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Average Price: $136
Standard/Professional
$60
$201+
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Based on price data from 6 merchants for "Electro-Harmonix Stereo Electric Mistress". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
Unleash the sweeping, immersive textures of the Electro-Harmonix Stereo Electric Mistress Flanger Pedal. This versatile piece of gear lets you manually modulate your sound, or freeze it in space with the innovative Filter Matrix mode, creating a sonic landscape as rich and colorful as your own imagination.
This isn't just a flanger pedal, it's a sound sculptor's dream. The Stereo Electric Mistress invites you to blend chorus and flanger effects, resulting in unique stereo modulations that can add depth and movement to your sound. With controls for Rate, Flanger Depth, and Chorus Depth, you can dial in the perfect blend of effects to craft your signature tone.
Built with heavy-duty construction and a rugged footswitch, this pedal is designed to withstand the rigors of life on the road. Whether you're chasing the ethereal tones of "Axis Bold As Love" or crafting your own soundscapes, the Stereo Electric Mistress offers a world of sound at your feet.
Key Features:
- Unique blend of Flanger, Chorus, and Filter effects
- Manual Flange or Freeze sound in Filter Matrix Mode
- Rate, Flanger Depth, and Chorus Depth controls
- True stereo operation for immersive soundscapes
- Rugged, heavy-duty construction
- LED indicator
- Durable footswitch for reliable operation
Owner's manual
Electro-Harmonix Stereo Electric Mistress User ManualProduct specs
| Pedal Type | Stereo Chorus, Flanger |
| Inputs | 1 x Instrument |
| Outputs | 2 x 1/4" |
| Power Source | 9V DC power supply (included) |
| Height | 3.2" |
| Width | 5.6" |
| Depth | 6.2" |
| Weight | 1 lb. |
FAQs
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What type of effects does the Electro-Harmonix Stereo Electric Mistress provide?
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The Electro-Harmonix Stereo Electric Mistress offers both flanger and chorus effects, allowing you to create rich, swirling modulations and unique stereo soundscapes.
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Is the Electro-Harmonix Stereo Electric Mistress suitable for live performances?
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Yes, the Stereo Electric Mistress is designed for both studio and live use, offering stereo outputs for immersive sound and a robust build for performance reliability.
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What power supply does the Electro-Harmonix Stereo Electric Mistress require?
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The Electro-Harmonix Stereo Electric Mistress requires a 9V DC power supply, which is included with the pedal.
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Can the Electro-Harmonix Stereo Electric Mistress be used with a bass guitar?
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Yes, the Stereo Electric Mistress can be used with a bass guitar, providing lush flanger and chorus effects that enhance bass tones.
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How does the Electro-Harmonix Stereo Electric Mistress differ from the Deluxe Electric Mistress?
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The Stereo Electric Mistress is a digital pedal offering modern stereo outputs and varied modulation effects, whereas the Deluxe Electric Mistress is an analog pedal known for its classic Electric Mistress sound.
Videos
ProGuitarShopDemos
Electro Harmonix Stereo Electric Mistress
Reviews
PROS
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Thick lush modulation at a good price
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Rich, beautiful sound for jazz and clean tones
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Offers both classic and unique modulation effects
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Versatile placement in FX chain for varied sounds
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Quality construction with a sturdy casing
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Simple controls for easy use on stage
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Stereo output enhances tone even when off
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Combines flanger and chorus effects creatively
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Filter matrix mode adds unique sound textures
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True bypass for unaltered signal when disengaged
CONS
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Not suitable for those seeking solely classic Electric Mistress or Small Clone tones
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Chorus may sound dark and compressed alone
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Generates noise, audible sweep when disengaged
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Requires provided 9v power supply to avoid hum
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Cannot switch flanger and chorus effects separately
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Limited low-end response
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Digital and buffered bypass may not appeal to all
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Mono input limits setup options in stereo chains
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Some find it too light in physical weight
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Electro-Harmonix Stereo Electric Mistress.
Features and functionality
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The Electro-Harmonix Stereo Electric Mistress can simultaneously produce chorus and flanger effects, offering versatility for users who appreciate combined sound textures.
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The pedal can "freeze" the modulation wave, producing a cocked-wah tone by disabling the LFO with the Filter Matrix switch.
