Slammi Pitch Shifter

Slammi revolutionizes foot-controlled pitch shifting with a powerful new algorithm that yields tremendous improvements in tone.

Three-octave polyphonic dive bombs, smooth as silk pitch shifting, fixed interval harmonies and bends plus much more… with the Slammi’s precise control and glitch-free operation the only limit is your imagination.

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Featured Videos
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From the Blog
Posted 6/27/2014


EHX Slammi pedal reviewed and demoed by Gabriel Tanaka of BestGuitarEffects.com.

http://www.bestguitareffects.com/electro-harmonix-slammi-review-best-pitch-shifter-harmony-effects-pedal/

From the Blog
Posted 3/5/2014



Gear Tunes’ Doug Doppler shows the Slammi Polyphonic Pitch Shifter/Harmony Pedal.


From the Blog
Posted 2/19/2014


Mike Hermans at Prymaxe Vintage takes us thru the Slammi Polyphonic Pitch-Shifter/Harmony Pedal.


From the Blog
Posted 1/29/2014



The good folks from Guitar Player stopped by the NAMM booth this year to check out all of the new EHX offerings. For more info on the products, check out our New Gear Guide here: http://www.newsensor.com/pdf/ehx-new-gear-guide-2014.pdf


From the Blog
Posted 1/10/2014



Young Guitar Upstart Tommy Brendel plays the guitar and sings the original song "Space Rock". Tommy uses an EHX OD Glove overdrive and Slammi pitch sifter pedal.


From the Blog
Posted 1/9/2014



Harmony Central reviews the Slammi and says: “Electro-Harmonix steps up to the plate with an innovative new way for players to control and bend their pitch over a three-octave range polyphonically, glitch-free, and with flawless tracking.

Read their full report, here: http://www01.harmony-central.com/t5/Expert-Reviews/Electro-Harmonix-Slammi-Pitch-Shifter/ba-p/36186959


From the Blog
Posted 1/2/2014



JJ Tanis sent Mike Matthews this excellent demo of the Deluxe Memory Man 550 Tap Tempo from his studio in the Netherlands. JJ also uses the new Slammi Polyphonic Pitch Shifter/Harmony Pedal and Nano Big Muff Pi to showcase the DMM 550-TT’s gorgeous analog tone and versatility.




This pedal was conceived of and designed by EHX from globally sourced components. Every EHX pedal goes through a stringent testing process by musicians and technicians in NYC before packing.


From the Blog
Posted 12/23/2013



JJ Tanis demos the new Slammi Polyphonic Pitch Shifter/Harmony Pedal.
Watch more of JJ's videos here: https://www.youtube.com/user/janjaaptanis/videos



From the Blog
Posted 10/22/2013

Electro-Harmonix unveils the next step in the evolution of foot-controlled pitch shifters. The Slammi Polyphonic Pitch-Shifter/Harmony Pedal revolutionizes this category with a powerful new algorithm that yields tremendous improvements in tone.

Three-octave polyphonic dive bombs, smooth as silk pitch shifting, fixed interval harmonies and bends plus much more… with the Slammi’s precise control and glitch-free operation the only limit is your imagination. Available now and very affordable!

Bill Ruppert (Mr. Effectology!) unleashes the Slammi with an onslaught of effects that range from sublime to savage!

Submissions to EHX.com
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Quick Specs
- Advanced new algorithm that sounds great and provides glitch-free tracking
- Up to three-octave maximum bend
- Create harmonies by mixing your dry signal with the effect
- MAX BEND Control acts as an 11-way switch to set the maximum bend/interval. Choose Detune, ½ Step, Major 2nd, Major 3rd, Perfect 4th, Perfect 5th, Major 6th, Minor 7th, 1 Octaves, 2 Octaves or 3 Octaves/Dive Bomb
- Precision control that lets you smoothly sweep your guitar’s pitch up or down
- Sweep direction can be reversed so maximum pitch bend is in the heel-down position
- Super responsive design with no moving parts, nothing to wear out or break
- Comes with 9 Volt battery, 9.6DC-200BI power supply optional
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Show your colors with genuine EHX tee shirts and authentic Electro-Harmonix accessories!
Get this limited-edition Day-Glo poster of the original 1968 art that inspired the Electro-Harmonix logo!

Mike Matthews stated: “The image on our Flashback Poster is of the original artwork that inspired the famous Electro-Harmonix logo. I think players who dig our pedals will also enjoy the chance to own a piece of EHX memorabilia.”
Did you know that Electro-Harmonix makes many of the world's greatest vacuum tubes? The next time you need to re-tube your guitar, bass, or hi-fi amp, be sure to insist on getting authentic Electro-Harmonix tubes.
Our new EH Strings allow you to capture every nuance of your playing style with lightning fast playability. Made of a pure nickel wrap with a specially-selected stainless steel, these sweet-sounding round wounds are truly like no other strings you've played. Not only do they last longer and stay in tune longer, but we think they're the best sounding strings ever made. Available in 9s, 10s and 11s.
Dig it, now you can rock EHX in our new heavy-duty black hoodie! It’s emblazoned with the iconic Electro-Harmonix Flashback logo in white on the left chest and back.