansui SE-3000 Stereo Graphic Equalizer

$274.99 USD

Sansui SE-3000 Stereo Graphic Equalizer

$274.99 USD

Coustic Audio Frequency Equalizer and Spectrum Display HEQ 7000 A Eq Vintage
USA
Coustic Audio Frequency Equalizer and...

$36.36 USD

Coustic Audio Frequency Equalizer and...

$36.36 USD

McIntosh MQ-101 Environmental Equalizer with Wood Case - Works
USA
McIntosh MQ-101 Environmental...

$649.00 USD

McIntosh MQ-101 Environmental...

$649.00 USD

McIntosh MQ101 Solid State Environmental Equalizer
USA
McIntosh MQ101 Solid State...

$750.00 USD

McIntosh MQ101 Solid State...

$750.00 USD

Realistic Ten Band Stereo Frequency Equalizer Model 31-2018A Black
USA
Realistic Ten Band Stereo Frequency...

$65.00 USD

Realistic Ten Band Stereo Frequency...

$65.00 USD

SAE 2800 Solid State Stereo Parametric Equalizer w/ original box
USA
SAE 2800 Solid State Stereo...

$495.00 USD

SAE 2800 Solid State Stereo...

$495.00 USD

Technics SH-8020 Stereo Graphic Equalizer Vintage 1980
USA
Technics SH-8020 Stereo Graphic...

$349.00 USD

Technics SH-8020 Stereo Graphic...

$349.00 USD

Bose 901 Equalizer Capacitor Replacement Kit
USA
Bose 901 Equalizer Capacitor...

$25.65 USD

Bose 901 Equalizer Capacitor...

$25.65 USD

Technics SH-8046 Stereo Graphic Equalizer Spectrum Analyzer
USA
Technics SH-8046 Stereo Graphic...

$202.45 USD

Technics SH-8046 Stereo Graphic...

$202.45 USD

NEW SHERWOOD EQ-3050C Dark Vintage Digital Stereo Equalizer Spectrum Analyzer
USA
NEW SHERWOOD EQ-3050C Dark Vintage...

$100.00 USD

NEW SHERWOOD EQ-3050C Dark Vintage...

$100.00 USD

Yamaha GE-20 Dual 10-Band Natural Sound Graphic Equalizer
USA
Yamaha GE-20 Dual 10-Band Natural...

$99.00 USD

Yamaha GE-20 Dual 10-Band Natural...

$99.00 USD

Vintage BSR EQ-110X STEREO FREQUENCY EQUALIZER Working Condition
USA
Vintage BSR EQ-110X STEREO FREQUENCY...

$59.00 USD

Vintage BSR EQ-110X STEREO FREQUENCY...

$59.00 USD

VINTAGE KENWOOD GE-44 7~BAND GRAPHIC EQUALIZER!
USA
VINTAGE KENWOOD GE-44 7~BAND GRAPHIC...

$58.75 USD

VINTAGE KENWOOD GE-44 7~BAND GRAPHIC...

$58.75 USD

Vintage ADC SS-100SL Sound Shaper Stereo Frequency Equalizer, Pre Owned.
USA
Vintage ADC SS-100SL Sound Shaper...

$130.00 USD

Vintage ADC SS-100SL Sound Shaper...

$130.00 USD

Pioneer SG-9 Stereo Graphic Equalizer (SG-9800 in different color) -NEW SWITCHES
USA
Pioneer SG-9 Stereo Graphic Equalizer...

$220.00 USD

Pioneer SG-9 Stereo Graphic Equalizer...

$220.00 USD

Professional Graphic Equalizer Phonic PEQ 3600 Tested and Working
USA
Professional Graphic Equalizer Phonic...

$69.99 USD

Professional Graphic Equalizer Phonic...

$69.99 USD