Source
Comparisons
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The Mistress is noted for its simplicity with two-knob operation, making it suitable for fans of classic psychedelic rock who prefer straightforward controls over more complex alternatives.
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Some users consider the Electric Mistress a simpler alternative to the EHX Polychorus, which offers more control options but lacks the dual chorus/flanger capability.
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The Mooer E-lady is noted for delivering a sound close to the Electric Mistress at a lower price and smaller size, though some prefer the authentic EHX sound.
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User experience
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Owners frequently praise its unique flanger effect, describing it as "whooshy" and "wobbly," which may not suit those seeking a traditional chorus sound.
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Users enjoy its ability to emulate both warm chorus tones and more intense warble effects, highlighting its versatility beyond typical flanger sounds.
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Use cases and applications
Critic Reviews
4.0 out of 5
Based on 14 Reviews and 57 Ratings
268
Great flanger
Great flanger, no noise, no other problems the vintage mistress’ had. The chorus is lush and great to mix in with the flange. Stereo is cool, when you run it through two amp, makes a big and wide guitar sound. Love it!
3982
Cool!
A very wide, warm and rich flange/chorus sound which can do anything from Robert Smith to the Smiths to Siouxsie to...
It can go really fast and warbly, or it can be subtle and shimmery. Below a certain 'rate', you can manipulate its comb filter for manual jet flanging, old-school goth style. Cool.
A word of warning though; this sounds very different to the deluxe Electric Mistress, which is a pure Flanger/matrix thing. A lot of people do prefer that one, and if you're after, say, the Gilmour sound circa 'Animals', that's the one to get, not this one. This is more of a dual-purpose chorus and flanger for all-round modulation duties. It's not the best chorus or flanger sound in isolation, but combined they're lovely.
659
Some quality tones
There's a lot of interesting sounds to get out of the Electric Mistress, though the name may be somewhat misleading; the addition of a chorus pedal sets it apart from the vintage tone everyone seeks, and lacks the detailed controllability of other models. While it's simple design makes it easier to get a great tone out of, this isn't a pedal designed to do subtle; think Andy Summers/Police style tones.
Great for adding some extra flair to a rhythm section, but those looking for Gilmour-ish flanged lead tones would do better to turn to Mooer's ElecLady
41029
my friend bought one of these back when it came out, I was really underwhelmed.... Mike Matthews rarely releases an effect that's not mind-blowing (even the ones that aren't useful are usually cool), but this was just a boring effect
210
299
Simple yet Powerful
This baby is the first pedal I own from EHX. A cool mix of Chorus and Flanger with only three knobs. Still, the controls are enough, plus there is an awesome matrix mode to create even more weird sounds. Must say it is well-made, tight and has huge comfortable knobs. I like how it looks in the pedalboard: the LED has few different states so that it shows not only the maximum position of the envelope, but also the mid-state. Perfect, will go for more EHX for sure!
4001
Mono Inputs = Not Usable in Stereo
Having mono inputs limits this pedal a lot. EHX is assuming that this pedal will be the first in my stereo chain. They do the same with all of their other pedals. This means, if you're a fan of EHX pedals, you can only use one of their stereo pedals in stereo. Other than that... this is a great sounding pedal.
92
free your inner gilmour...
I bought this as a flanger for one song my covers band play. i didn't care for it mainly but its earned a place on my board as a keeper. as a flanger its great and as a chorus/flanger thing its great. as a chorus its rubbish... got mine cheap at 55 quid including the wall wart. its not the best 55 quid ive ever spent...(ive been to Amsterdam, but that's another story) but its up there.
838
Digital flanger/chorus pedal
Good: + Two effects in one pedal + Stereo + Great High Pitch Expressiveness + Filter mode
Bad: - Digital - Buffered bypass - No a lot of low end
183
41029
suck
I do not like the new stereo electric mistress... I do not like the new clone theory... I do not like what EHX is doing to their classic modulation pedals AT ALL. I can't give this thing away. I've sued it as a chorus on occasion on keyboards.
3982
Yeah...I think they should have called it something else. It's nothing like the vintage Electric Mistress that true Gilmour/Andy Summers fans want. I just think it's a nice chorusy flanging thing, but it bears little relation to what old-timers would call a Mistress.
