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Average Price: $2,000

High-end/Boutique

$75

$201+

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Description

Unleash the swirling, hypnotic soundscapes of the 1970s with the Maestro Phase Shifter PS-1. This classic analog phaser pedal is a must-have for any guitarist looking to add depth and dimension to their tone. Originally released in the early '70s, the PS-1 was one of the first phase shifters on the market, and it remains a favorite among musicians for its warm, rich sound and intuitive design. The pedal features three distinct phase shift settings, allowing you to craft anything from subtle, sweeping waves to intense, psychedelic modulations. Its easy-to-use interface makes it perfect for both stage performances and studio sessions.

The PS-1's rugged, road-ready construction ensures it can withstand the rigors of touring, while its true bypass circuitry maintains the purity of your guitar's signal when the pedal is disengaged. With its unmistakable vintage character and authentic analog circuitry, the Maestro Phase Shifter PS-1 is an essential tool for any guitarist seeking to explore new sonic territories or recreate the iconic tones of a bygone era.

Key Features:

  • Authentic analog circuitry for warm, rich phasing effects
  • Three phase shift settings for versatile sound shaping
  • True bypass circuitry to maintain signal integrity
  • Rugged construction suitable for live performances and studio work
  • Classic design inspired by the original 1970s model

Product specs

Brand Maestro
Model Phase Shifter PS-1
Year 1971
Categories Phaser Pedals

FAQs

What kind of power supply does the Maestro Phase Shifter PS-1 require?

The Maestro Phase Shifter PS-1 typically requires a standard 9V power supply, common for many vintage and modern guitar pedals.

Is the Maestro Phase Shifter PS-1 suitable for both guitar and bass?

Yes, the Maestro Phase Shifter PS-1 can be used with both guitar and bass, offering rich phasing effects that enhance the sound of either instrument.

How does the Maestro Phase Shifter PS-1 differ from other phaser pedals?

The Maestro Phase Shifter PS-1 is known for its vintage analog circuitry, providing a warm and classic phase effect that is distinct from modern digital phasers.

What are the main sound characteristics of the Maestro Phase Shifter PS-1?

The Maestro Phase Shifter PS-1 delivers a lush, sweeping phase effect with a warm and organic tone, characteristic of its vintage design from the early 1970s.

Does the Maestro Phase Shifter PS-1 have any bypass feature?

The Maestro Phase Shifter PS-1 does not have true bypass, as it was designed before this feature became standard, which may affect signal clarity when the pedal is off.

Reviews

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Maestro Phase Shifter PS-1.

Features and functionality

  • The phaser's ramp-up and down effect creates a unique auditory experience, described as reminiscent of braking a jet engine.

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  • The analog nature of the PS-1 is highlighted, with some users finding modern digital pedals like the Boss phase shifter too "digital" in sound comparison.

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  • The PS-1-A's gradual rate change from Fast to Slow mimics a rotary speaker effect, enhancing its versatility in sound manipulation.

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  • There is a rare footswitch available for the PS-1-A, though it's increasingly hard to find in the market.

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User experience

  • The pedal offers a seamless transition between speed settings when toggling the fast switch while the slow switch is engaged.

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  • Despite its high cost on the resale market, users continue to seek the PS-1 for its distinct, vintage phasing sound not easily found elsewhere.

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  • Owners appreciate the PS-1-A's non-steppable design, noting its sturdy build despite not being intended for foot use.

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Value and pricing

  • A purchase price of $380 plus shipping is considered favorable, especially given the inclusion of the original box and manual.

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Comparisons

  • Some users prefer its sound over the Phase 90, particularly for classic recordings.

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  • Owners mention the MXR Phase 90 and EHX Small Stone as alternatives, though they note these don't fully replicate the PS-1's unique tonal qualities.

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  • The Carl Martin 2phaze is mentioned as a clone of the PS-1-A, useful for those seeking similar sound characteristics.

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Use cases and applications

  • The Maestro PS-1 is favored for capturing the sound of early Rush and is used by enthusiasts seeking that specific tonal quality.

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  • The Maestro PS-1 is associated with Yes' "Starship Trooper" outro, offering a distinct phasing effect that is difficult to replicate with modern pedals.

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  • The PS-1-A, paired with a muff pedal, effectively replicates the sound of "Who's That Lady" by the Isley Brothers.

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Artist usage

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See how Anthony Marinelli uses Maestro Phase Shifter PS-1

Anthony Marinelli

Keyboardist, Composer

...
Verified via YouTube

In a studio tour video titled "My Synth Studio Revealed | Studio Tour 2025," Anthony Marinelli is shown using the Maestro Phase Shifter PS-1 at the 29:50 mark. The video, produced by Anthony Marinelli Music, provides a detailed walkthrough of his synthesizer studio, where he showcases the equipment he has utilized throughout his career.

See how Bill Connors uses Maestro Phase Shifter PS-1

Bill Connors

Guitarist

Return to Forever

...
Verified

In an interview with Virtual Guitar Magazine, Bill Connors stated, "I had that big Marshall with at least one 4X12 bottom. I had a Maestro Phase Shifter, a Maestro full-range booster, and a volume pedal," confirming his use of the Maestro Phase Shifter PS-1.

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 Maestro Phase Shifter PS-1, it is most commonly used with the following gear.

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