Harmonizer RPS Effects Unveils New Arcade Machine Harmonizer Pedal Aside from its ultra-colorful finish and retro aesthetics, the Arcade Machine is a PLL-based pedal that re-synthesizes your instrument as a square wave. Get The Pick NewsletterAll the latest guitar news, interviews, lessons, reviews, deals and more, direct to your inbox!Contact me with news and offers from other Future brandsReceive email from us on behalf of our trusted partners or sponsors MOST READ1All-star tribute to David Lindley, one of the greatest sidemen of all time, announced2“We all knew it was really good… The guitar playing is just amazing”: How Dickey Betts made “Ramblin’ Man”, triumphed over tragedy and led the Allman Brothers to their greatest success3Ritchie Blackmore on Steve Howe, Jimi Hendrix, classical influences and more4The Allman Brothers Band’s Dickey Betts has died at 805“Joe Walsh insisted that I buy it”: Jimmy Page on his “Number 1” 1959 Gibson Les Paul