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  1. Speaker stud went thru my new Weber Speaker!
  2. Assesing the damage; OT related.
  3. Ampeg Mercury: 6SL7 PI hum help needed
  4. Reverb not working!
  5. My Weekend Project:
  6. Vintage Ampeg Reverberocket Reverb=Gain?
  7. vintage tube amp restoration is complete
  8. Fender Twin Tremolo not working
  9. Valve bias
  10. How to measure current draw on a cathode biased amp?
  11. Fender Company : why switched to silverface from blackface, and why so long ?
  12. Building an AC15 Clone
  13. Help with dying amp
  14. Can an el84 amp run 6v6s with tweaks?
  15. Best current production replacement 6L6GC??
  16. Master Volume Modification? want rid..
  17. Noisy JCM800 help?
  18. Bigger Tannies + 6l6 in a Tweed Deluxe build...?
  19. JBL Speaker Polarity Question
  20. Help with a Marshall 1987x
  21. Need help with buying the right pots for '83 jcm 800 (john phillips?)
  22. 134 prefix potentiometers
  23. Negative Feedback Question
  24. Need help with changing a tube.
  25. Boogie reverb driver
  26. DC filliment with separate transformer, ground reference?
  27. Is My Marshall 1974x Cathode Biased?
  28. 2x12 mono/stereo wiring - help...
  29. EH tubes -- junk ?
  30. anything I can use a 30w tube preamp for?
  31. Where to find NOS 6EU7s
  32. John Phillips-JCM 800?
  33. JJ ECC83S Vs. EH 12ax7
  34. Preamp Valve Question
  35. Diagnose a Crackle (Marshall/Traynor Content)
  36. Weber Amp Kits
  37. Show me your dummy load
  38. Help! My Vibrolux Reverb is crackling!
  39. Bass and Mid Freq drop on JCM900
  40. Making sense of New Sensor Corp.
  41. SFTR - Any Mods for Better Jazz Tone?
  42. Changes in power filtering on JCM800 in late 80s
  43. JP: Save me again, help.
  44. Maestro Rover amp repair
  45. Need Help Locating a Schematic
  46. Help with Transformer Voltage Drop Method
  47. Question about Impedance
  48. Where do you guys get tubes?
  49. Can you diagnose this squeal for me (5e3 build)
  50. Building Cabinets
  51. Thanks Gang
  52. Look at this picture can you help?? Pre amp question
  53. Fender SuperSonic schematic
  54. Vibro Champ mod ?
  55. does any company make a 12" field coil speaker..
  56. Cab Building: What wood supplier?
  57. Help diagnose this problem please?
  58. tube tester
  59. tube amp wiring videos
  60. Cabinets/tone
  61. Tightening the bass on a DRRI
  62. Cab wiring questions
  63. Schematic or help with rack V-Twin
  64. 5Y3GT rattle!!!!
  65. Potential issue??
  66. SFSR bias resistor
  67. Loose Pin / Tube Socket Prob, Pics
  68. Voltages at 1/4" control jacks on Dual Rec?
  69. SF Princeton NR
  70. Want to build a Victoria 5112 5F1
  71. My amp hates buffers - why?
  72. cab wiring assistance
  73. Another weird hum issue
  74. Dr. Z labeled components??
  75. Heater wiring question
  76. vintage fender need help
  77. Another hum debugging question
  78. Deathcap X2
  79. What order to put Quad E34L's in my dual rec.
  80. Cooling fan noise
  81. Ice Pick Root Cause?
  82. Teflon wire with solid core -who sells LT Roll QTYs ?
  83. Circuit questions
  84. HEXFRED -No Problem?
  85. Princeton Reverb screen resistors
  86. Can ayone tell me how to add an LED to a footswitch?
  87. Radio Interference?
  88. Silvertone 1391 Project
  89. Tube Life: 6V6's, 12AT7's
  90. Advice on recapping traynor YGM3
  91. If you ran an amp with blistered filter caps, how long can it go before....
  92. ANyone ever built a Weber (KIT) 6A14HP amplifier
  93. Power tube matching question
  94. I have a tube ID question
  95. 1/4 " speaker jack polarity question
  96. what temperature to use w/ soldering station?
  97. Class A Cathode & Class AB Bias Mod
  98. pi/phase inverter?? v1?? help!......
  99. Type of output transformer to use.
  100. Bassy hum from amp, even when no guitar connected
  101. Bigger Output Tranny In any amp?
  102. Amp startup problem - Crate VC508
  103. The effect (if any,) of using overrated coupling caps.
  104. Is 4 ohms louder than 16 ohms?
  105. Tubes... Check. Bias probe... Check... now WTF do I do?
  106. '62 Bassman speaker output question
  107. Rattling Handle
  108. In a orig AC15 circuit nothing beats a EF86 but
  109. Variac for voltage regulation
  110. negative tip .jpg
  111. Why are better transformers better?
  112. South Bay Fender amp tech needed
  113. amp rattle
  114. What components should go into a Tweed Build?
  115. When did wall voltage change?
  116. Batman on my plates
  117. Maybe you can help me diagnose this amp problem
  118. Help reading a schematic for a pre-amp wiring
  119. Converting a Marshall to earlier specs.
  120. glue for EVM12l speaker
  121. tung-sol tube question
  122. Fargen MiniPlex "Decade Switch" tech?
  123. 6CG7 tube question
  124. Weird sound coming out of my amp. Radio signal?
  125. Need help with A/B box vs. tweed Deluve
  126. Gibson Skylark Ga-5t
  127. Tung-Sol 12ax7 bottle size bigger
  128. Which Loop Kit Would You Buy?
  129. 12ax7 tube issue Faulty or weak tube maybe???
