Efek adalah perangkat elektronik yang mengubah nada, pitch, atau suara dari gitar listrik. Efek elektronik dan sinyal pengolahan bentuk bagian penting dari nada gitar listrik yang digunakan dalam banyak genre, seperti rock, pop, blues, dan metal. Semua dimasukkan ke dalam jalur sinyal antara alat listrik dan amplifier. Efek memodifikasi sinyal yang datang dari instrumen, menambahkan "efek" yang mengubah cara kedengarannya untuk menambahkan dan membuat dampak yang lebih atau membuat soundscapes aural.
Banyaknya multiefek atau sering mas Viton bilang Efek digital, sangat mendominasi efek-efek stompbox/pedal baik dari harga maupun dari perbendaharaan modul. Namun sebagian gitaris/bassist lebih menyenangi efek stompbox/pedal, baik itu distorsi maupun modulasi.
Berikut adalah jenis-jenis efek stompbox/pedal, menurut klasifikasi dan vendornya :
BOSS
Guitar :
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| Boss AC-3 Acoustic Simulator Effects Pedal |
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| Boss AW-3 Dynamic Wah Effects Pedal |
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| Boss BD2 Blues Driver Effects Pedal |
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| Boss BF-3 Flanger Effects Pedal |
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| Boss CE-5 Chorus Ensemble Effects Pedal |
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| Boss CS-3 Compression Sustainer Effects Pedal |
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| Boss DD-3 Digital Delay Effects Pedal |
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| Boss DD-7 Digital Delay Effects Pedal |
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| Boss DD-20 Giga Delay Effects Pedal |
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| Boss DN-2 Dyna Drive Effects Pedal |
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| Boss DS-1 Distortion Effects Pedal |
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| Boss DS-2 Turbo Distortion Effects Pedal |
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| Boss FRV1 Fender Reverb Effects Pedal |
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| Boss FS-5U Footswitch |
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| Boss FS-6 Dual Footswitch |
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| Boss FZ-5 Fuzz Effects Pedal |
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| Boss GE-7 Equalizer Effects Pedal |
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| Boss LS-2 Line Selector Pedal |
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| Boss MD-2 Mega Distortion Effects Pedal |
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| Boss ML-2 Metal Core Effects Pedal |
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| Boss NS-2 Noise Suppressor Effects Pedal |
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| Boss OC-3 Super Octave Effects Pedal |
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| Boss OD-3 OverDrive Effects Pedal |
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| Boss PH-3 Phase Shifter Effects Pedal |
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| Boss PS-5 Super Shifter Effects Pedal |
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| Boss PS-6 Harmonist Effects Pedal |
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| Boss PW 10 V Wah Effects Pedal |
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| Boss RC 3 Loop Station Pedal |
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| Boss RC 30 Loop Station Pedal |
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| Boss RE-20 Space Echo Effects Pedal |
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| Boss RT-20 Rotary Ensemble Effects Pedal |
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| Boss RV-5 Digital Reverb Effects Pedal |
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| Boss SD-1 Super Overdrive Guitar Effects Pedal |
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| Boss SL-20 Slicer Effects Pedal |
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| Boss ST-2 Power Stack |
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| Boss TR-2 Tremolo Effects Pedal |
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| Boss TU-3 Chromatic Tuner |
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| Boss VE-20 Vocal Performer |
Bass :
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| Boss CEB-3 Bass Chorus Effects Pedal |
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| Boss FBM-1 59 Bassman Effects Pedal |
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| Boss LMB-3 Bass Limiter Enhancer Effects Pedal |
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| Boss SYB-5 Bass Synthesizer Effects Pedal |
ELECTRO-HARMONIC
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| Electro-Harmonix 22 Caliber Power Amp |
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| Electro-Harmonix 44 Magnum, Power Amp |
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| Electro-Harmonix #1 Echo |
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| Electro-Harmonix Bass Big Muff Pi |
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| Electro-Harmonix Big Muff Pi with Tone Wicker |
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| Electro-Harmonix Cathedral Stereo Reverb |
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| Electro-Harmonix Clone Theory |
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| Electro-Harmonix Deluxe Memory Man |
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| Electro-Harmonix Double Muff |
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| Electro-Harmonix English Muff'n |
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| Electro-Harmonix Freeze, Sound Retainer |
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| Electro-Harmonix Germanium 4 Big Muff Pi, Distortion Overdrive |
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| Electro-Harmonix Holier Grail Reverb |
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| Electro-Harmonix Holy Grail |
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| Electro-Harmonix Holy Grail Plus |
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| Electro-Harmonix Hum Debugger |
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| Electro-Harmonix Knockout |
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| Electro-Harmonix Little Big Muff Pi |
