- 18W build is kinda turbo charged too dirty too soon
- Fender Deluxe Reverb II - repair?
- Epiphone Valve Standard Problems
- Marshall AVT275
- Ampeg g212 input op amps RC4739
- Loss of power
- 73 Deluxe Reverb hums when rvrb turned up
- Mesa Boogie solo humming badly
- 70's Bassman tube problems
- need amp help
- princeton tweed distortion
- SUPERCHIEF 120 MATCHLES Schematics Request
- getting ready to make my first amp mods
- Wanted: Vibrolux Reverb AA864 schematic
- Schematic Heaven down?
- 64 super reverb speaker choices
- head problems
- Fender BXR 400 Problems
- Is it ok to use a 5U4 instead of a GZ34 in a Vibrolux?
- Fender Hotrod Deville 212
- RCA 480060 replacement
- Marshall MG100 FX master volume
- LANEY with no power
- vibrating PT - help...
- Amplifier Chassis Pictures - where is it?
- Carvin X 60A
- RFI filter for guitar inputs
- Carvin X-100B
- Hum with Reverb Channel?
- One socket causing tubes to "run away"
- bassman 135 feedback or parasitic
- tube help on a Peavey Delta Blues 2x10
- Peavey Delta power tranny Blues
- How can I get Marshall TSL Service Manual
- ? about TSL pot
- Twin Reverb build cuts out when Vol Cranked
- Are Illinois caps better the Weber-branded caps?
- Mesa single rect low volume
- I want to put 6550 tubes in my Marshall 2555
- Can I use 6L6 tubes in my marshall 2555?
- One Tube Red Plates
- safely run 8 ohm speaker off 4 ohm amp?
- Lee Jackson sp-1000
- Randall RG80-112sc Channel Bleed
- Filter cap voltage
- Peavey 6505+ problem
- Valve junior filter cap help
- PLEASE HELP!! Ampeg SVT R47 Preamp Resistor headache!!!
- Hiwatt SG50 Lead
- Marshall JCM 800
- How do I get started in amp repair business
- Hartke HA2000 Part ID
- How to use a tube tester
- Roland jc-120
- vox tube change
- Mesa Studio Preamp - "dirty pot" sound
- 5150 - Powered up with no speaker cable
- Eico 950 B
- HT fuse just won't stop blowing.
- A quick quesiton about testing resistence
- beginners luck advice needed
- Sick Laney VC30 112
- Holland amp schems?
- Loss of power (volume really weak)
- Fender Acousticonic Jr.
- Reverb in my Blues Jr doesn't work.
- unresponsive speaker
- Vox AD60VT Part search....
- Yet another parts source question
- Hiwatt Lead 50 bias reistor
- Fender M80 help needed
- deluxe reverb tube q
- Hartke 3500-Output transistors
- space echo dying
- Peavey Classic 30 tube glowing red
- Problems with my 5150 combo
- Discharging filter caps in a Classic 30
- Newbie question - obtaining an oscilloscope
- Sovtek MIG 60
- Water damage Peavey Artist 240
- 6L6 Groove tube filiament solder issue
- Fender Princeton Recording Amp
- subharmonics in Marshall 4210 (2205)
- When did Electrolytic Capacitors get so darn expensive???
- Q: Blackfacing a '69 SF Vibrolux Reverb?
- Biasing question
- dead cap?
- Fender performer 1000 Hey Enzo
- ampeg svt 4 pro-ground loop issue
- Marshall DSL
- Mixing brands of output tubes
- Traynor YBA-1 Bassmaster Capcan replacement
- Complicated homebrew help?
- Flutter with 12au7 tubes...
- No sound - volume knobs are ineffective
- Marshall blown PT cause
- dead ampeg, need help troubleshooting
- swr workingman 15 catastophe !
- Pro Jr. problem...
- reverb feedback
- 500 ohm grid stoppers for 6V6?
- Fender Prosonic Amp gone "funny"
- power transformer with no bias tap
- New 1967 Traynor YBA-3 - Noisy Crackling When Idling
- replace one or all speakers?
- Rivera Fandango 212 combo problem
- 5150 standby doesn't work
- Firefly amp
- SHOCKING Princeton
- Current 6L6GC tubes...Tung Sol, JJ, other?
- Replacement OT for EKO?
- Biasing
- Replacement PT for a JCM800
- Need schematic for H&K Attax 100
- Bassman 135 Blowing Fuses
- Sovtek Mig 100 Problems
- Crate problem
- Marshall valvestate 8100 blowing fuses
- Deluxe Reverb tube problem
- JCM 800 No Power
- Acoustic 300 schematic needed and ???
- Vox AD30 noises
- How can you tell if a rectifier tube is bad?
