Yellowcake Psychotropia

$229.00 Price Tier: Standard

3 Critic Reviews

Find out who is using Yellowcake Psychotropia

0 wishlisted

1 saved

Page last updated Jan 16, 2026

Pricing and availability

We compare 600+ stores and found this item at 1 store. Prices updated January 14, 2026.

Store

Reviews

Price

eastside music supply

$229.00

View Deal

Average Price: $229

Standard/Professional

$70

$251+

Price Tier

In the Filter Effects Pedals category, Yellowcake Psychotropia is priced in the upper end of the Standard/Professional range. This is quality gear at a fair price point, suitable for beginners, hobbyists, and pros alike.

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

Unlock the psychedelic potential of your sound with the Yellowcake Psychotropia, a sample-and-hold filter pedal designed to take your guitar tones on a cosmic journey. This versatile pedal is not just an effect; it’s an exploration into the universe of audio modulation. With its intuitive controls, the Psychotropia allows you to sculpt your sound with precision and creativity.

The standout feature of this pedal is the glide knob, which interacts seamlessly with a toggle switch to offer dynamic modulation between rising and falling waveforms. Whether you’re looking for hard-edged square waves or softened, more subtle transitions, the lin/log toggle switch gives you the flexibility to achieve your desired sound texture. The tap tempo feature ensures you can synchronize the rate of modulation with the rhythm of your music effortlessly, providing real-time control and adaptability during live performances or studio sessions.

Further enhancing its sonic palette, the Psychotropia includes a hi/low EQ cut feature, enabling precise tonal shaping. The resonance knob adds an extra layer of depth, allowing for feedback oscillation that can transform simple riffs into swirling soundscapes. With CV input and output, you can integrate the pedal into a more extensive setup, giving you even more creative possibilities.

Ideal for experimental musicians looking to push the boundaries of traditional guitar effects, the Yellowcake Psychotropia is your ticket to a new dimension of sound.

Key Features:

Sample-and-hold filter with glide functionality
Rising and falling waveform toggle switch
Lin/log toggle for square wave modulation
Hi/low EQ cut for tonal shaping
Tap tempo for dynamic rate adjustments
Resonance knob for feedback oscillation
CV in and CV out for extended setup integration

Videos

Add video

Premier Guitar

Summer NAMM 2019: Yellowcake Pedals Psychotropia Demo

Premier Guitar

Yellowcake PSYCHOTROPIA: Sample/Hold Filter!

Living Room GD

Yellowcake Psychotropia

Eric Merrow

Yellowcake Pedals Psychotropia Sample/Hold Filter

Pedal of the Day

YELLOW CAKE PSYCHOTROPIA - Glitchy wonderfull step filter/auto wah? #NAMM2019

60 Cycle Hum

Reviews

Add review

Critic Reviews

Yellowcake Pedals unveil the mind-expanding Psychotropia | MusicRadar

musicradar.com

Yellowcake's Psychotropia is a mind-bending filter pedal that invites experimentation with its diverse sound-shaping capabilities. Users will appreciate the three waveform modes and adjustable glide control, allowing for both subtle and extreme effects. The addition of tap tempo enhances its versatility, making it a great fit for live performances. However, while it excels in creativity, the pedal may feel overwhelming to those not familiar with advanced filtering techniques. Priced at $229, it’s a solid investment for adventurous musicians, but its complexity could deter beginners seeking straightforward effects. Overall, the Psychotropia is a vibrant addition for players looking to explore new sonic territories.

positive

Full Review

Yellowcake Pedals get weird with the Psychotropia - Mixdown Magazine

mixdownmag.com.au

The Yellowcake Psychotropia is a quirky pedal that introduces unique sound manipulation capabilities with its sample/hold filter and various controls, reminiscent of effects used by notable artists like John Frusciante. While it offers intriguing features like EQ cut and glide, its niche appeal may limit its functionality in everyday music creation. Not everyone will find a place for it in their setup, making it a potentially polarizing choice. Still, for those looking to experiment and explore unconventional sounds, it's worth a try.

neutral

Full Review