Filter & Modulation | Surplus Network

Electro-Harmonix Nano Q-Tron Envelope Filter Guitar Pedal

Electro-Harmonix Nano Q-Tron Envelope...

$89.99 USD

Electro-Harmonix Nano Q-Tron Envelope...

$89.99 USD

Valeton OC-10 Analog Octave

Valeton OC-10 Analog Octave

$89.99 CAD

Valeton OC-10 Analog Octave

$89.99 CAD

Used Electro-Harmonix EHX Nano Pulsar Stereo Tremolo Guitar Effects Pedal

Used Electro-Harmonix EHX Nano Pulsar...

$89.99 USD

Used Electro-Harmonix EHX Nano Pulsar...

$89.99 USD

Electro-Harmonix Micro Q-Tron Envelope Filter Pedal

Electro-Harmonix Micro Q-Tron...

$89.99 USD

Electro-Harmonix Micro Q-Tron...

$89.99 USD

JHS Pedals Unicorn V2 Univibe / Vibrato

JHS Pedals Unicorn V2 Univibe / Vibrato

$175.20 USD

JHS Pedals Unicorn V2 Univibe / Vibrato

$175.20 USD

Matthews Effects The Conductor Optical Tremolo V2 Guitar Pedal

Matthews Effects The Conductor...

$109.00 USD

Matthews Effects The Conductor...

$109.00 USD

Used Electro-Harmonix EHX Q-Tron Plus Envelope Filter Guitar Pedal! QTron +

Used Electro-Harmonix EHX Q-Tron Plus...

$156.99 USD

Used Electro-Harmonix EHX Q-Tron Plus...

$156.99 USD

New Electro-Harmonix EHX Blurst Modulated Filter Guitar Effects Pedal

New Electro-Harmonix EHX Blurst...

$95.99 USD

New Electro-Harmonix EHX Blurst...

$95.99 USD

Electro-Harmonix Mod 11 Modulator Guitar Pedal

Electro-Harmonix Mod 11 Modulator...

$114.99 USD

Electro-Harmonix Mod 11 Modulator...

$114.99 USD

Used Electro-Harmonix Nano Q-Tron Envelope Filter Guitar Effects Pedal

Used Electro-Harmonix Nano Q-Tron...

$94.00 USD

Used Electro-Harmonix Nano Q-Tron...

$94.00 USD

MXR 6 Band Equalizer

MXR 6 Band Equalizer

$70.00 USD

MXR 6 Band Equalizer

$70.00 USD

DOD FX25 Envelope Filter Vintage 1990’s Digitech Auto Wah Effect Pedal

DOD FX25 Envelope Filter Vintage...

$79.00 USD

DOD FX25 Envelope Filter Vintage...

$79.00 USD

Dreadbox Lethargy Pedal

Dreadbox Lethargy Pedal

$139.00 USD

Dreadbox Lethargy Pedal

$139.00 USD

Used Electro-Harmonix EHX Good Vibes Analog Modulator Guitar Effect Pedal

Used Electro-Harmonix EHX Good Vibes...

$129.95 USD

Used Electro-Harmonix EHX Good Vibes...

$129.95 USD

Boss MD-500 Modulation Guitar Pedal...

$265.85 USD

Boss MD-500 Modulation Guitar Pedal...

$265.85 USD

Flamma FS05 Stereo Multi Modulation Pedal Chorus Vibrato Phaser Flanger

Flamma FS05 Stereo Multi Modulation...

$49.00 USD

Flamma FS05 Stereo Multi Modulation...

$49.00 USD

Mooer Slow Engine (Boss Slow Gear Clone) Mini Pedal Open Box

Mooer Slow Engine (Boss Slow Gear...

$49.00 USD

Mooer Slow Engine (Boss Slow Gear...

$49.00 USD

Electro-Harmonix Micro Q-Tron Envelope Filter Guitar Pedal

Electro-Harmonix Micro Q-Tron...

$88.99 USD

Electro-Harmonix Micro Q-Tron...

$88.99 USD

Electro-Harmonix Nano Q-Tron with Box

Electro-Harmonix Nano Q-Tron with Box

$88.99 USD

Electro-Harmonix Nano Q-Tron with Box

$88.99 USD

Used Seamoon Funk Machine Envelope Filter Guitar Effects Pedal

Used Seamoon Funk Machine Envelope...

$169.00 USD

Used Seamoon Funk Machine Envelope...

