- Great reverb...
- V-4B Ultra Lo switch
- half a peavey classic 60/60!
- Amp does not sound right...
- Standby allowing sound through...
- Isolation transformers
- Bias measurement
- Aging new tube for a VTVM
- Roland Space Echo
- Need Math Help
- voltage doubler caps size??
- Ampeg B2
- Gretsch amp static heard during peaks
- SilverFace Deluxe Reverb Conversion
- Strange bias reading
- Ampeg R15R hum problem
- Testing mic element
- Bias and channel switching supply on Fender red knob PT replacement
- Anybody got Drake X-former color codes?
- BIG amp problem
- HF or ultrasonic oscillation, what to check?
- Engl 101 schematic wanted,please!
- Neumann U67
- Guitar head squealing at moderate volumes
- Squealing/Overloading MIG50
- small voltage at grids 1 and 2...help!
- Ampeg SVT is shocking me!
- No sound from this amp, only HUM!
- weak preamp overdrive on 2555 silver jubilee
- Ampegs are weird!~
- Fender m80 chorus
- Bassman Servicing
- 5E3 Voltage problems
- Mesa Single Rec problems
- Peavey Ultra switching problem question
- intermittent problem on a deluxe reverb
- 5F6-A circuit never goes to '0"
- OT Question
- Reverb Hum
- Epiphone Valve Jr. Combo Help
- Super Twin distortion?
- Klempt Echolette replacement p/b head
- New Caps
- Tonnes of Tone Effect Loop Troubles
- OT
- Seymour Duncan 84-40 HT too high
- good tone bad hiss 5E3 6L6
- marshall jcm2000 tsl122 problem-o
- Kmd Gv100 Sd
- Epi EA-300RVT
- Red plating with a loud shhh
- Schematic for Bogen CHA33?
- 5U4 or GZ34 in 1970 Super Reverb (460V vs. 495V)
- Hiwatt output weak
- Failed primary winding on Power Tranny?
- 66 Bassman noises/problems?
- Acceptable variances for "matched" power tubes?
- Marshall DSL401 filaments
- Peavey Classic Chorus 212
- Is red plating on power tubes a sign of too much voltage or too much current?
- Kustom Hustler...can i fix her?
- signal on b+???
- Pignose 30/60
- Taming splashy reverb
- Peavey M-2600 transistors
- isolating switchcraft jacks
- Acoustic model 125, schem needed please
- B+ unstable (=slowly decreasing) in old amp
- Jack Darr Electric Guitar Amp Book in Reprint
- Ampeg V4 Standby Light
- Bad input jack?
- playing bass through gutiar head
- homebrew help
- need help w/ ampeg V4
- Princeton help
- Nashville 400 (Round 2) Hot Hummmm
- 20uf@ 500V Prices are Insane !
- Hello-Help with Fatboy amps
- Help with Legend amp power section
- High freq. noise on carlsbro 50
- Yamaha T100 Soldano Biasing
- Mesa Mark III
- Old amp sounds "tired". What do you do?
- Dual Rectifier Trem O Verb switching
- Marshall TSL FS schem?
- London Power JCM 800
- Marshall jcm2000 dsl 100 Bias low
- Marshall Mode 4 schematic
- Peavey ULTRA PLUS crunch sw problem
- 1971 AA 270 super reverb questions
- Tremoverb reverb problem
- Univox bass head question
- Hot Fender Showman Transformer!
- how do you test a PT ?
- "Cracling" MXR EQ
- New Marshall pedals
- Amp got HOT - now hums like crazy
- Deluxe Clone Farting Problem
- Very bad crackling noise from small amp.
- Tube temperature
- Crest power amp
- Mesa Mark III blowing caps
- Tranny's How to tell ? Where to get ?
- Tube Amp Problem
- 71 Fender Pro Motorboating
- My Ampeg SVP-1500 is protecting in 4 ohm bridged.
- Schematic for a Magna m192-5 Troubadour
- No sound from Silvertone amp head
- Silvertone 1482 Tremolo does nothing. Bad tube?
- schematic for Peavey Ultra 112/212
- motorboating fender amp
- Crate BV120H Retube
- Mark III biasing
- where can I find a crate bv60 schematic (blue voodoo)
- Crate VC6210 (Vintage Club 60) schematic?
- 4203 Marshall trans?
- Distortion on 100 watt setting Acoustic G100T
- Ghost nototes at OTs primaries
- Super Reverb fuse blowin
- circuit diagram for the Vox AC30 reissue
- Fender Deluxe 112-plus - Repair?
- Princeton Reverb woes
- Marshall 1959SLP Problems - Please Help
- twin reverb problems
- Advice on Crate Palomino 8 retube?
- 50hz vs 60hz Damage?
