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Walrus Audio Fundamental Series Phaser Effects Pedal

Original price $199.00
Original price $199.00 - Original price $199.00
Original price $199.00
Current price $189.00
$189.00 - $189.00
Current price $189.00
Product Availability

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The Fundamental Phaser is a versatile digital emulation of a classic phaser. With 3 types of Phaser algorithms to select from, you can get sounds ranging from light tonal modulation to a highly modulated and resonant phaser.

Rate: Control the rate of the LFO modulating the signal.
Feedback: Control the amount of affected signal sent back into the feedback loop.
Depth: Control the depth of the LFO waveshape.
Slide Switch – The slide switch allows you to change between 3 distinct flavors of the pedal.

  • Light – A scaled-back phaser that slightly modulates your signal.
  • Medium – Emulates a classic warm analog phaser.
  • Heavy – Multi-voiced phaser with lots of experimental sounds.

Bypass Switch – Turns the effect on and off.
Bypass LED - Illuminated when the effect is engaged.
Input Jack - 1/4 inch cable from the instrument.
Output Jack - 1/4 inch cable to amplifier.
9v Jack – 9-volt DC, Center Negative, 100mA min.


  • The Phaser comes in a Black finish with pink and off-white ink.
  • The diecast enclosure’s exact size is 4.33" x 2.16" x 1.61”.
  • Power requirements are 9VDC (100mA minimum).
  • The use of an isolated power supply is recommended for powering all Walrus Audio Pedals.
  • Daisy chain power supplies are not recommended. Power supply not included.

For more information, visit our warranties page.

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