$169.00 USD

Used Electro-Harmonix EHX XO Micro Q-Tron Envelope Filter Guitar Effects Pedal

Used Electro-Harmonix EHX XO Micro...

$91.99 USD

Used Electro-Harmonix EHX XO Micro...

$91.99 USD

Biyang EQ-7 Graphic Slide Equalizer Pedal For Guitar

Biyang EQ-7 Graphic Slide Equalizer...

$42.99 USD

Biyang EQ-7 Graphic Slide Equalizer...

$42.99 USD

Mooer ENVELOPE Analog FILTER Auto Wah GUITAR Effect Pedal Q DECAY * Offers OK

Mooer ENVELOPE Analog FILTER Auto Wah...

$48.00 USD

Mooer ENVELOPE Analog FILTER Auto Wah...

$48.00 USD

Donner Mod Square 2 Guitar Effects Pedal Modulation 16 Modes

Donner Mod Square 2 Guitar Effects...

$47.49 USD

Donner Mod Square 2 Guitar Effects...

$47.49 USD

Used Keeley Bubble Tron Dynamic Flanger Phaser Guitar Pedal

Used Keeley Bubble Tron Dynamic...

$149.00 USD

Used Keeley Bubble Tron Dynamic...

$149.00 USD

Used Red Panda Bitmap Bitcrusher and Modulation V1

Used Red Panda Bitmap Bitcrusher and...

$149.00 USD

Used Red Panda Bitmap Bitcrusher and...

$149.00 USD

EarthQuaker Devices Spatial Delivery V2 Envelope Filter Pedal

EarthQuaker Devices Spatial Delivery...

$149.00 USD

EarthQuaker Devices Spatial Delivery...

$149.00 USD

DOD Gonkulator Ring Modulator Guitar Pedal

DOD Gonkulator Ring Modulator Guitar...

$119.99 USD

DOD Gonkulator Ring Modulator Guitar...

$119.99 USD

Used Electro-Harmonix EHX Mod 11 Modulation Multi Effects Guitar Pedal!

Used Electro-Harmonix EHX Mod 11...

$119.99 USD

Used Electro-Harmonix EHX Mod 11...

$119.99 USD

Used Electro-Harmonix EHX Mono Synth Synthesizer Guitar Pedal

Used Electro-Harmonix EHX Mono Synth...

$119.99 USD

Used Electro-Harmonix EHX Mono Synth...

$119.99 USD

Ernie Ball MVP Volume Overdrive Hybrid Pedal with Tuner Output PO 6182

Ernie Ball MVP Volume Overdrive...

$119.99 USD

Ernie Ball MVP Volume Overdrive...

$119.99 USD

Donner Mod Square Ⅱ Modulation Effects Pedal Chorus Phaser Tremolo Flanger Wah

Donner Mod Square Ⅱ Modulation...

$69.99 USD

Donner Mod Square Ⅱ Modulation...

$69.99 USD

Used Electro-Harmonix The Worm Analog Wah Phaser Vibrato Tremolo Guitar Pedal

Used Electro-Harmonix The Worm Analog...

$103.99 USD

Used Electro-Harmonix The Worm Analog...

$103.99 USD

Electro-Harmonix Micro Q-Tron Envelope Filter Guitar Pedal

Electro-Harmonix Micro Q-Tron...

$80.00 USD

Electro-Harmonix Micro Q-Tron...

$80.00 USD

TC Electronic Dreamscape John Petrucci Signature Multi-effects Pedal

TC Electronic Dreamscape John...

$99.95 USD

TC Electronic Dreamscape John...

$99.95 USD

Vongon Paragraphs Analog 4-Pole Resonant Low Pass Filter Pedal

Vongon Paragraphs Analog 4-Pole...

$259.00 USD

Vongon Paragraphs Analog 4-Pole...

$259.00 USD

Boss OC-5 Polyphonic Guitar/Bass Octave Pedal

Boss OC-5 Polyphonic Guitar/Bass...

$157.99 USD

Boss OC-5 Polyphonic Guitar/Bass...

$157.99 USD

Boss OC-5 Octave Pedal

Boss OC-5 Octave Pedal

$157.99 USD

Boss OC-5 Octave Pedal

$157.99 USD

ELECTRO-HARMONIX HOLY GRAIL REVERB GUITAR EFFECTS PEDAL

ELECTRO-HARMONIX HOLY GRAIL REVERB...

$125.00 USD

ELECTRO-HARMONIX HOLY GRAIL REVERB...

$125.00 USD

Boss MD-200 Modulation Pedal T76122945146227

Boss MD-200 Modulation Pedal ...

