Giveaways January 2015

January 15

Ask Amp Man

Ask Amp Man: Better Biasing for Silverface Twin Reverbs

December 9, 2013
Blackface-style biasing makes it easier to set up and service ’70s Twin Reverbs.
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Ask Amp Man: Twintervention (aka Rescuing Rotten Twin Reverbs)

November 13, 2013
Master-volume Twin Reverbs of the ’70s have a deservedly bad reputation—but a few circuit tweaks can save them.
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Ask Amp Man: The Early-’70s Silverface Fender Twin Reverb: Dud or Dynamo?

October 15, 2013
Why don’t master-volume Twin Reverbs get any respect?
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Ask Amp Man: Pumping Up an ’80s Fender Champ

September 20, 2013
These simple mods can nudge a Fender Champ toward a more Marshall-like sound, with increased mids, greater headroom, and improved overdrive tones.
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Ask Amp Man: Upgrades for Silvertone and Fender Hot Rod Amps

August 13, 2013
This month we look at changing the gain structure on a Silvertone and dealing with volume fluctuations in a Fender Hot Rod Deluxe.
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Identifying Vintage Fender Speakers — and Battling Hum

July 29, 2013
What kind of speaker is in a 1965 Deluxe Reverb, and how to switch it out without increasing the amp's volume, plus tackling hum in modern Fender combos.
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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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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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