Dreadbox Lethargy 8-Stage OTA Phase Shifter Pedal

Highly-Adjustable Analogue Phaser Suitable for Guitar, Bass & Synth

1 In Stock

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stock availability
0 at our Guildford Store
1 at our off-site Warehouse
Want to Click and Collect or try items at our Guildford Store?

The store is open 10am - 6pm Monday to Saturday and 11am - 5pm Sunday and bank holidays.

The stock information shows the quantity of units that are available to purchase at the Guildford store and the quantity of units that are available at our off-site Guildford warehouse. These stock levels are updated in real time.

Our Click and Collect service is available at our Guildford store from 10am - 6pm Monday to Saturday, and 11am - 5pm on Sunday. You can either choose click and collect as your delivery option online or, during store opening hours, call our sales team at 01483 456777 to place a 10% deposit.

If you have placed your order online, you will receive a confirmation email of your order and a separate follow-up text or email to confirm when your item is ready for collection.

Please do not come to the store before you have received the follow-up message, as your order may not yet be ready at the store.

If the only available stock is in our off-site warehouse it can be brought to the store location for you to try - you just need to contact the store within opening hours. Please note any requests received after 3.30pm will not arrive at the store until the following morning.

Please be aware that, unless you have paid a deposit to reserve the item, it will continue to be free, both online and in-store, for another customer to buy. Therefore we would advise you to place a 10% deposit by either using the on-line click and collect service or calling us 01483 456777.


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Product Description

Greek synth wizards Dreadbox have taken their first step into the realm of effects pedals, with their retro-styled Lethargy, Darkness & Kinematic stompboxes!

The Lethargy is an 8-stage, OTA-based phase shifter suitable for guitars, basses and synthesisers — with eurorack patch compatibility too. Warping your tones with rich analogue modulation, the Dreadbox Lethargy is a must-have for phaser fans who adore "vibing" on vintage-inspired sounds that can elevate a clean guitar part, buzzy synth melody or bombastic bass hook into a higher dimension!

Key Features

  • Fully-analogue, 8-stage OTA phase shifter.
  • 2 different LFO waves unlock lots of sonic possibilities.
  • Wide-range LFO — from several sec up to 110Hz.
  • Great for imitating a warm vibrato effect.
  • 3 patch points make this unit perfect for modular synth fans!


  • Circuit: Analogue
  • Bypass: CMOS
  • Audio: Mono
  • Power: 9VDC (center pin negative, 2.1mm)
  • Current Draw: 90mA
  • Dimensions (cm): 14 x 10 x 5.6

Inputs & Outputs

  • In/Out: TS unbalanced 6.4mm jack
  • Manual/Rate/LFO Out: 3.5mm mini jack