Ampeg Dan Armstrong – MuseWiki: Supermassive wiki for the band Muse
File:Peavey head & Ampeg Classic cabinet.jpg - Wikipedia
10 Best Bass Amp Heads 2018 - YouTube
Red Rock Amps - This 1962 Ampeg Reverberocket was in for a refurbish. From Wikipedia: "In 1961, Ampeg became the first company to incorporate reverberation (reverb) in an amplifier with its Reverberocket,