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May 2014

Articles by Jeff Bober

The North American Guitar Amplifier Museum

July 17, 2013
Invisible Sound Studios has collected so many rare and amazing amps—Marshalls, Fenders, Gibsons, Ampegs, Voxes, Hiwatts, and more—they decided to designate part of their studio as a museum. Here, East Amplification’s Jeff Bober gets their story.
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Playing it Cool with a Hot Rod Deluxe

July 16, 2013
Jeff addresses reverb dropouts and volume drops or fluctuations potentially caused by failure of a Fender Hot Rod Deluxe's low-voltage power supply.
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1960 Magnatone 213 Troubadour Demo

July 15, 2013
Hear a rare 1960 Magnatone Amps 213 Troubadour in action at the North American Guitar Amplifier Museum.
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Attenuating a Fender Hot Rod DeVille

June 13, 2013
A band that doesn't mic their amps looks to pump the low end out into the room using a THD Hot Plate setup.
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Ignore a Modern AC30’s Standby Switch?

May 11, 2013
This amp has a history of eating power tubes and rectifier tubes.
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Bringing a Supro 1x10 Out of the Closet

April 15, 2013
Because of the amp’s age, should I remove all the caps and put them on a tester before attempting to power it up?
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Help for an Ailing Univox U1040

March 11, 2013
A local shop got it to pass signal and technically function, but with four power tubes, some big-bruiser transformers, and a rating of 105 watts, I was expecting more.
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