41029
traded it ina big lot of junk for some other junk I might actually use
Artist usage
Add artist
"One that I've found recently that I really like...using this Electro-Harmonix Electric Mistress effect and then using this DOD Analog Delay that Omar has that I'm borrowing right now. I turned off the original signal and had an echo maybe half a second long, or a little longer. And set it to one repeat or a couple of repeats," says John Frusciante, at 2:29:00 in this interview, talking about his use of the EHX Electric Mistress and DOD Analog Delay.
the photo shows the Electro Harmonix Stereo Electric Mistress
source: instagram of the smile
"Captain" Kirk Douglas mentions his Electro-Harmonix Stereo Electric Mistress. It is shown [@ 2:06] in the video.
I was using it for some Satanist songs but lately not at all.
Excerpted from this post which also discusses the live pedalboard used by Nergal.
Naiv studios worked on re-designing Skee Masks's studio space in 2020. Photos taken by Luis Zeno Kuhn of the finished room reveal much of Skee Mask's gear and workspace. The photos were found on the Naiv studios website under the index section that shows work done for previous clients.
A photograph posted by Pat McCrory's guitar technician shows the Electro-Harmonix Stereo Electric Mistress being used as a flanger for many songs.
During a concert in Boston, Ben Larson was observed using an Electro-Harmonix Stereo Electric Mistress at various points in the set, as evidenced by the provided image.
In this Instagram post by Nilüfer Yanya, the Electro-Harmonix Electric Mistress is visible towards the bottom of her pedalboard.
Featured in this Twitter post.
Rockin the 'lectric mistress, courtesy of the too-kind Mr @TheRyanAdams
It is also visible in this Instagram post, this other Twitter post and this photo from Tench's keyboard tech, Ken Rich. It was mentioned by Tench in this May 2017 KeyboardMag article.
You’re known to have a real penchant for effects pedals. Don’t you have an effects loop on your Hammond?
Yeah. Bill Beer put that in. I didn’t know there was an effects loop in it. I thought there was a “direct out,” and then I thought that there was a “line in” in case I wanted to run the keyboard that was sitting on top of the Hammond into the Leslie as well. After I had it for about 10 or 12 years, I did a session with The Cult. Someone said, “This Leslie sounds so clean, can you distort it?” And I said, "I don’t think so." And they looked at my Hammond and said, “Oh, you’ve got an effects loop. Let’s get a fuzz pedal!” I was like, “What?” And I was off to the races. I started out with a little Turbo Fuzz, that I also used on a song on the album All Shook Down by The Replacements. Over the years, I’ve tried other things as well. I have a couple of pedals by Line 6, and Ryan Adams, God bless him, gave me a couple of Electro-Harmonix pedals like the Memory Man and the Electric Mistress flange pedal. I also have a tremolo pedal and a turbo boost as well. These are all for the Hammond, and I also use the spring reverb that’s built into it as well. Ever since I got this organ back around 1977, I’ve used this reverb. It gentles it up. Nobody can do what [Band keyboardist] Garth Hudson does. However, there are settings on that Lowrey organ he plays where the attack is a little softer. And that changes the effect of how you play. So I find that using things like the Electro-Harmonix pedals allows me to soften the attack. It’s fun. I even have a Line 6 modulation pedal on the DX7 to give it a little bit of chorus. That makes it tolerable. I also sometimes run my Vox Continental through a Leslie simulator.
During a performance by The Utopia Strong on May 7, 2026, at Halle St Peter’s in Manchester, Kavus Torabi was observed using an Electro-Harmonix Stereo Electric Mistress flanger/chorus pedal. This observation is supported by a photograph showing the pedal on one of the larger pedalboards used during the gig. The image captures the setup utilized by Torabi, who played multiple instruments, including guitar.
Genre Usage
Based on how artists on Equipboard use this gear, it is most commonly found in the following genres.
Used With
Based on how musicians on Equipboard use Electro-Harmonix Stereo Electric Mistress, it is most commonly used with the following gear.
Community setups
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It is known as a clone, sharing a similar circuit. Not only are the sounds quite identical but the controls operate in the same way. These are some of the various sources that reference this pedal as a clone : https://www.cheaperpedals.com/products/mooer-eleclady
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