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  1. Silverfacing a Deluxe Reverb
  2. Crate Vintage Club 30 /50 Remove V1 from the dirt channel to reduce gain
  3. ROLAND BOLT 30- 60 cycle hum...
  4. Fender Bassman AA864 variant - mods
  5. Peavey 6505+ 112 mod for channel balance
  6. Peavey Valveking Modifications
  7. tightening up BF Princeton reverb ?
  8. Best way to increase bass response...
  9. E-Wave DG2-30RH head Clean channel too bright
  10. ENGL E320 clean vol mod
  11. Trem and Bias
  12. marshall 1987x hiss reduction possible?
  13. Slope resistor and cap changes when changing a CF side to a 12ay7/12au7
  14. I wish to modify the tone stack in my Ashdown Mag 300 head.
  15. Using 12AT7 instead of 12AX7
  16. Subbing 12AU7 for 12AX7
  17. Any thoughts on how to "soften" attack on a Fender Bassman ?
  18. Fender Blues Junior excessive treble
  19. Looking for less low-cut in Randall RVC (like RD5C)
  20. Marshall JCM 900 mod
  21. Modding reverb
  22. Marshall Split channel again (some interesting information)
  23. Changing rectifier in a Ceriatone 5f6A Bassman
  24. guitar amp ->PA =cabulator
  25. Optocoupler in Fender tremolo
  26. Bugera 1960 infinium Schematic
  27. Epiphone Valve Junior OT upgrade -- help please???
  28. Hall Amplification VVR3 in Selmer Treble & Bass 50 Mk3
  29. modifying the Fender Greta line out
  30. Wanna help with basic mods...
  31. B+ voltage drop via Zener/MOSFET question
  32. Minimum output impedance for Marshall Lead 12.
  33. Hammond drawbars - guitar
  34. Peavey Bravo modifications
  35. Hot Rod Deville upgrade
  36. Twin reverb new speakers
  37. 65 Princeton reverb reissue Power transformer pn# 75165 Where can I get one ??
  38. Converting a PCB Champion 600 to a handwired 5F1
  39. Magnatone M13 - Easy Gain Boost
  40. Marshall DSL 100 - Mod to Switchable (50/100 watts)
  41. Fender Hot Rod Deluxe volume pot replacement
  42. Peavey Classic 50 Blue Mods
  43. 12AU7 failed in Orange AD30
  44. Crate gxt-100 is now a BENGL two more related mods needed
  45. Line-In to Active EQ of Fender Super Twin?
  46. Peavey Bandit 65 mods, anyone have any good mods?
  47. Best SGRs?
  48. Fender Greta Tone Control Mod for Music Playing Purposes
  49. Switchable Cathode Bypass Cap help
  50. Adding another tube to a Crate GXT100
  51. 6V6 bias question
  52. Marshall JCM800 4210 Channel Switcher - modification - advice sought.
  53. My amp needs to be louder, said the novice
  54. Marshall Valvestate - Adding Cooling Fan?
  55. Help with Mesa mark V CH2 mod
  56. JCA22H too bright
  57. Crate Gxt-100 looking for any mods
  58. The beauty of a decade box: ab763 tweaks
  59. non-presence 12ax7 phase inverter
  60. bugera 333xl-212 tone stack mod + more
  61. Silverface to Blackface
  62. Rivera S120 Mods - Please Help!
  63. Orange tiny Terror fx loop mod ?
  64. Help on DIY F2B with mods
  65. Changing Plate resistor question.
  66. Compilation of BF Reverb Fender Mods
  67. Guild Thunderbass 50Watt power supply issues
  68. Dual independent bias for a Windsor
  69. Amp Maker SE5 extra gain stage
  70. large PI tail resistor
  71. Bucking Transformer Built In to Chassis
  72. Univox U45b Tremolo
  73. Jcm 2210 mod help
  74. VHT Special 6 Ultra Mods
  75. Mod/Tweak VHT Special 6 Combo
  76. CRATE VC-3112 4xEL84 to 2xEL84 mod?
  77. "Fender" remote reverb control Badabing ka-pow!
  78. A couple questions about Peavey Butcher mods (should also apply to VTM)
  79. 5F1 Champ Mods - component ratings?
