SNAMM '17 - Wampler The Doctor Lo-Fi Delay Demo Jason ShadrickJuly 26, 2017VideoCheck out Brian Wampler's latest lo-fi delay, which started out as a one-off design for country picker Brad Paisley.gearvideossnamm-2017gear-show-demodelayeffectswamplerwhats-newGearEffectsVideosNAMMReviews