Matthews Effects Unveils the Surgeon

Matthews Effects launches a delay packing advanced features and offering 8 algorithms with unique abilities.

Choose between 8 different algorithms divided into 4 categories EQ, Mod, AF, and Dual. Each with their own unique abilities and sounds.

With Tap, Presets, MIDI, USB, Expression, Ramp and a Computer editor there is no shortage of ways to control and augment your delays.



  • The Surgeon can receive MIDI over 3.5mm TRS or via USB. Use MIDI to control all its features and parameters


  • The Surgeon has a total of 127 presets. 4 can be accessed with the onboard “Preset” switch or you can access the expanded presets via MIDI.


  • Create presets, edit globals and adjust controls in real time via the Surgeon Computer Editor


  • The Surgeon can receive MIDI clock to sync its delay time


  • Ramp any and all controls to adjustable positions creating unique musical experiences.


  • Use an expression pedal to control any and all parameters to adjustable positions with unique toe and heel positions for each control.

Retail $249.99 USD. More info at

Kick off the holiday season by shopping for the guitar player in your life at Guitar Center! Now through December 24th 2022, save on exclusive instruments, accessories, apparel, and more with hundreds of items at their lowest prices of the year.
We’ve compiled this year’s best deals in the 2022 Holiday Gift Guide presented by Guitar Center.

Read MoreShow less

Sporting custom artwork etched onto the covers, the Railhammer Billy Corgan Z-One Humcutters are designed to offer a fat midrange and a smooth top end.

Read MoreShow less

Designed for utmost comfort and performance, the Vertigo Ultra Bass is Mono’s answer to those who seek the ultimate gigging experience.

Read MoreShow less

Mojotone will manufacture and market over 60 of their speaker cabinets and amp kits as “Licensed by Fender.”

Read MoreShow less