$199.99 USD

Boss MD-200 Modulation Pedal ...

$199.99 USD

Blues Pearl Tejas Trem Tremolo

Blues Pearl Tejas Trem Tremolo

$199.99 USD

Blues Pearl Tejas Trem Tremolo

$199.99 USD

Used Electro-Harmonix EHX Lester K Stereo Rotary Speaker Guitar Effects Pedal

Used Electro-Harmonix EHX Lester K...

$169.99 USD

Used Electro-Harmonix EHX Lester K...

$169.99 USD

EarthQuaker Devices Sunn O))) Life Pedal Octave Distortion + Booster V3 +Adapter

EarthQuaker Devices Sunn O))) Life...

$235.00 USD

EarthQuaker Devices Sunn O))) Life...

$235.00 USD

Electro-Harmonix SuperEgo Guitar Effects Pedal

Electro-Harmonix SuperEgo Guitar...

$120.00 USD

Electro-Harmonix SuperEgo Guitar...

$120.00 USD

ELECTRO-HARMONIX EHX KEY9 ELECTRIC PIANO MACHINE EFFECTS PEDAL

ELECTRO-HARMONIX EHX KEY9 ELECTRIC...

$199.45 USD

ELECTRO-HARMONIX EHX KEY9 ELECTRIC...

$199.45 USD

ModTone Harmonic Tremor MT-HT Tremolo Pedal

ModTone Harmonic Tremor MT-HT Tremolo...

$40.00 USD

ModTone Harmonic Tremor MT-HT Tremolo...

$40.00 USD

Subdecay Prometheus Resonant Filter Pedal EFFECTS - USED - PERFECT CIRCUIT

Subdecay Prometheus Resonant Filter...

$144.00 USD

Subdecay Prometheus Resonant Filter...

$144.00 USD

Matthews Effects The Conductor v1 Optical tremolo

Matthews Effects The Conductor v1...

$195.00 USD

Matthews Effects The Conductor v1...

$195.00 USD

Xvive Singing Autowah Envelope Filter Guitar Effect Pedal

Xvive Singing Autowah Envelope Filter...

$75.00 USD

Xvive Singing Autowah Envelope Filter...

$75.00 USD

Mooer Spark Tremolo Pedal

Mooer Spark Tremolo Pedal

$75.00 USD

Mooer Spark Tremolo Pedal

$75.00 USD

Carlin Ring Modulator KIT

Carlin Ring Modulator KIT

$87.50 USD

Carlin Ring Modulator KIT

$87.50 USD

MXR M-109S Six Band Graphic EQ Equalizer M109S Pedal 6 Band - Factory B Stock

MXR M-109S Six Band Graphic EQ...

$94.99 USD

MXR M-109S Six Band Graphic EQ...

$94.99 USD

DOD FX25 Envelope Filter Guitar Effects Pedal P-24815

DOD FX25 Envelope Filter Guitar...

$67.50 USD

DOD FX25 Envelope Filter Guitar...

$67.50 USD

Ibanez AF-9 Auto Filter Effect Pedal Stompbox Japan

Ibanez AF-9 Auto Filter Effect Pedal...

$199.00 USD

Ibanez AF-9 Auto Filter Effect Pedal...

$199.00 USD

Digitech The Drop Polyphonic Drop Tune Pedal (openbox)

Digitech The Drop Polyphonic Drop...

$199.00 USD

Digitech The Drop Polyphonic Drop...

$199.00 USD

Digitech DOD 440 Envelope Filter Reissue Guitar Effect Pedal

Digitech DOD 440 Envelope Filter...

$90.00 USD

Digitech DOD 440 Envelope Filter...

$90.00 USD

Electro-Harmonix EHX KEY9 Electric Piano Machine B9 C9 Keyboard Guitar Pedal

Electro-Harmonix EHX KEY9 Electric...

$212.95 USD

Electro-Harmonix EHX KEY9 Electric...

$212.95 USD

Mooer Envelope Analog Filter Auto Wah Guitar Effect Pedal Q DECAY TONE Control

Mooer Envelope Analog Filter Auto Wah...

$74.80 CAD

Mooer Envelope Analog Filter Auto Wah...

$74.80 CAD

Demonfx G String Filtration II Noise Reduction for Effects Loop/Signal Chains

Demonfx G String Filtration II Noise...

$52.80 USD

Demonfx G String Filtration II Noise...

$52.80 USD

Used Boss OC-5 Octave Guitar Effects Pedal

Used Boss OC-5 Octave Guitar Effects...

