Today in guitar amplifier worship we are going to look at something that seems just too rare to label a “holy grail”, simply too bespoke – the Dumble Manzamp preamp and 200-watt Odyssey power amp that ...

The late Alexander Dumble built only a handful of meticulously crafted, much-sought-after amplifiers every year – and they ended up in the backlines of many of the greatest guitarists of all time.

Marangella has proven a successful prospector for sniffing out Dumble amps, getting up close and personal with the Overdrive Special that Jason Isbell calls “possibly the greatest amplifier ever made” ...

I didn’t expect a Dumble to make me sound better, but the extent to which it made me cringe at my own playing did take me by surprise. And that probably says more about me as a player, rather ...

Ben Harper’s Dumble was found at a yard sale – and it had previously belonged to the Beach Boys. Phil Weller. Thu, June 12, 2025 at 10:12 AM UTC. 4 min read.