- Preamp output question (cathode follower)
- Peavey Rockmaster Preamp Mod Q's
- Hartke VX3500 mute switch?
- Hammond Organ through my guitar amp
- Taming Princeton '65 Reissue High end???
- 5F6A/JCM800 schematic?
- Output jack wiring
- fender 212r vol control
- FX loop for Matchless Lightning build?
- Subbing in a 5Y3 Rectifier...
- Randall MTS series (New Guy)
- Can I mod my Ampeg j12t to add a footswitch?
- Blues Deluxe Reissue Effects Loop Mod
- Help with Biasing my converted amp
- adding an effects loop to a fender amp
- 6V6 options?
- Champ 12 Torres mod and OD channel problem
- Modding Bedrock 600 series
- Planned PYE Amp Bridging Mod Need help
- guitar research amp mods
- Filter Caps Replacement
- How can I add harder clipping to this circuit?
- Next project/looking for "one wire mod" clips
- Cathode follower/DC filaments - issues?
- Mashup - SFVC pre with MMbass power amp
- Roland Jazz Chorus Speaker Swap
- Pulling tubes and impedance change questions.
- Need help with Honeytone distortion
- Intensity pot w/ switch
- Peavey Cab Mod I did for A customer
- WEN custom 15
- Carvin X Series Boost mod
- Need more bass thump from Champ
- Possible inprovements for Sunn 2000s & Traynor, too.
- Paper in Oil Caps???
- Help with amp fan idea with a twist
- fat/smooth switch.
- Peavey Classic 30 2nd channel tone...
- Cathode Follower Question (59 bassman)
- peavey classic vtx 65w questions
- 6C10 to twin 12AX7's conversion
- Add Bias Pot to Mesa Boogie Mark I reissue
- Less treble Fizz, more upper-mid Kerrang! in 2203-based hot rodded preamp?
- Mesa DC3 bias adjustable bias
- Vox AC30 CC2X Output valves
- turn sidechain fx-loop to an insert fx loop
- Removing NFB loop on Laney VC15
- crate vintage club 2110R tone stack inductor
- Help with fixed/cathode bias switch
- Pulling tubes out and OT sound
- 5e3x2 rebuild into ????
- Deluxify my princeton...
- Champ +bias filament / hum cancel
- 1986 Marshall JCM800 2204 mod
- Tremolo on normal channel? Fender Showman
- Classic 20 mods
- Increasing Clean Headroom in Fender Tremolux
- Fender 'Twin Amp' c2002
- Adding screen resistors Peavey Triumph 60
- Russian EL84M and Tungsol 12AX7 Gold
- Peavey C30 cap replacement
- Anyone know how to integrate an FX pedal circuit onboard an amp?
- Worth a look for 5E3 fans
- Reverb in Ampeg Reverbrocket II
- Moding an output transformer on a C30/50???
- Fender Tweed deluxe 5e3 feedback loop
- Mesa DC30 and heyboer trans.
- Latching type channel select for a Concert (II)
- Bassman tweeks- how to reduce gain???
- Blues deville bias control
- Bassman/Bandmaster OT exchange
- PV delta blues trem volume
- Fender SK 35 Rev adding a gain footswitch
- SF Plate Voltage Reduction for GZ34
- Peavey Ultra-Channel Switching mod?
- Hot Rod Deville mods?
- Someone learn me about negative feedback please?
- Whats the deal with Mesa Boogie Mark III combos?
- Crate GLX65 Amplifier; Want to Add a Line Out Plug
- Mercury Magnetics OT upgrade on an AC15 - Wiring Question
- subway blues amp sounds dark and dull
- Mod for the delta blues
- Laney GH100L mods?
- New Amp Designs Posted
- Choke for AC15 CCI
- Gibson GA-5 Skylark tone mod
- Filter Cap Reduction
- Tube-driven series FX loop changes tone?
- modding a 5F1 for a 6L6, 6f6
- Turrets
- Input jack Peavey C30
- Fender Super Champ Bias Trim Pot ?
- Silvertone 1482 Upgrade.
- Your Opinions of the Weber Signature Series Speakers
- 77 twin reverb
- Super Champ XD / effects loop?
- Practical application of noise reduction
- Basic Transformer question?
- New OT for 5e3 with 6l6 AND 6v6
- 6EY6 replacement for 6V6
- You thoughts on Plate Voltage?
- Fender Champ AA764 Filter caps.
- Marshall JTM 60 choke advice!
- Taming an overly bright reverb
- Bright switch?
- Super Reverb SF correct filter resistor values?
- Classic 30 replacement transformer (Hammond)
- Bugera 6262 use & bias of only 2x6L6
- Output Transformer Replacement?
- cleaner sound from fender deluxe
- Standby switch?
- Eden WT-1205 - trim pot adjustment to increase preamp gain?
- Need help modding Traynor YGL-3 MKIII
- Fender Red Knob Twin -> 5F6A Conversion
- Some Silvertone 1484 questions
- More clean headroom for a homemade Tweed Super...
- Half Power Switch in vintage Sunn Model T?
- Fender Red Knob Twin w/GZ34
- clean headroom
- Fender Twin Reverb blackfacing & Cap jobb Help!!
- adding bias pot and test points to pignose 40(HELP)
- More crunch?
- Bulletproofing a Vibro Champ
- Increasing Bass response in Peavey Classic VT
- Moving the location of the master volume
- DIY Kit
- cheap amp mods
- how to reduce power in a deluxe reverb
- Coaxing the JCM out of a Peavey VTM 60..
