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• Peavey Bandit 65 transformer by g1
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• Joe Davisson's Vulcan preamp by Umlaut
  [May 17, 2024, 05:25:31 AM]
• Keelhauler MKII - a reasonably nice sounding preamp by Umlaut
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• Repairing a Gibson G-105 Guitar Amp by DrGonz78
  [May 15, 2024, 11:01:19 PM]

Need to drive 100w-ish into a 16ohm load, bridged LM4780?

Started by Badside

Pages1 2

Replies: 23
Views: 24,814

February 27, 2010, 01:15:32 PM
by joecool85

SS amp building...No treble

Started by paku5535

Pages1 2

Replies: 23
Views: 16,544

November 03, 2012, 11:10:33 AM
by J M Fahey

Frequency response

Started by gbono

Pages1 2

Replies: 23
Views: 13,222

October 21, 2011, 07:40:28 PM
by gbono

Reducing Power Output on Marshall 3520

Started by Dino Boreanaz

Pages1 2

Replies: 24
Views: 11,095

August 18, 2022, 09:55:49 PM
by Dino Boreanaz

ss amp, no distortion... add a 2nd volume to get gain?

Started by darren

Pages1 2

Replies: 24
Views: 13,248

August 15, 2012, 07:40:39 AM
by darren

Biasing opamps in a Marshall Lead 12

Started by dazz

Pages1 2

Replies: 24
Views: 12,248

November 27, 2018, 08:16:51 PM
by dazz

need help again

Started by nikkram17

Pages1 2

Replies: 24
Views: 13,145

May 11, 2014, 05:31:15 AM
by nikkram17

Need help: Marshall 2199 repair

Started by BigBoy

Pages1 2

Replies: 24
Views: 16,706

December 21, 2010, 08:02:23 AM
by joecool85

EUROPEAN TO USA HELP 5213 MOSFET 100 Reverb Twin, 100W 2x12" combo

Started by bassforlife2007

Pages1 2

Replies: 24
Views: 17,645

June 02, 2010, 09:35:36 PM
by bassforlife2007

Orange 35RT humming/buzzing

Started by bsilverop

Pages1 2

Replies: 24
Views: 7,757

March 16, 2023, 10:31:16 PM
by PMc

G-K RB400 On w/no sound

Started by dezmoduo

Pages1 2

Replies: 24
Views: 15,087

August 16, 2013, 09:10:12 PM
by J M Fahey

Marshall MG15 Series

Started by THChrist

Pages1 2

Replies: 24
Views: 34,488

March 04, 2010, 09:15:28 PM
by J M Fahey

Peak dissipation in class B output stage

Started by shasam

Pages1 2

Replies: 24
Views: 20,653

October 12, 2020, 06:28:09 AM
by shasam

Help designing schematic for 10W+ stereo portable mini amp

Started by SurreyNick

Pages1 2

Replies: 24
Views: 16,838

January 22, 2015, 07:23:50 AM
by SurreyNick

Wharfdale pm700 pa schematic?

Started by nosaj

Pages1 2

Replies: 24
Views: 14,574

August 16, 2015, 09:56:44 PM
by nosaj

Marshall MG30DFX Transformer Upgrade

Started by substatica

Pages1 2

Replies: 24
Views: 12,568

October 28, 2016, 12:41:28 AM
by J M Fahey

Practice Amp?

Started by E

Pages1 2

Replies: 24
Views: 16,933

April 23, 2010, 07:00:14 PM
by joecool85

Howler - combo amplifier

Started by Mangas

Pages1 2

Replies: 24
Views: 16,732

January 22, 2010, 05:57:46 PM
by Mangas

rod elliott's P27/M27 or P03 + preamp?

Started by yoyoy_kun

Pages1 2

Replies: 24
Views: 18,070

October 10, 2013, 12:47:17 PM
by Roly

Centralab pot codes

Started by galaxiex

Pages1 2

Replies: 24
Views: 12,224

May 06, 2018, 05:20:45 PM
by galaxiex