  80. 68 Princeton Reverb Bias Mod Question
  81. Moving clean ch. Tonestack on a 2210. Good idea?
  82. Can I add a Piezo tweeter to Peavey KB100?
  83. L-pad question
  84. Blackstar HT-1 - Add reverb?
  85. Useful Matchless Cluman mods?
  86. Line 100v amp conversion ?
  87. Add choke to blues junior (mexico)
  88. Music Man RD50 112 6l6 to 6v6
  89. LOW Gain !
  90. Looking for Bright options...
  91. DSL 401 mods
  92. prosonic combo weak reverb
  93. Marshall AVT50 cd input too loud
  94. Princeton 112 Plus - Shutdown MOD
  95. Fender Bassman output waveform oscillations
  96. PPIMV in SF Twin 135
  97. Uberschall channel balance
  98. Modifying Princeton 112 plus - Make Dirty Channel Versatile Clean Channel
  99. Fender princeton 112 solid state too loud!!
  100. Converting AA371 Basssman to best sounding circuit for guitar- which one ?
  101. Bugera v22 mod questions from a beginner
  102. Mustang III
  103. Connect a combo amp to a 4x12 cab.. Can it be done?
  104. need to add an Fx loop to valve amp ?
  105. Mesa boogie Nomad 100 new speaker reqd
  106. Marshall 1987X. customer says too loud
  107. Help me please
  108. Anyone know where to get the Fender silverface push/pull master volume pots?
  109. What Have I Done??? Orange Rocker 30 OT Swap
  110. Adding Midrange control to this tone circuit
  111. Effects loop wont work ?????
  112. I know, Valvestate 150 mod to make clean channel worth using?
  113. FX Loop problems
  114. Univox U200B
  115. El 84 fixed bias amp & Paul Ruby zener mod.
  116. Fender Blues jnr Too much treble
  117. Switching jack needed?
  118. Marshall JCM 800 2204 FX loop advice
  119. Question about gain staging
  120. tube saving power up tweaks?
  121. Mark Moyer mods to "Custom" Vibrolux Reverb
  122. Adding a choke to Ampeg V-4 power supply?
  123. Using Kalamazoo Model One as a preamp.
  124. Older Traynor YCV40 Master Mod.....again
  125. triode/pentode high/low power switch
  126. Peavey Classic 30 Cathode Bias / Half wattage mod
  127. BF Fender VibroVerb and Deluxe Reverb double note intermod at 15 Fret
  128. Lowering the Voltage on Traynor YBA-1
  129. 1996 Marshall 1959SLP Reissue
  130. Volume pots with power switches
  131. Factory bulletins on the Fender Princeton 112+? Nope but here are some mods I did
  132. Mods for Fender Champion 30
  133. EL84 NFB
  134. HRD Fromel Mod
  135. Dana Hall's VVR Install: Marshall 50 watt Plexi 1987x
  136. 1968 Bandmaster TFL5005 amp cabinet swap
  137. 5e3 Internal jumpering on an on/off switch
  138. Fender Hot Rod Deville 410
  139. Tone control lift for an 18 watter
  140. adding tweeter to 2x10 bass cabinet
  141. boosting highs/ adding presence control?
  142. fender bright swith help
  143. 5F2-A Build - Help with -NFB and Pull Switch
  144. Marshall 18 watt TMB mods?
  145. Super Champ XD harsh treble--any popular mods?
  146. Vox Lil Night Train Fizzy Overdrive
  147. Fender Dual Showman Tremolo clicking and speed issues
  148. Too Much Compression - Heavy Squish - Parallel 12ay7 Tweed Style
  149. Replacing & interchanging reverb tanks
  150. Mod Troubles !
  151. External bias jack
  152. variable slope mod
  153. Mod fender vibrato circuit???
  154. cathode R value
  155. Cause of distortion pedal fizz on certain amps?
  156. Can two single ended OT's be wired for push pull use?
  157. BITMO mod for Valve Jr
  158. the bright cap (blues jr or any other amp w/one)
