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  1. Problems with Fender Hot Rod Deluxe
  2. What Should I Get Done - '73 Traynor YGL-3 Mark 3
  3. 5E3 and Weber Bias Rite Questions
  4. Question to Change 2-3 prong plug on 68-69 Gibson Duo Medalist
  5. Ampeg J12-T issue
  6. Tone stack mod for expensive amp!
  7. Help identifying these EL34s??
  8. Building a "Brown Box"???
  9. LED for Reverb/Tremolo Footswitch on Deluxe Reverb?
  10. Caps in AB165
  11. Sovtek Mig 50 (Bassman/JTM clone) - how to bias?
  12. filter choke option
  13. Amp Cabinet Swap
  14. Correct Fuse for Fender 67 SF Deluxe Reverb
  15. looking for a project...
  16. 1974 marshall 1959 power transformer
  17. Is a 30ohm load safe for my amp?
  18. Broken Mesa Mark 3, Please help!
  19. fender super reverb not working.
  20. Twin Reverb II Reverb problem
  21. Anybody put a Master volume on a plexi Marshall?
  22. Can any one tell me why? (Fender PA 100)
  23. ab/y hum between amps
  24. Dr. Z pops when taken off standby
  25. Stage gain and clipping levels in tube amps
  26. what is the "port arthur" tube rectifier mod?
  27. Ampeg J-20 handwired . .bias ?
  28. Rack gear for dummies!!! Please Help!!
  29. Torn speaker cone repair?
  30. Adjusting Trem Depth in Princeton Reverb Build
  31. What amp to build using 6BQ5 tubes
  32. Tubes, do they have to be vertical?
  33. Prolonging the life of vintage transformers?
  34. Ooooohms My God!!!!!
  35. DRRI distorting.
  36. Marshall DSL 50 issue
  37. Midi channel switching
  38. Fender Grill Cloth?
  39. rectifier???????????????caps???????????
  40. Super Lead / Hotplate / Cab Question?
  41. Fender dual showman Jump the channels?
  42. Pulling a preamp tube in a Dual Showman
  43. Output bias shift under overdrive?
  44. MM HD130-212 12ax7 ?
  45. I want to make my marshall-esque amp a bit more Fenderish
  46. Peavey classic 30 effects loop problem
  47. If I wanted to learn how to build an amp, which books/resources?
  48. Channel switching problems
  49. how do i bias an amp with no bias trimmer on it?
  50. Need a little advice installing new baffle in SF Deluxe
  51. Diagnosing a sick amp....
  52. speaker wire with 1/4 plug and female terminal
  53. blackface tremolo optocoupler question
  54. Amp Gurus-Circuit board placement
  55. twin reverb RI... no reverb? cant diagnose the problem.
  56. Theoretical Q about a short circuit on a PCB.
  57. Clipping the 'Brite Cap'?
  58. the twin reverb (pt 2) THE POWER TUBES JUST A BLEW UP
  59. Vibro Champ Bias Resistor
  60. Hissing Bright Switch -'67 Showman
  61. wiring speakers in a vintage ac30 help please
  62. quick PA questions!
  63. REPOST: strange sound from bass amp
  64. Favorite 4 EL-84 Output Tranny ?
  65. Did I get stiffed on my new EL34 matched quads?
  66. Add NFB and Presence control
  67. Stripped Blues Jr.........Plexi
  68. Ampeg j 20 problems...
  69. 6L6 to EL34
  70. 66 Vibrolux Reverb - Rectifiers
  71. Help: Heritage Briton's Fading
  72. Rivera Fender 'Concert II' blowing fuses.
  73. Punctured Speaker
  74. Coax-where and how?
  75. 2 6L6 Se
  76. Help with hot rod deville break down please!
  77. EL-34 1987x to cathode bias?
  78. Music Man control grid voltage ?
  79. Blues Deville distortion thoughts??
  80. triode/pentode switch for vibro-king?
