John Mayer reveals two simple tips that will change your blues guitar solos forever By Michael Astley-Brown Blues ace shares red-hot pentatonic knowledge in 45-minute quarantine guitar lesson
VHT’s D-50H captures hand-wired, Dumble-style tones in a surprisingly affordable package By Richard Bienstock Single-input 50-watt head boasts three-way bright switch, mid boost, footswitchable overdrive section and more
Kirk Hammett reveals a Dumble he once owned is up for sale for a whopping $750,000 By Richard Bienstock "I didn't think it sounded that great," the Metallica guitarist says
You can now buy Robben Ford’s Dumble-serviced Fender Super Reverb… for $15,000 By Michael Astley-Brown Listing includes emails exchanged with elusive amp builder