  159. Bassman 100 Filter cap help
  160. Fender blues jr - convert to cathode bias?
  161. Fender Champion 600 mod help...
  162. Tweed Deluxe Mods -- HELP!!!
  163. Remote controolled reverb on a Bassman????
  164. CLASSICTONE-50w-OT-Transformer for Marshall?
  165. I thought of using a 12AY7 in my SF Champ homebrew instead of a 12AX7
  166. Cascode/Triode Switch?
  167. Peavey Encore 65 Service, and Upgrade or Mods ?
  168. Orange Drop Caps vs. Ceramic Disk?
  169. Power Tube change questions
  170. Question in regards to treble bleed resistor
  171. Matchless spitfire clone?
  172. Peavey Delta Blues to Hi Gainer
  173. Robert M. Martinelli Vox Pathfinder mods
  174. Laney LC15R - too much heat - should I install a fan ?
  175. Ok to run only 2 KT88s in Fender Twin
  176. Fender Pro Reverb: KT88 mod?
  177. VC508_Line_Out_Without_Speaker_Kill
  178. The carlsbro 100 pa/r amplifier
  179. Sovtek Mig 50 distortion and gain increase mods
  180. OT impedance switch question
  181. Drilling holes for mods in chassis
  182. Building "the perfect Champ"
  183. Add tube rectifier?
  184. Crate GT1200H - Mod rhythm channel for more laid-back distortion
  185. phase inverter question
  186. Split Cathode Bias: Safe to run one tube?
  187. Power Transformer forVox Pathfinder 15R
  188. Filtercaps
  189. Marshall 800 mod question
  190. Modding Randall MTS Plexi module
  191. bright cap adjustment?
  192. Peavey Vypyr 15 Noise Gate
  193. JFET Switching and Isolation, question
  194. Tremolo mod on 1960s Ampeg Rocket 2 amp
  195. Adding MIDI CC Support to the Diezel Herbert, VH4, and Hagen
  196. JCM800 4211 mods?
  197. Bias Mod For Peavey Mace VT
  198. Dummy Load
  199. Input-level on Fender Frontman 212R
  200. 6973EH tubes for little Valco amps
  201. 15" speaker?
  202. AC30CC2 Reverb mod question....
  203. Soft start for tubes
  204. Silvertone after a few minor mods
  205. advice on a simple mod, just for the experience.
  206. laney VC30 drive channel mod
  207. "adaptor boxes"
  208. Fender 140 mods/tweeks?
  209. Adding a headphone Jack Socket
  210. One-wire mod SF Bassman 100
  211. Peavey Classic 30 Tweed Bassman Mod Help
  212. shared V1 cathode?
  213. Transformer Buzz in Bright Switch Circuit
  214. Home brew tilt back legs
  215. Taming low end response - cathode bypass caps?
  216. Crate V16 reverb upgrade?
  217. AMPEX 620 Mod?
  218. Traynor YCV40 master volume mods
  219. bugera 33xl-212
  220. Want to use preamp section ONLY on 100w tube amp
  221. 230v Transformer for Blues Pearl Texas Tornado
  222. Silvertone 1484 bring your tone alive and improved reverb mods
  223. c30 tweed bassman mod. leak in normal channel
  224. Ac 30 modification question
  225. A little cathode bypass
  226. Mesa Boogie F-50 adjustable bias mod
  227. Preamp circuit mod for replacing a 12AX7 with a 12AU7 gain stage
  228. Ac 30 cathode resistor
  229. Output transformer swap?
  230. Jumpering channels on a top boost AC30
  231. Higher Coupling Caps; Vox Bass boost? Or Vox tone hell?
  232. Splawn Quickrod Mods
  233. bass,mid range, treble mod for Kustom KGA10 (with existing speaker mod)
  234. Screen Taps
  235. Any ideas how to put a master volume on an EL34 power amp section??
  236. Tweaking new 5e3 build
  237. Modify tremolo on AC4?
  238. Paul Ruby mod in Vox Night Train
  239. Removing gain channel preamp tube(s) Palomino V50 for better clean channel tone?
  240. Epi Valve Junior / GA5 tone stack - where do I put it
  241. Fender Champ 12 mod
  242. DSL grid mod
  243. Laney GH100L & 6550 tubes, also some other stuff...
  244. Need to add gain to a Laney GH100L
  245. Hook up wire
  246. Anyone play with Bogner circuits?
  247. Orange Dual Terror OT Swap
  248. High pass filter on reverb recovery
  249. Soldering PCB - JCA50H
  250. My Ab763 Has Gas