  81. How loud to overdrive an SM57 ?
  82. yellow jackets or attenuator
  83. Reverb not working on Bandmaster Reverb
  84. Calling all Ampeg J 20 owners
  85. JCM800: Soft crackling sound in background when playing on lower strings
  86. tweed champ rattle
  87. Amp shipping question
  88. coupling caps, tweed champ, less bass?
  89. Reversing the LED in my footswitch
  90. Anybody have a pic of a Fender Concert IIs input jack wiring?
  91. Matching speaker watts/ohms.
  92. Schematic For Soldano ROS-50??
  93. Fast amps slow amps
  94. 63-64 Bassman Ohm/Cab Q
  95. Getting parts for Machless Spitfire clone.
  96. Help! Amplifier noise question. Squeal, oscillation, ???
  97. Do tubes still warm up in standby mode?
  98. Would it be possible to build a speaker that....
  99. Peavey Rockmaster dull?
  100. Help identifying tubes.
  101. Bad rectifier tube?
  102. Speaker Connection Question
  103. Bassman 50, unusual power cord mod?
  104. Help a Noob. Can't find a part on Mouser...
  105. amp teck help needed!!!!!
  106. Another Alchemist thread (bias check)
  107. Another grid-to-ground tone robbing cap? (A1270)
  108. Disconnecting Tremolo in Bluesbreaker RI
  109. Reducing transformer hum - some questions
  110. power transformer identification resources(Line6 spider III)anyone got info on these?
  111. Clicking/ticking noise w/ Tremolo on my Ampeg Gemini G-12
  112. turn bright switch into tonestack disconnect on Fender amps
  113. Fender Deluxe Reverb RI Mods?
  114. Val-trem restoration project
  115. MTS3212 Repair?
  116. Acoustic into an electric guitar amp
  117. The Deluxe Reverb as a Toaster Oven...
  118. Wood Circuit Board ??
  119. Static when powering up or down?
  120. Marshall TSL 100 problem
  121. PI tube, distortion and perceived loudness
  122. Johnny c the boneshakers
  123. High Ptich Oscillation coming from a 67 pro reverb...
  124. Vibro Champ Bias / Speaker
  125. Tweed Amp Help
  126. Fender Super 60 pots replacement
  127. Well I have been offically sucked into this fourm
  128. Turning up the preamp volume: what's distorting?
  129. Matchless DC-30 12ax7 channel
  130. Ground loop problems..
  131. draining caps on a 1965 bandmaster
  132. 8 ohm VS 16 ohm
  133. Testing Tubes?
  134. Best/Fav P/P Design for Mesa Subway Donor
  135. "fuzz/buzz" overtone on clean channel
  136. Why are the 500V Silver Mica caps on Mouser so $$$
  137. Multimeter experts-Biasing a Super Champ XD scxd-need help
  138. Hammond PT & OT recommendation for 5e3 home build?
  139. How To Check Footswitch ???
  140. Ohms help for a power amp please!
  141. what taper does a BF Fender volume knob need?
