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  1. HELP! Bad distortion!
  2. impedance question
  3. Tube Tester Question
  4. Quick speaker connection question (solder/tabs)
  5. HELP! My amp is down!
  6. Amp Tech near Chicago? For SF Fenders
  7. Removing Tubes in a Twin Reverb
  8. 50's Gibson GA6 60 watts?
  9. Help with JTM-45 impedance questions...
  10. UPS strikes again, can I fix this?
  11. where to find exact Accutronics reverb tank?
  12. Mercury Magnetics OT in 59 RI?
  13. Gibson Ga20t Grid Leak Bias-change It?
  14. What is done when an amp is "BALCKFACED"?
  15. Amp buzzing...
  16. Half-wave Diode Recitifer
  17. time for a recap?
  18. I just got a DRRI - what mods can/should be done
  19. /13 cabinet hookup question
  20. Bias Test points on a stock DRRI?
  21. fender concert II ?
  22. Speaker cable question
  23. Help me set the bias on my Fuchs...
  24. Opinions on replacing Choke
  25. Vibrolux Reverb Filter Caps
  26. Fuse blown, replaced rect tube as advised and
  27. buzzing problem
  28. what's happening to my amps?
  29. 62 Bassman Replacement OT
  30. Signal cap Polarity in Blkface Fenders?
  31. Orange Drops in old Marshalls
  32. Ei 12AX7 variant
  33. Tube ID - 12AX7s
  34. Help! Stokes mod in process!
  35. what's the high and low DC ampres (bias adjustment) for EH 6V6 tubes
  36. RCA Black Plate 6BQ5/EL84 What can you tell me?
  37. SF Princeton Reverb questions?
  38. tubes recomantation for rivera quiana
  39. Strange ringing from amp...help!
  40. Amp settings, low vol vs high vol...
  41. Request: Clear layout for the AA846...
  42. Cathode Resistor Values
  43. 5963?
  44. Cathode resistor...
  45. Swapping 6550s for 6L6s?
  46. 6L6 vs KT66 vs 5881 in same amp....general differences?