- Johnson JM-150 amp PCBs
- Peavey Delta Blues popping sound
- Trouble With a Paraphase PI
- Valvestate problem - low volume
- marshall slx power amp oscillating
- HUGE rookie mistake 18-watt heaters
- roland kc-500 amp repair
- Need schematic for Crate FXT120
- '65 Super Reverb Tubes
- Crate vc5310 Valves ARRGGH lost volume
- Ampeg VL-1002/Please help..
- Marshall Tube Amp Problem/Please Help
- 18-watt - 60 and 120 hums
- Need EBS TD650 scheme
- Crate problem PART 2
- schematic for Ashdown Peacemaker 60
- ashdown peacemaker 60 bias adjust
- Peavey Delta Blues
- New Cap just died?
- Update from Ashdown on 60H bias-FYI
- sound city 50+ problem
- Info on this amp???
- 5150 Combo problem
- Valve Jnr EL84 bias..
- Source for a 4PDT?
- Marshall repair - how to replace speaker??
- Marshall DSL100
- Locating Buzz in Distortion
- Trace Elliot speed twin gone bang
- Need Champ 25 Power Transformer
- SS Ampeg B100 power transistors - What are they?
- Strange Buzzing problem
- Sunn Sentura 2
- Cap can question
- Grounded cap in Pro-Reverb, V5, pin 6
- 1965 Deluxe tube specs
- popping when i turn transistor amp off
- roland cube 30 warbling
- Ampeg Vl-1002
- 6G9-B Tremolux (Brownface) voltage check - running too hot
- Loud Hum In Peavey Pacer Amp
- Schematic for VOX AC-15 TBRX ?
- Rivera f-55 - Octal sockets?
- No sound at all: missing B+ ???
- Need Valco "Chicago 51" schematic
- mesa boogie dual rectifier odd feedback
- Wacky 5150 schematic
- Noise problems - Silverface Deluxe Reverb
- buying an oscilloscope
- Fender Super 60
- tips on selecting replacement transistors when the original type is unknown
- Help - replacing plastic 4-prong jack
- Biasing trick for a Rivera R-55 ???
- Vox AC125 HELP!
- Looking for schematic for Garnet PM1 mixer
- Safety for Tube Amp Nu-B
- Question about Bridge Rectifiers
- Sovtek Mig50 low power
- Problem with my Sunn 2000S
- Super Reverb RI trouble
- Vox AC 30 80ties problem
- Fender Stage 112SE
- 5 Volt Tap Question
- Roland JC-120 fuse blowing
- Marshall 50 watt JCM800 PT\Heyboer Woes
- Marshall JMP-1 Midi preamp
- Extension speaker jacks (Alamo in particular)
- ODS troubles when cranked
- Repair Safety First
- 5150II Noises (and lack thereof)...
- HELP with a Vintage Amp that's dead...
- Hum in power amp
- spitfire problem
- Capacitor voltage rating
- Marshall JTM60 preamp filaments
- HELP!! Marshall TSL100 Hum Clean channel only
- Hum in my fender blues de luxe
- Dead JCM800 . . need help . . .
- Peavey Ultra Plus - dead...
- Torres bias kit problems
- Question about replacement 100 watt Marshall PT
- Laney tube amp problem VC 30
- Fender Tonemaster
- Blues Deluxe channel Limbo
- MusicMan 2275-65
- Ampeg J12t cuts out
- Noise in SFDR
- Power supply ground buzz....
- mosfet forward bias/ Hartke HA3500
- Looking for Marshall VS100 schematic
- Super reverb Vibrato--no worky
- a bit off topic? Need schematic for Nikko 220 power amp
- Trem problem
- Tilting amp back onto its legs almost kills volume in fx loop
- bandit 112 problem
- Marshall DSL50
- Crate GX-15
- Strange Hot Rod Deville breakup
- Cap replacement suggestions for SFDR?
- Marshall VBA400 power amp voltages
- Carvin XV-112E combo repair...
- Did i damage my amp?
- ADA amp
- Blues Deluxe Channel Problem
- Mm 210-65
- disassembly of a Hugges and Kettner duotone combo
- Univox tube amp oscillates/feedbacks
- FX Loop problem with delay pedal
- How to open a Crate BX100 combo?
- Anybody have a dead Champ 25
- Gibson Medalist 410 schem request
- Acoustasonic SFX II Problem...Schematic?
- Old DI with Distortion
- peavy classic 30 popping noise
- Sunn 300T popping thermistor
- High-pitched piping whistle in C30
- Marshall Cabinet help??
- HIWATT Bias Resistor Question
- Biasing Question
- Bizarre hum problem from tone stack
- JCM900 50w dual reverb low on power
- PI is suddenly red plating - HELP!!
- Deluxe reverb, No Reverb!!!
- Peavey Delta Blues hum. please help!
- What the???
- Flames in the power section - HELP!
- B+ dropped from 427V to 339V !