Pigtronix EP-1 Envelope Phaser

$216.62 Price Tier: High-end

4.0 (1)

This product is Vintage or Discontinued

Newer option

Pigtronix EP-2 Envelope Phaser

$189.00

4.5 (3)

Find out who is using Pigtronix EP-1

2 wishlisted

4 saved

Page last updated Jul 01, 2026

Pricing and availability

We compare 600+ stores and found this item at 1 store. Prices updated July 1, 2026.

Store

Reviews

Price

5.0 (1)

$216.62 1 available Used

View Deal

Average Price: $217

High-end/Boutique

$75

$201+

Price Tier

In the Phaser Effects Pedals category, Pigtronix EP-1 Envelope Phaser is priced in the High-end/Boutique range. This premium gear is built to very high standards and offers premium features.

Budget

Standard

High-end

^* Product prices and availability are updated by Equipboard every 24hrs and are subject to change. Equipboard may receive compensation for purchases made at participating retailers linked on this site. This compensation does not affect what products or prices are displayed, or the order of prices listed. For more information, please refer to our affiliate disclosure.

Description

Edit description

Dive into the sonic exploration with the Pigtronix EP-1 Envelope Phaser, a versatile tool designed for musicians who crave depth and nuance in their sound. This compact pedal packs a punch, offering an innovative blend of envelope phaser and low frequency oscillation (LFO) modes, allowing for a rich tapestry of tones from subtle swirls to intense waves. With the ability to switch between additive and subtractive phasing, plus an expression pedal input for real-time control, the EP-1 stands out as a dynamic asset on any pedalboard. Whether you're looking to add a layer of psychedelic sheen or dial in a signature sound, the Pigtronix EP-1 Envelope Phaser is your gateway to uncharted auditory lands.

Key Features:

Innovative blend of envelope phaser and low frequency oscillation modes
Switchable between additive and subtractive phasing for a variety of tonal options
Expression pedal input for real-time modulation control
Compact design that fits easily on any pedalboard
Ideal for guitarists looking to explore new sounds and textures

Product specs

Brand	Pigtronix
Model	Envelope Phaser EP1
Finish	Blue
Year	2000s
Made In	United States
Categories	Filter and Wah Pedals, Phaser Pedals

FAQs

What kind of power supply does the Pigtronix EP-1 Envelope Phaser require?: The Pigtronix EP-1 Envelope Phaser requires a 9V DC power supply, which is standard for many guitar pedals. Ensure your power supply provides sufficient current as specified by the manufacturer.
Can the Pigtronix EP-1 Envelope Phaser be used with a bass guitar?: Yes, the Pigtronix EP-1 Envelope Phaser can be used with a bass guitar. It offers a wide frequency response that accommodates the lower frequencies of a bass, providing rich phasing effects.
How does the Pigtronix EP-1 Envelope Phaser differ from traditional phaser pedals?: The Pigtronix EP-1 Envelope Phaser combines both envelope and LFO modulation, allowing for dynamic and expressive phase shifts that respond to your playing intensity, unlike traditional phasers that rely solely on LFO modulation.
Is the Pigtronix EP-1 Envelope Phaser suitable for live performances?: Yes, the Pigtronix EP-1 Envelope Phaser is suitable for live performances. It features a robust build and intuitive controls, making it easy to adjust your sound on the fly.
What are the standout features of the Pigtronix EP-1 Envelope Phaser?: The standout features of the Pigtronix EP-1 Envelope Phaser include its unique combination of envelope and LFO modulation, true bypass switching, and a wide range of adjustable parameters for creating diverse phasing effects.

Videos

Add video

ProGuitarShopDemos

Pigtronix EP-1 Envelope Phaser Pedal

ProGuitarShopDemos

Pigtronix Envelope Phaser demo, by Pete Thorn

Pete Thorn

Pigtronix Envelope Phasers - EP1 vs. EP2

TheGuacamoleXplosion

Reviews

Add review

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Pigtronix EP-1 Envelope Phaser.

Features and functionality

0 0

The Pigtronix EP-1 has unique in/out placements and requires AC power, which can be cumbersome in certain pedalboard setups.
Source

Build quality

0 0

Some users experience issues with the LED not pulsing in sync with the attack in Envelope Follower mode, indicating possible superficial defects.
Source
0 0

A common failure involves a resistor near the power supply, identified by Pigtronix as a typical fault area.
Source

Mods and upgrades

0 0

Potential modifications include combining EF & LFO modes and adding a sweep up/down switch for expanded functionality.
Source
0 0

One user had a successful noise reduction after Pigtronix performed a mod, though unclear if mod or pedal placement was more effective.
Source

Use cases and applications

0 0

The EP-1's trigger-in feature allows any audio source, like a Volca Beats snare, to trigger the envelope for creative modulation effects.
Source

Value and pricing

0 0

The EP-1 can occasionally be found for $50, representing significant value, especially considering Analogman’s modified versions can reach $400.
Source
0 0

The Pigtronix EP-1 is now rare and sells for over $185, a significant increase from the $60-$80 range a few years ago.
Source
0 0

Despite being out of production, the EP-1 remains cheaper on the used market than its original MSRP, indicating a market correction.
Source

User experience

0 0

Despite some issues, the pedal offers multiple usable sounds and blends well with effects like fuzz, octave, and filter, encouraging exploratory use rather than static settings.
Source
0 0

Clicking sound, linked to LFO, persists even in bypass mode, with some users finding it more noticeable at higher LFO speeds.
Source
0 0

Some users find the EP-1's effects underwhelming with active basses until boosting mids through an Aguilar Tone Hammer.
Source

Setup and maintenance

0 0

Some users resolved clicking issues by changing compressor position; using a compressor with a blend knob helped mitigate noise.
Source
0 0

Using an 18v power supply and relocating the pedal in the signal chain may resolve clock bleed issues.
Source