Editing Effects unit (section)

===Modification===
There is also a [[niche market]] for modifying or "modding" effects.{{citation needed|date=May 2018}} Typically,{{according to whom|date=May 2018}} vendors provide either custom modification services or sell new effects pedals they have already modified.{{citation needed|date=May 2018}} The [[Ibanez Tube Screamer]], [[Boss DS-1]], [[Pro Co RAT]] and [[DigiTech Whammy]] are some of the most often-modified effects.<ref name="Moraga">{{cite web|last=Moraga|first=Christian|url=http://www.effectsbay.com/2009/11/mod-it-yourself-m-i-y-part-1/|title=Mod.It.Yourself (M.I.Y) Parts 1 – 3|date=19 November 2009|publisher=Effects Bay|access-date=18 September 2010}}</ref><ref>{{cite web|url=http://www.cubisteffects.com/category/modifications/|title=Modifications|publisher=cubisteffects|access-date=18 September 2010|archive-url=https://web.archive.org/web/20100830041804/http://www.cubisteffects.com/category/modifications/|archive-date=30 August 2010|url-status=dead}}</ref> Common modifications include value changes in capacitors or resistors, adding [[DI unit#Active units|true-bypass]] so that the effect's circuitry is no longer in the signal path, substituting higher-quality components, replacing the unit's original operational amplifiers (op-amps), or adding functions to the device, such as allowing additional control of some factor or adding another output jack.<ref name="Moraga"/><ref>{{cite web|url=http://www.diystompboxes.com/pedals/schematics.html|title=Selected Stompbox Schematics|publisher=DIY Stompbox|access-date=18 September 2010}}</ref><ref>{{cite magazine |last=Platt |first=Charles |url=http://makezine.com/15/stomp/ |title=Stompbox Basics: Tremolo and Fuzz |archive-url=https://web.archive.org/web/20100928121747/http://makezine.com/15/stomp/ |archive-date=28 September 2010 |magazine=MAKE Magazine |date=9 September 2008}}</ref>