- New, First Build 18 Watt Marshall Clone No Sound.
- AB763 No verb, no vibe, 1 channel help
- Tremolo problem in modifed 5F11
- Matchless Tone Stack problems - help!
- BF Deluxe new build troubleshooting
- Crackles/pops in JCM800 build
- Hum issue in 18 watt 6bq5 build
- New 5F1 - Strange Problem - Low B+ with tubes plugged in
- Help with first build. 5F1 Champ
- new 5e3 build blowing fuse
- crosstalk and fizzyness in plexi se
- Homemade EL84 Push-Pull amp doesn't work
- Problem witjh Mojotone 5E8-A - Treble pot acting as Volume control
- Princeton AA964 clone low volume output and various other issues
- Can't get 5D8 Twin PI to balance!
- Weber 18 watt tmb help trebel and bass very scratchy mid ok, random pops static
- Fender twin reverb (ab763) PI trouble
- AA964 Princeton Squeal/Chirp on Power Off
- 5f1 slight audible oscillation
- Presence control strange behaviour
- Ampmaker Double Six power supply problem
- Problem with Mojotone 5F1 build - no sound
- magnatone 260 vibrato in fender super 5D4
- TUT 3 Plexi Build Parasitic Oscillation Problems - Strange one!
- Bugs in tube / mosfet trem
- Bad cat hot cat bias?
- Revisiting an Old Project 100w Plexi
- Hammond AO-35 Carmen Ghia conversion question
- Recent build is DULL sounding
- Two-stroke amp not making any sound
- Please help with my first build 5F1 with no sound
- Vibroverb 6G16 tremelo circuit
- More distortion from EF86's rather than headroom?
- Crazy 5f1
- Plexi50/JTM50 build
- Cathode bias 125% of max dissipation :·O
- Help with grounding scheme in 18 watt clone
- 5F1 build developed squeal when on high volume
- power tranny?
- 18 watt TMB build,no sound?
- 20 watt Doberman transformer?
- Update on my 'New Champ Build Problems'...
- First 5E3 - Distortion,
- 18 watt TMB?
- First post and debugging dillema of trinity 5E3
- Replacing caps in tube amp
- Trying to blend (link) two channels tube preamp.
- 18 Watt gremlins - Need help (with audio clip)
- Weber 5F6A Noise
- 5F1 - Low Sound output
- 5f1 Build - Squeal - Pls Help
- are these voltages correct ?
- hum on stand by, any ideas ?
- What is wrong here? Newly built amp makes a weird noise!
- '65 BF Twin Reverb(AB763) scratch build
- Still humming some.
- Hi all, new here.
- 5f1 Help Needed - DOA
- Power cord hot/neutral/ground question.
- Randall RG80 pre-amp
- Everything is great until I pull out my guitar cable
- Rectifier Tube Question...
- Peavey Bravo clone - Plz check my schematic!
- New Champ Build Problems...
- 5F1 with 5AR4 rectifier - excessive hum
- hum, i didn't do my home work...
- Distortion from 1 half of long tail phase inverter
- Fender DR Vibrato - intermittent fuzzy noise + other noises
- Strange Problem
- Stand alone reverb project - dry signal attenuation issue
- First Build Blues: Mojo JTM45
- Excessive hum
- First Build: Ruby debug help
- Deluxe Reverb Build - Bias way too hot, and other problems
- Can only hear it when volume maxed out (Ampeg SB-12 build)
- Deluxe Reverb clone - ugly distortion when v3 is connected - help!
- Trying to solve reason for low output (5F4 Super circuit)
- Fender 6G6-B Voltage way too high
- Very high screen current?!
- Low power from Champ style build
- JCM 800 build output transformer hum
- squealing out of control when powered on
- new build 5X3 Fender 2nd input problem
- 6g2 tremolo issue
- More 5F1 Champ Build problems...this one is strange
- Plexi/800 build hums if >60% max dissipation
- First build problem
- Clone Sorta Fender Pro Reverb problems?
- Princeton Reverb: Hum, Low B+, dead PT ...
- Hiss in new build
- Can't lower 5e3 B+ with Zeners
- Negative voltage on grid of cathode biased output tube...
- Super reverb making a breaking up noise/static sound
- 5f1 DIY...No Guitar Sounds....
- 5e3 motorboating?
- Mojotone JTM45 build issues-RR
- 5E3P Build problem
- Home Brew SVT Hum Issues - Suggestions
- New Marshall JTM-45 clone build making noise on high gain.
- Any ideas why this mid pot is not working?
- New Marshall JTM-45 clone build makes harsh loud noise.
- DIY Bassman 5F6-A treble knob acting very strange...
- B+ Issues in Tweed Twin Build
- ac30 build low volume
- Minor issues with a new build
- Home Brew SVT Bias Issues
- Bias 10mv difference in power tubes
- consistent issue across builds...
- help with build
- 5E3 new build. Pin 5 dcv not right?
- Max volume too low on tweed twin
- two problems with tweed style build
- bad cat mini?
- Hiss... again, but no boos
- rebuilding an amp without a layout?
- hum and squeal - hand wired Blackheart Little giant
- Princeton Reverb doesn't overdrive
- Super Lead 1959 clone - curious bright cap behavior
- Super Lead 1959 Clone Hum
- Princeton Reveb New Build.
