WINNER UPDATE A big congratulations goes out to Victor R. from Toronto, Ontario – our 2026 Radial SGI Stereo giveaway winner. Thank you to everyone who entered and stay tuned for more exciting announcements to come! Stereo Instrument Line Driver The SGI Stereo is a line extension of our high-performance stereo line driver system for guitars. … Continue reading SGI Stereo 2026 Giveaway | Radial Engineering