- fender roc-pro 1000 buzzing
- schem for Ampeg BA-115
- Trouble With RARE Randall Tube Amp
- Strange non-stock resistor in reverb circuit
- Here's one for ya............
- Vibrolux Reverb Power Transformers
- SS Carvin problem
- JAZZ CHORUS 55 / bad sound
- Noise on Fender DR, new tubes/caps
- Bassman SF AC568 circuit hissing
- rogue rb120.....musician's friend amp
- 65 Vox Dies after it warms up?
- 6V6G bias current rising and rising... ad infinitum!
- Orange AD200B Mk II Bass Amp
- Marshall AVT 150H power module
- Ashdown EVO II 500
- marshall jcm2000 tsl100
- Peavey 400BH
- Mesa Boogie 2:one hundred
- aa270 twin reverb, no vibrato
- Laney Klipp "distortion"
- AA270 Twin Reverb, reverb on both channels
- marshall noise (SS)
- top mount ampeg VT40
- Marshall Valvestate problems
- Suggestions for an AB165 Bassman
- Beer battered deep fried tube socket
- silvertone 1482 mods
- Too high plate voltage on preamp tube
- Peavey Ultra Plus doesn't power up
- Pushing output tubes
- marshall avt50h valvestate...question for the gurus
- Fender Super Twin parts
- Fender amp reverb's driving me nuts!
- AA270 Twin Reverb-More Vibrato Intensity
- Bogen Challenger CHB35A problems
- Behringer parts supplier??
- Odd Bb buzz from a JTM 45 copy
- acoustic model 450 fuse holder
- Marshall TSL 1000 high bias voltage - help
- Gibson ga-5 running hot
- 2001 Peavey Minx 110 - low output
- Marshall JTM 30 Bias Adjustment
- Deluxe Reverb RI help
- acoustic model 450 blowing fuses
- Which way should I wire these speakers?
- Oahu Amp by Jester... anyone have one? noise issues.
- SoundCity bias
- Supro question
- biasing a SF twin reverb
- tube amp problem. loose tube maybe?
- anyone have acoustic model 470 schematics?
- Need help fixing a Marshall Lead 12 Combo
- Smoke/Burning Smell (Guitar Research T64RS Head)
- Any Mesa Boogie techs out there?
- Humming cathodyne splitter
- MARK IV Switching Marix
- ticking tremolo in a SF Twin Reverb
- Crate VC 5310
- AC30CC VOX ticking tremolo
- silver faced champ help
- What causes this?
- Twin Reverb Bias...
- Help! Ampeg SVT CL Phantom noise
- Hartke Schematics; any solid state guys out there?
- Jordan Two/04 schematic needed
- What do you guys that run service shops use for software???
- Excessive mag field hum
- Jcm 900
- Roland JC120 hum
- Vox AD60VT Valvetronix
- Where can I find 47uF 550V caps for Marshall?
- Load 120Hz hum in Ampeg B12N: running out of ideas
- Ampeg B2
- JCM 800 2203 dead...
- advice on yamaha EM 150II?
- Behringer PMH660 no out
- schematic for Marshall G 100R cd.
- Mesa Single Rec Issue
- Mesa Mark III silence
- matchless DC-30
- Marshall 6 pin DIN
- montgomery Wards gvc-9058A squealing
- Put-put noise going when tremolo is engaged
- Hum-Buzz
- H&K Zenamp pilot light issues
- Mesa boogie 50/50
- Arrgh! Can't track down problem: Oscillation??
- Quick question about Vibro Champ speaker out
- No sound coming from Blues Jr.
- Slower Vibrato on Vibro Champ??
- (new) Valve Junior head noisy problem
- Stuttering amp
- Volume pot trouble
- Strange output
- SWR LA 15 Bass amp problem
- Transformer Lamination Refinishing
- Need Amp tech I can trust near Santa Rosa Ca
- ADA preamp
- Ampeg BA blowing xistors
- Crackling and fading Admiral HS-550
- how do i test a neon indicator light?
- Ampeg Vt40 Trouble
- Testing power trans
- Peavey TNT-100 Repair Problems
- Revisiting an old headache for Thanksgiving
- Seymour Duncan eating rectifier tubes
- "The Twin"-Reverb problem
- who knows?
- Schem for the The Twin (red knobs, 1990)
- Palmer PDI-03 innards
- Peavey 6505/5150 biasing problem?
- how to test a SS transformer?
- Acoustic 450 head trouble
- Blackface Vibrolux
- Squier Sidekick noisy
- SS help
- ab763 bass problem
- Marshall AVT150 Overdrive channels passed away - help
- Old Ampeg SVT Can Caps
- 68 super reverb cabinet restoration
- Alamo Fiesta amp - tremolo not working
- Noisy Peavey 5150 II
- biasing/balancing ???