  130. updated marshall jcm 800 amp help thread
  131. '66 Super Reverb Clipping Issue
  132. Mesa LSS popping when switching channels
  133. 22n = pico or nano ?????
  134. where to get good R's and C's
  135. Splawn amp bias query
  136. '72 Marshall 50w Bass Plate Voltage
  137. 1966 Fender Pro Reverb Recap job ??
  138. Eliminating Amp Background Noise
  139. DIY variac/line browner
  140. Super Champ Power Tube Bias
  141. abc-y usage hazards? amp damage?
  142. Rectifier tube touches tolex, is it safe?
  143. Biasing mishap story!
  144. Are 6V6 smoother sounding than EL34 tubes?
  145. JBL D130F Speaker Recone
  146. Allen Old Flamers: Help with a retube
  147. 69' Marshall Metal Panel Bias Issues
  148. Hakko 936
  149. Need help with reverb tank
  150. overdrive box grounding schemes
  151. Marshall Plexi Style Kits
  152. DRRI speaker extension jack question
  153. does this look good to any of you?
  154. Wiring help needed to reduce RFI noise.
  155. Mutual Conductance
  156. Solid state replacement for vacuum tube rectifier...
  157. RV50 Reverb sounds off...
  158. Are these tubes too unmatched to use?
  159. Pictures of my 5e3 build head
  160. Troubleshooting question
  161. tube substitution question 6v6gt, el84
  162. Cross-Post/shout out to John Phillips
  163. NooB amp-tech-circuit questions - ongoing...
  164. amp noise when turning on or off, with clip
  165. On icepicks and old Gibsons
  166. Reverb doesn't work -- help.
  167. Where to buy Fender Reverb RCA RA cables
  168. Does anyone make repro and/or custom amp logos?
  169. really noob questions - where to learn
  170. Class A Amps - Harder On Tubes ?
  171. things to practice soldering with?
  172. Bad rectifier tube in a Deluxe reverb?
  173. Removing and reinstalling grillcloth
  174. Using a 1x12 and a 2x12 at the same time
  175. mismatching speakers in Super Reverb
  176. A friend hooked up my BMR yo cab with guitar cable...what to do?
  177. Shiva Problem
  178. Everyone's Favorite Game-Name That Tube!
  179. Help! Broke the treble knob on my AC-15!
  180. KT-66 tubes in Ultralinear Fenders?
  181. push-pull vs. single-ended overdrive?
  182. Very faint chimey sound from speaker?
  183. DRRI reverb problem
  184. Help Me Fix Fender Vibrato in AB763 Deluxe Reverb
  185. Spiff up a Weber 6a40 (parts upgrades)
  186. Touch sensitive? Oh yeah...
  187. Bendix 5992 vs. RCA
  188. Which Power Tube/Rectifier Combo
  189. Tampa area Amp Tech
  190. Question about Vintage Fender Mod
  191. 2 amps- same hum problem
  192. "Mids" on an amp with no Mid knob?
  193. Super Reverb > 2x12 cab
  194. Need to replace a 6n1p - best online source?
  195. 3-Prong Power Cord Installation Questions
  196. Microphonic JJ el84 in vintage Traynor YBA-2B
  197. Can someone ID this 6N14N (EL84)?
  198. Could someone explain this to me please?
  199. help! (mesa/boogie content)
  200. EL84 in Vibro Champ
  201. CeriaTone FX loop question
  202. Fuzzy VibroSonic
  203. Amp just cuts out....
  204. Misc. Tube Values
  205. Classic 50 Input Jacks
  206. Tube Experts - Are these Amperex?
  207. Electrolytic Caps Question
  208. GT6l6 Black plate - Failure rate?
  209. Bought some new RFTs
  210. NOS Pre tubes need to break-in?
  211. Mullard 12AX7 questions
  212. Why did Leo go with 3.2 ohm speakers?
  213. capacitor dissipation pictures
  214. Traynor YBA1-A ?'s
  215. Input jack noise - total volume loss???
  216. what cap should i get for my jcm 800?
  217. '65 Bassman snap/crackle for fist 10mins
  218. where can I get a replacement faceplate for my Fender?
  219. Tube rattling?
  220. Question about Ooooold Fluke meters
  221. 6A5Q vs. 6A5QA
  222. Mystery hum in '67 Deluxe Reverb re-build
  223. Am I OK running a 4 ohm PA into 8 Ohm speakers?
  224. Amp building question, Power Transformer related.
  225. Stancor transformer specifications identification ?
  226. Please Explain The Principle
  227. Repeated Tube Problems with EL34 in H&K Combo
  228. power scaling kits
  229. pro output tranny
  230. OT: tube powered musical tesla coil?
  231. Mesa Slave Out
  232. Matched quads - how far out should they be?
  233. Amps Effect Loop Problem
  234. Switching a cab for series/parallel/stereo
  235. 70uf Filter caps in series?
  236. Victoria 12" champ meltdown
  237. Honest, reliable, knowlegable Amp Tech needed Chicago JCM 800
  238. Eurotubes' 6V6 option for Blues Deluxe Reissue
  239. Output Tranny ?
  240. PA Mains Dispersion / Coverage question
  241. Rewiring SR speakers
  242. Amp dying when hot! Help!
  243. Fender Champ owners....no distortion?
  244. Worth replacing the speaker in a crappy practice amp?
  245. BF Super Reverb hiss...
  246. Questions on Mission Amps 5E3 kit options...
  247. changing a baffle....
  248. Peavey Delta Blues - Fixed Bias question
  249. Troubleshooting a 78 Super Reverb
  250. Roland KC500