  142. Bias help on new PRS Sweet 16
  143. My Amp Lacks Power - Help
  144. Qay to use a Hammond Organ amp as a guitar amp?
  145. Really dumb amp repair noob question
  146. Power tubes Matched duet but different make - is it safe?
  147. Matchless DC30 schematics available
  148. Mullard Batch Numbers ?
  149. Fender Blues Junior reverb issue?
  150. Why would a 12AY7 cause my head to get really hot?
  151. Buying NOS tubes from ebay.
  152. negative feedback
  153. Bumbox Lead One
  154. Leslie 122 speaker problem
  155. Matched Ruby's V's Unmatched Mullards Originals
  156. JCM 800: Strange sound - where to look for problems?
  157. speaker ohm question
  158. Class D amps?
  159. Fender Custom Vibrolux Reverb..Noisy!
  160. Traynor Bias
  161. rectifier tubes
  162. victoria victoriette tube choice
  163. "clear" amp chassis
  164. Tweed Champ OT Swap
  165. Is the VHT Deliverance a friendly item for an FX loop installation?
  166. What does the "V" mean when used with tubes?
  167. Champ II output transformer swap?
  168. tuning a speaker cab
  169. Brown Gunk on stock Mesa EL-84s, what is it?
  170. DRRI sounding thin and brittle after couple of hours playing
  171. Another Boogie Bias Question
  172. Question to all "Fender Super 60" owners !!!
  173. Change preamp tubes with amp on?
  174. What happens when I… (two questions)
  175. Tubes for my Super Champ???
  176. Mojave and KT88's
  177. help with a fender showman
  178. Amp compression
  179. Help troubleshooting noise in Super Reverb
  180. Orange Rocker 30 Combo: Ext. Speaker
  181. Converting a 5E7 to EL34s
  182. characteristics of 5881 tubes.
  183. Need help understanding & tweaking 5F4 tonestack
  184. Redplating Tube--Bad tube?
  185. Attention Schematic Readers...
  186. Soldering to traces
  187. what affect does voltage/electricity have on amp sound?
  188. TGPers first choice to buy tube son line...
  189. Retubing the Bogner Alchemist
  190. '65 or '66 Super Reverb
  191. capacitor choices
  192. another capacitor question
  193. Music Man Bias Findings .
  194. Capcitor discharge on its own?
  195. Bias Probe for EL84's?
  196. Mis-matched tubes in a Cathode Biased Amp
  197. Upgrading Tranformers
  198. Fender Vibrolux Reverb
  199. background noise in Mesa DC-3 - help needed!
  200. Can you use a 8 ohm Cab w/ a 4 ohm Head (Bass Amp Content)
  201. Oversized Capacitors
  202. capacitors... references?
  203. Ted Weber has passed on
  204. Attenuator for Victoria 35310
  205. Hum issue.
  206. Pre amp tubes dont lite up
  207. amp problem; clean channel sounds distorted
  208. New book on amplifier design and construction
  209. victoria Victoriette set up
  210. Just picked up a Sonotone 6aq5 on e-bay
  211. 6L6s to 6550s, will output impedance change?
  212. do the blackface pro reverb, vibrolux reverb, 64 vibroverb....
  213. How to remove Bandmaster Reverb Pilot light nut?
  214. Impedence Mismatch question
  215. Vox AC15 heritage - top boost preamp tube substitution?
  216. Vox AC15 heritage - effects loop add-on?
  217. Just blew up something in my SF vibrolux reverb
  218. How to figure bias for my amp
  219. What is typical plate voltage on a SF Pro reverb??
  220. Ampeg VT-60 bias issue.
  221. any way to tell what model fender amp....?
  222. Idea-- Faraday cage around PT?
  223. Cap can replacement
  224. Help - went to a "tech" with my Bassman.
  225. footswitch wiring help?//
  226. Prosonic - Hum. Help.
  227. Heater wiring question
  228. Do Transformers Really Sound That Different?
  229. My amp is rated at 16 ohms my cab is 8
  230. Marshall JCM 2000 DSL - Channel "A" Barely audible? - HELP
  231. speaker switch
  232. Vintage Gibson GA-40
  233. 12AT7 instead of 12AY7 in Tweed Deluxe?
  234. sjb hornet
  235. What Brand of Filter Caps Are These?
  236. Who makes Victoria's transformers?
  237. Biasing a Silvertone 1484
  238. Fender DRRI: Reverb Decay is Unusually Long
  239. KT66 vs. 6L6
  240. Mullard Long Plate Flash
  241. What is the point of suggestiing bias voltage...
  242. weird Polytone problem ?
  243. My Beloved Weller WTCPL ....
  244. I want to Upgrade my Output Transformer - suggestions please.
  245. red plating el84
  246. Modded Blues Junior has no output
  247. Capacitance Meter Recommendation
  248. Filter Cap Question
  249. Why no Stand-by switch?
  250. Tweed 5E5-A (5F4) Screen Grids