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| Electro-Harmonix Memory Toy |
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| Electro-Harmonix Metal Muff |
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| Electro-Harmonix Micro POG |
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| Electro-Harmonix Micro Synth |
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| Electro-Harmonix Muff Overdrive |
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| Electro-Harmonix Nano BassBalls |
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| Electro-Harmonix Nano Clone |
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| Electro-Harmonix Nano Dr. Q |
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| Electro-Harmonix Nano LPB-1 |
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| Electro-Harmonix Nano Small Stone |
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| Electro-Harmonix Neo Clone, Analog Chorus |
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| Electro-Harmonix Octave Multiplexer |
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| Electro-Harmonix Pocket Metal Muff |
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| Electro-Harmonix POG2 |
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| Electro-Harmonix Small Clone |
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| Electro-Harmonix Stereo Electric Mistress |
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| Electro-Harmonix Stereo Pulsar |
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| Electro-Harmonix The Worm, Analog WahPhaserVibratoTremolo |
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| Electro-Harmonix USA Big Muff Pi |
JIM DUNLOP
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| Jim Dunlop MXR Carbon Copy Analog Delay M169 |
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| Jim Dunlop MXR Distortion + M-104 |
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| Jim Dunlop MXR Dyna Comp M-102 |
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| Jim Dunlop MXR Phase 90 M-101 |
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| Jim Dunlop MXR Script Phase 90 CSP-101S |
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| Jim Dunlop MXR Zakk Wylde Overdrive Z-W44 |
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| Jim Dunlop KH95 Kirk Hammett Signature Wah Pedal |
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| Jim Dunlop DVP1 Volume Pedal |
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| Jim Dunlop Original CryBaby Wah No. GCB95 |
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| Jim Dunlop SW95 CryBaby Slash Wah |
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| Jim Dunlop Zakk Wylde Signature Wah |
IBANEZ
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| Ibanez AF2 Airplane Flanger |
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| Ibanez CS9 Stereo Chorus Pedal |
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| Ibanez FL9 Flanger Pedal |
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| Ibanez Jemini Steve Vai Signature Distortion Pedal |
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| Ibanez TS9 Tube Screamer |
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| Ibanez WD7 Weeping Demon Wah Pedal |
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| Ibanez AD9 Analog Delay Pedal |
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| Ibanez TS808 Tube Screamer |
LINE 6
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| Line 6 DL4 Delay Stompbox Modeller |
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| Blackstar HT Modulation Effects |
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| Blackstar HT-DELAY Valve Delay |
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| Blackstar HT-DIST Valve Distortion |
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| Blackstar HT-DISTX Valve High-Gain Distortion |
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| Blackstar HT-DRIVE Valve Overdrive |
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| Blackstar HT-DUAL Valve Two Channel Distortion |
DIGITECH
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| Digitech Bad Monkey Guitar |
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| Digitech CF-7 Chorus |
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| Digitech Death Metal |
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| Digitech DF7 - Distortion Factory |
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| Digitech DigiDelay |
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| Digitech DigiVerb |
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| Digitech EX7 - Expression Factory |
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| Digitech FS3X Footswitch |
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| Digitech Grunge |
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| Digitech HardWire CM-2 Tube Overdrive |
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| Digitech HardWire CR7 Stereo Chorus |
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| Digitech HardWire DL-8 DelayLooper |
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| Digitech HardWire HT-2 Chromatic Tuner |
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| Digitech HardWire HT-6 Polyphonic Tuner |
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| Digitech HardWire RV-7 Stereo Reverb |
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| Digitech HardWire SC-2 Valve Distortion |
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| Digitech HardWire TL-2 Metal Distortion |
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| Digitech HardWire TR-7 Tremolo |
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| Digitech Hot Head |
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| Digitech JamMan Delay LoopPhrase Sampler |
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| Digitech JamMan Solo Looper Phraser |
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| Digitech JamMan Stereo LoopPhrase Sampler |
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| Digitech Multi Chorus |
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| Digitech Screamin Blues |
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| Digitech Whammy Effects Pedal |




































































































