$133.99 USD

Used Boss OC-5 Octave Guitar Effects...

$133.99 USD

Electro Harmonix Nano Q-Tron Envelope Filter Pedal

Electro Harmonix Nano Q-Tron Envelope...

$111.70 USD

Electro Harmonix Nano Q-Tron Envelope...

$111.70 USD

EHX Electro Harmonix Nano Q-Tron Envelope Controlled Filter Guitar Effects Pedal

EHX Electro Harmonix Nano Q-Tron...

$111.70 USD

EHX Electro Harmonix Nano Q-Tron...

$111.70 USD

Used Dunlop MXR M305 Tremolo Guitar Effects Pedal

Used Dunlop MXR M305 Tremolo Guitar...

$134.95 USD

Used Dunlop MXR M305 Tremolo Guitar...

$134.95 USD

TC Electronic Dreamscape John Petrucci Signature Multi-effects Pedal

TC Electronic Dreamscape John...

$159.00 USD

TC Electronic Dreamscape John...

$159.00 USD

Used Electro-Harmonix EHX KEY9 Electric Piano Machine (KEY 9) Guitar Pedal

Used Electro-Harmonix EHX KEY9...

$208.99 USD

Used Electro-Harmonix EHX KEY9...

$208.99 USD

Electro-Harmonix Q-Tron Mini Envelope Filter Guitar Pedal

Electro-Harmonix Q-Tron Mini Envelope...

$104.99 USD

Electro-Harmonix Q-Tron Mini Envelope...

$104.99 USD

Matthews Effects The Botanist Modulation Guitar Effects Pedal

Matthews Effects The Botanist...

$149.99 USD

Matthews Effects The Botanist...

$149.99 USD

DigiTech Bass Synth Wah Envelope Filter X-Series Effect Pedal XBWV00009808

DigiTech Bass Synth Wah Envelope...

$185.60 USD

DigiTech Bass Synth Wah Envelope...

$185.60 USD

Ring Modulator (Handmade, Rucci)

Ring Modulator (Handmade, Rucci)

$60.00 USD

Ring Modulator (Handmade, Rucci)

$60.00 USD

Animals Pedal Double Spy Mission is Impossible Filter Pedal

Animals Pedal Double Spy Mission is...

$113.04 USD

Animals Pedal Double Spy Mission is...

$113.04 USD

TC Electronic Sub

TC Electronic Sub 'N' Up Octaver Dual...

$119.00 USD

TC Electronic Sub 'N' Up Octaver Dual...

$119.00 USD

TC Electronic Pipeline Tremolo Pedal with Tap Tempo

TC Electronic Pipeline Tremolo Pedal...

$119.00 USD

TC Electronic Pipeline Tremolo Pedal...

$119.00 USD

Electro-Harmonix Q Tron Envelope Controlled Filter Pedal 1990

Electro-Harmonix Q Tron Envelope...

$229.00 USD

Electro-Harmonix Q Tron Envelope...

$229.00 USD

Morley Cliff Burton Power Wah Fuzz Effects Pedal Super Chrome Plus

Morley Cliff Burton Power Wah Fuzz...

$229.00 USD

Morley Cliff Burton Power Wah Fuzz...

$229.00 USD

Allen Eden Deep Dive Chorus Effects Pedal, Great Condition

Allen Eden Deep Dive Chorus Effects...

$44.00 USD

Allen Eden Deep Dive Chorus Effects...

$44.00 USD

Passive Filter (Handmade, Rucci Electronics)

Passive Filter (Handmade, Rucci...

$30.00 USD

Passive Filter (Handmade, Rucci...

$30.00 USD

DOD FX25B Envelope Filter Guitar Pedal

DOD FX25B Envelope Filter Guitar Pedal

$84.99 USD

DOD FX25B Envelope Filter Guitar Pedal

$84.99 USD

Maestro Ring Modulator RM-1 Vintage Effects Pedal Pitch Modulation Oberheim RARE

Maestro Ring Modulator RM-1 Vintage...

$1,800.00 USD

Maestro Ring Modulator RM-1 Vintage...

$1,800.00 USD

Boss OC-5 Octave Guitar Effects Pedal

Boss OC-5 Octave Guitar Effects Pedal

$129.99 USD

Boss OC-5 Octave Guitar Effects Pedal

$129.99 USD

EarthQuaker Devices Zoar Distortion Pedal

EarthQuaker Devices Zoar Distortion...