- Problems with cabinet grounding
- issues with ac-30 build
- 5e3 Troubleshooting
- 5g9 bias cap exploded!! Now what...?
- Preamp heaters meter 3V, but no glow and no sound. What's up??
- Need some help on a 5F1, please.
- Amp Hum, most common cause(s) ???
- Checking voltages
- Blew up my Ruby - need help fixing
- Hum and buzz
- 5f6a still making trouble
- PSU or lead dress issue
- old Gibson Atlas top hummm
- New 5F8A HUMS!
- Mojo Princeton Reverb
- Help with homebrew amp
- BAD CAt Hot Cat ?
- Tone Stack Trouble
- 5F6-A / JTM45 copy squeals
- New build, no ouput...What first?
- SS Diode-audible mechanical or electrical tick noise ?
- Super Lead clone - lack distortion inside head box
- Uh-Oh No paddle
- Transformer/Rectifier Wiring
- DIY BF Deluxe Reverb troubleshooting
- Plexi clone voltages
- Missing input resistors on 5E3
- First Build - Marshall 18 Watt build troubles
- Weber 6a14 build still isn't right
- "Finished" my AX84 Single Ended Lead build -- No sound... Next?
- Hot Cat Bad Cat finished, build ?
- Bad Cat Hot Cat ?
- 5F2a voltage: My Grids Ain't Good
- Two Stroke thump
- New cathode bias 6L6 issues...
- 2 Stroke Build completed today, Question
- 5F2a, built and at the starting gate
- switching between cathode capacitors causes a Pop
- Bad Cat hot cat build?
- Please help me out - debugging my Ruby Bassman amp
- 5f2-a. big noise, like feedback
- Oscillation in 5E7 Clone
- Power transformer clipping?!
- SE guitar tube amp ... strange noise
- mojo 5e3 intermitment volume drop
- Hum in 5E5A build
- "Dumble" Deluxe Reverb wierdness
- Another 5F1 Newbie Here
- "OOPS!" moment of the week.
- Fender deluxe point to point clone
- Debugging a Princeton Reverb High Power build
- 5F2A build sounds fizzy
- Zener Trick in Voltage Doubler?
- Blowing Up Meters
- Low Hum in AB763 Reverb Channel
- Single Ended Master Volume Hum
- Too high B+ for Alembic/BF-style preamp?
- Newbie with 5F1 problems...
- first time builder champ problem
- still slight noise in latest build.
- Super High voltage AB763 Super Reverb
- Hum from Power Supply?
- matchless lighting build ?
- Hummmmm from one side of the PI?
- Grounding?
- Broken Input Selector, Way to bypass?
- Mojotone Fender 5F1 Champ No Output Debugging Help?
- AC30 style build oscillation in bass and cut controls
- Grounding BF-style amps
- nfb causing buzz on new 18 watt plexi
- 5F6A: Squeal
- gibson style tag boards conductive?
- Fixed cathode bias?
- Champ impedance switch wiring question
- Two Stroke impedance switch problems
- Hum/Squealing from 5E3 Deluxe Build
- Used wrong resistors but Champ amp sounds great should I change them?
- Reveb Pan close to chassis - hum in reverb
- AC-4 Tremelo reacting differently to different tube brands?
- 5F4 Head Needs Debugging Help
- JTM 45 Clone buzz/hiss
- Another 5F2-A hum question!!!
- Solder in tube socket
- Newly Built 5F2a, Low and Bad Sound...
- Modded 2203 low sens makes no sense
- low power... PI issue?
- loud , low frequency hum in AB763 clone
- 5F1 - hum and speaker crackle
- ruby amp buzzing
- Freaky Reverb Hum / Deluxe AA763
- Trying layout changes in 5f1 home build
- annoying noises
- hummm issues
- Static noise caused by cabinet Vibrations
- Major voltage drop in power amp section
- Help! Newbuild Bassman with Asymmetrical clipping
- 5F1 (sort of) build troubleshooting issues
- Newbie here
- crazy buzzing distortion
- High B+ Voltage in Build - Can't Find Issue
- DC voltage on input mystery
- Unintended Low Freq Oscillation
- LED PIN confusion
- need help with 6DJ8 cascode build
- did i kill my pt?
- Hum in Ac30-style amp
- 5F1 New build
- Ac30 clone - tremolo effect when goes off
- Bogen chb-35a conversion. Strange feedback issue
- 5f2 build problem
- Loud pop on switches
- Odd buzzing in 5f2-a
- first build trouble... help please?
- 5c3 Proluxe help
- New 5e3 is Really Quiet
- LTP tail voltages in 5F6A build
- Voltage Chart for the Tweed 5f2-a
- Another Bassman Build With Issues (AA864)
- Marshall 20W Clone Build Redplating?
- 5f1 build, s
- New Bassman+ build with issues
- 5F2-A bad harmonic and distortion
- Cathode Capacitor Smoking
- 5f2a bias voltage too high?
- Lopsided Push-Pull 7591S Pair, 6U8A Splitter
- power amp failure, testing methods
- Homebrew 5e3 voltage leak?
- Strange biasing troubles
- 6G15 hum dagnabit
- 5E3 with EL34s