Controls
- Sens
- Controls how the effect responds to the input signal.
- Peak
- Controls the amplitude of the .
- Drive (Down/Up)
- Selects the direction of the filter sweep: down- or upwards.
Information
This effect was first called T-Wah, then Touch Wah and again T-Wah.
Video
(2007-03-16) Boss T-Wah TW-1 Effects Pedal by psymeg
(2009-01-10) Gear Demo - Boss TW-1, T Wah by Crxshdxmmy
(2012-05-12) Boss TW-1 T wah twah demo, Msm Workshop by MSM Workshop
(2013-12-10) ??????BOSS TW-1 T Wah?BOSS COMPACT PEDAL 100th ANNIVERSARY!!? by Chuya Online
(2015-09-01) Boss Pedal review 54: TW-1 Touch Wah by Cameron Johnson
(2018-10-06) Master the awesome T Wah effect (Touch Wah or Auto Wah) using Boss Katana & Tone Studio by JustinSandercoe
(2020-12-08) BOSS TW-1 T Wah Demo by PepeMusicDE
Documentation
- schematics
- schematics
- schematics (Free Info Society)
- schematics available at Schematic Heaven