$129.00 USD

EarthQuaker Devices Zoar Distortion...

$129.00 USD

Electro Harmonix Dual Output Expression Pedal - EHX

Electro Harmonix Dual Output...

$90.70 USD

Electro Harmonix Dual Output...

$90.70 USD

Used Electro-Harmonix KEY9 Electric Piano Machine Peal

Used Electro-Harmonix KEY9 Electric...

$207.60 USD

Used Electro-Harmonix KEY9 Electric...

$207.60 USD

Vntage Tone Vibe of Dreams

Vntage Tone Vibe of Dreams

$145.00 USD

Vntage Tone Vibe of Dreams

$145.00 USD

Vintage Mu-Tron Micro V Envelope Filter

Vintage Mu-Tron Micro V Envelope Filter

$499.00 USD

Vintage Mu-Tron Micro V Envelope Filter

$499.00 USD

Electro-Harmonix Nano Pulsar Variable Shape Stereo Tremolo EHX

Electro-Harmonix Nano Pulsar Variable...

$103.90 USD

Electro-Harmonix Nano Pulsar Variable...

$103.90 USD

Boss OC-3 Super Octave Effects Pedal NO LED Free USA Shipping

Boss OC-3 Super Octave Effects Pedal...

$109.99 USD

Boss OC-3 Super Octave Effects Pedal...

$109.99 USD

Electro-Harmonix Mono Synth Guitar Synthesizer Pedal - Used

Electro-Harmonix Mono Synth Guitar...

$109.99 USD

Electro-Harmonix Mono Synth Guitar...

$109.99 USD

Electro-Harmonix EHX Worm Analog Wah Phaser Vibrato Tremolo Guitar Effect Pedal

Electro-Harmonix EHX Worm Analog Wah...

$123.40 USD

Electro-Harmonix EHX Worm Analog Wah...

$123.40 USD

Electro-Harmonix Synth 9 Synthesizer Machine Guitar Effects Pedal P-25036

Electro-Harmonix Synth 9 Synthesizer...

$161.50 USD

Electro-Harmonix Synth 9 Synthesizer...

$161.50 USD

Maxon AF-01 AUTO FILETER Made in Japan Guitar Effect Pedal

Maxon AF-01 AUTO FILETER Made in...

$139.99 USD

Maxon AF-01 AUTO FILETER Made in...

$139.99 USD

Maestro Agena Envelope Filter

Maestro Agena Envelope Filter

$159.99 USD

Maestro Agena Envelope Filter

$159.99 USD

Electro-Harmonix SuperEgo Guitar Effects Pedal P-24653

Electro-Harmonix SuperEgo Guitar...

$117.00 USD

Electro-Harmonix SuperEgo Guitar...

$117.00 USD

Boss MD-200 Modulation Pedal

Boss MD-200 Modulation Pedal

$249.99 USD

Boss MD-200 Modulation Pedal

$249.99 USD

Used MXR M109S 6 Band Graphic EQ Equalizer Guitar Effects Pedal

Used MXR M109S 6 Band Graphic EQ...

$97.99 USD

Used MXR M109S 6 Band Graphic EQ...

$97.99 USD

Electro-Harmonix XO Micro Q-Tron Envelope Filter Guitar Effects Pedal

Electro-Harmonix XO Micro Q-Tron...

$112.50 USD

Electro-Harmonix XO Micro Q-Tron...

$112.50 USD

Boss Limited Edition 50th Anniversary DS-1 Distortion Pedal

Boss Limited Edition 50th Anniversary...

$82.99 USD

Boss Limited Edition 50th Anniversary...

$82.99 USD

Hamstead Signature Analogue Tremolo Pedal

Hamstead Signature Analogue Tremolo...

$329.00 USD

Hamstead Signature Analogue Tremolo...

$329.00 USD

Emma Electronic DiscumBOBulator V3 DB-3 Envelope Filter pedal. New!

Emma Electronic DiscumBOBulator V3...

$249.00 USD

Emma Electronic DiscumBOBulator V3...

$249.00 USD

Electro-Harmonix KEY9 Electric Piano Machine Guitar Pedal - Used

Electro-Harmonix KEY9 Electric Piano...

$204.99 USD

Electro-Harmonix KEY9 Electric Piano...

$204.99 USD

JHS Unicorn V2 Univibe w/ Tap Tempo Guitar Pedal

JHS Unicorn V2 Univibe w/ Tap Tempo...

$186.15 USD

JHS Unicorn V2 Univibe w/ Tap Tempo...

$186.15 USD