- Modding a cheap solid state amp for more clean headroom.
- Not really a guitar amp... but let's see what we can do:
- Crate Stealth GT50H Choke Placement
- Very Interesting
- V1512 Output tranny upgrade
- Bigger Filtering in SF Deluxe
- Replacing output coupling caps in a el-84 Traynor Bass Mate; polypropylene?
- Dampen Tremolo on a Beltone Teisco AP-12?
- Alt Channel Link Mod - BF/SF Fenders
- Need someone more knowledgeable
- Mesa GEQ - Changing the freqency.
- Crate V1512 mods
- Is this amp PCB layout familiar?
- 5E3 Half Power switch
- Hola! Perhaps you awesome peeps can resolve my query on bias..
- Crate Stealth GT50H Mods
- Should I add a bypass cap in a cathode-biased amp?
- 1/2 power switch?
- Gibson GA 40T Effect Loop?
- EQ in the FX loops as a master volume?
- any tube guys out there have exp with el506's?
- How to add bias adjustment to a Mesa 20/20 amp?
- Rectifier diodes
- I want to convert 6L6's to 7591...
- Speaker attenuators ...
- New Tubes for Traynor YSR-1 Custom Reverb
- peavey mace mid mod
- Pulling power tubes from a Twin Reverb RI
- '65 Twin Reissue Mods
- Fender DRRI
- Crate VC50 mods
- (2) 10's in SF Deluxe Reverb
- Pulling tubes in a Classic 30?
- 12AX7 12AY7 together in perfect harmony?
- SF Deluxe Reverb 70w Ultralinear mod
- Finally attacking TSL100 channel switching latency
- Amp Reverb Mod
- Peavey VK112 OT Change 4,8,16,32ohm Mod.
- LTP vs. Cathodyne for 6L6 tweed
- Two 6L6's in a Four 6V6 amp?
- How to add a headphone tap to weber attenuator??
- Clipping a treble cap on Gretsch 6150T
- Hot Rod Deluxe and Loop-Master channel switching
- Crate Stealth GT50 voicing mod?
- modding a crate stealth 50 watt head.
- mg15dfx footswitch
- Voltages in Magnatone 280 vibrato circuit
- Mesa DC-3 questions
- Screen grid resistor - 6V6 6L6 swapping
- 12ay7 instead of 12bh7 and 6cg7 in Magnatone 280
- Fender Bandmaster gain question?
- BF Bandmaster REmod(single channel w/reverb)
- 18Watt TMB tweek bass response
- TKO the Master Volume on a Super Reverb
- Rewiring V1 for full use of both triodes?
- Need help with mercury magnetics mod on a valveking head
- Tone Stack Q
- Any love for Weber Capacitors here??
- Need some help with a Fender Musicmaster Bass Amp
- Does this obscure amp have any mod potential?
- V32 -reducing brightness on clean channel?
- 12bh7 Carmen Ghia
- Amp service/repair or modification DVD's? Anybody know where to get them?
- PPIMV Problem
- modding a ga-45
- I cut the trace between the lugs on the mids pot...
- Reducing gain in dirty channel
- Mod "wiring" question
- independant adjustable bias 4 peavey bravo..please help
- adjustable bias 4 peavey bravo.
- Marshall MG15ZW Gain
- International Amp Conversions
- Paul C mod for PR
- preamp tube voicing?
- Marshall MG series Reverb switch MOD
- Hum after bias adjustment
- Peavey Royal 8 valves and mods
- JR Haze Mod
- Peavey Triumph60 Adjustable Bias
- Home made rectifier replacement
- Mesa Boogie Caliber 50+; effects loop problems
- jcm 800 clone for bass
- Bias pot mod for ampeg vt-22 & vt-40
- Crate V50 Tube Amp
- LED in tube socket
- what does a resistor across pre gain control do?
- Bias Pot Mod Crate TV-120
- Sivertone type amp...mids tweaks
- Crate BV60H Mods and overhaul
- Dsl-401 tone modification
- Using the PT Rectifier CT for my B+
- Suggested hot cat / star amp mods?
- Fender Blues Deluxe Volume Cont Linearity
- Add reverb to a 5f10 Harvard
- Fender Bassman AA371 mods
- Mods for Fender Ultimate Chorus Amp
- Convert 5150-II lead channel to original 5150 spec.
- Mesa Boogie Triple Rectfier Effects Loop Mod?
- Marshall JMP Mod in Progress
- Pulling tubes? Peavey Rock Master head
- NFB Switch For Peavey Classic 50/50
- Mesa Boogie Mark IIB bias install
- I got a VibroChamp Question.
- Fender Blues Junior power transformer
- SF Bandmaster Reverb (w/BF mod) - VVR? Vari-Watt? Weber kit? Recomendations?
- Bass amp to Power amp conversion? (70's Yamaha B100II)
- less treble on gibson ga-17rvt
- Champion 600 -- with an EL84 tube?
- Super Reverb Blackface Mod Question
- Mod for HRDlx Power Amp In
- add depth/resonance control to Bugera 6262
- How Do I Install An LED To My Amp Head
- HRDeluxe footswitch...GCX?
- Add reverb to plexi
- 1st tube - triodes in parallel
- Ear fatigue and making mods
- Hot Rod Deluxe, Quieting output for certain gigs
- VK112 Bias Pot Mod
- Harp amp mod for dummies
- Voltage rating effecting tone?
- Bass pot broken after modding the tone stack on Peavey C30