  47. Biasing ??? Help.
  48. quick question on bias readings
  49. Marshall 4140 Footswitch
  50. What's a good Rectifier for a Princeton Reverb?
  51. Bypass Cap switch
  52. Adding reverb to the Normal channel on a DRRI?
  53. Radio Spares De-Luxe Output Transformer (JTM45, Vox) on Ebay right now
  54. Sparks in el-34 under load?
  55. Matched pairs/quads
  56. Bought an old PA tube amp that...
  57. Monster Speaker Cable???
  58. Can I change the filter caps in my JTM45RI myself?
  59. Question about 100 watt Marshall... heat!
  60. Princeton Reverb re-tube and bias
  61. pilot lamp question
  62. London Power power scaling kits
  63. Amp Squealing. Why?
  64. Question on Biasing
  65. Van Halen 1 Old Sound Which New Production El34
  66. Matching up the Princeton PI
  67. Carbon comp resistors
  68. Scrapping a Hammond-Questions
  69. EL84's
  70. Converting AC Filamenta to DC Filaments
  71. Changing OT transformer from US to UK - safe?
  72. Re-wiring input jack
  73. Would this work together?
  74. Hadaway mod for Peavey?
  75. How much will a speaker swap affect tone?
  76. How do I take the grills off a DRRI and a Budda combo
  77. I need a picture of the location of the Treble Cap solder points on a DRRI Please?
  78. Speaker impedence question?
  79. Amp tipped over in truck: no reverb!
  80. Amp Running Hot
  81. Reverse Engineering... questions about amp design
  82. Why do Marshalls have bigger caps?
  83. Biasing
  84. el34 to kt66
  85. Building a Lightweight Tube Amp
  86. 5e5a intermittent sound
  87. Might have a rectifier tube problem?
  88. Leslie 215
  89. weber amp kits
  90. Does anyone besides Allen do a Bassman conversion like this?
  91. Ohms, Speaker Cabinet Question
  92. Adding a "Bright" cap
  93. Preamp Tube Function(s) - Does This Sound Right?
  94. Measuring Output power using a scope
  95. Installing casters
  96. AB763 - Effects Loop?
  97. 8 diode rectifier
  98. Blackfacing A Silver Fender
  99. Attenuator and two cabs?
  100. Laney AOR resistor question
  101. When my TC. Vintage delay is in my effects-loop.....
  102. Bias an amp using Weber Bias Rite or BiasProbe??
  103. My Failed Attempt at Shellac'ing
  104. Removing a speaker bell?
  105. Victoria speaker recommendations
  106. HELP...weird noise with my mesa dual rectifier....
  107. Small fan for amp
  108. Failed Shellac'ing Part II
  109. Amp Hum - Are musicians being screwed?
  110. Marshall 'Pig'
  111. I found what appear to be RCA 6CA7s...
  112. Assistance with Speaker selection please.
  113. Attenuator question ( need help)
  114. Speaker ohm question
  115. JTM 45 Build Caps
  116. 70's bassman head problem
  117. Another voltage regulator question...
  118. Different Xformers-Different Tone?
  119. can a amp going bad fry EMGs or vice versa?
  120. Weakness for my Princeton
  121. Cap job on a vintage 64 Princeton Reverb
  122. I left my Dual Recto on for 5 days!
  123. Decibel Question
  124. Can amps affect preamp tube microphonics ?
  125. carbon comp vs. metal oxide???????
  126. Amp Screeches on High Notes! Help!
  127. Question on rewiring speakers in an AC30 CC2
  128. Sub a 12AT7 in the PI?
  129. Is this speaker wiring correct?
  130. '62 Ampeg Reverberocket - Fixed or Cathode biased?
  131. Rectifier tube issues
  132. Help me revive an old Traynor YGM3!
  133. Does anyone know a top Australian amp tech to work on my komet?
  134. Ampe SB-12 breaking up in a bad way
  135. Crate VC3112 - Pulling Tubes or Half Power?
  136. Head-cab wattage help:)
  137. Dead amp
  138. Hairline crack in a preamp tube
  139. Tubes For A Lucky 7
  140. Fender Capricorn / Two questions
  141. How to tell if your amp is Class A???
  142. GT12ax7M
  143. Useful mods for 71 SF Deluxe Reverb?
  144. Would like to know about TSL 100 bias !!!
  145. I....Must...Build...a....JTM45...
  146. master volume twin
  147. Here is what I did with 3 speakers, do I have 16 ohms??
  148. Marshall 1987x to 2100 lead/bass conversion?
  149. fx Loop on Marshall JCM800 not working?
  150. JTM45 problems, suggestions?
  151. Help me bias my '79 JMP 50 MV
  152. 2 sets of tilt back legs
  153. Super Reverb/ JTM 45
  154. Anyone who knows how amps work please come in and solve this problem!!
  155. Alamo reverb unit schematics
  156. Another vintage Fender amp impedence question.
  157. juice up a silvertone 1484?
  158. hello! i'm new and need help!! PLEASE!!
  159. Blown output tranny?
  160. A couple Bandmaster head questions for the experts!
  161. SFVR Normal Channel Tone Stack Bypass question.
  162. preamp tubes combination in my Marshall...
  163. Ei 12ax7 reliability, any good or worth the risk?
  164. 5E3 tweed Deluxe/12AX7 question
  165. Tube life question
  166. help troubleshooting a tube amp.....
  167. OHM's
  168. Traynor YSR-1 Headroom?
  169. Suggestions - Headphones for late night playing...
  170. Matching Power Tubes Question
  171. Impedance checking question
  172. Please Enlighten Me On The 5751...
  173. 7591A: EH vs JJ vs NOS?
  174. Amp Repair
  175. Amp - unwanted brittle noise
  176. Question for the amp pro's (need help w/ question)
  177. Amp repair near Wilkes Barre/Scranton, PA
  178. Marshall Lead MV MkII 50W PT
  179. Ei etch code interpretation?
  180. Grill cloth questions...
  181. Need Cap Cover for Piggyback Bassman
  182. Gemini II died?
  183. What's the tonal difference between a 12AX7 & 12AY7?
  184. About ready to bias - Troubleshooting?
  185. What am I doing to my sound by using 5881s?
  186. SFPR to BFDR specs
  187. Ceriatone 5E3
  188. Gemini GV-22 - loud pop, now the thing sounds very quiet when playing
  189. Whats the formula for setting Bias?
  190. Adding headphone jack
  191. Solder/Desolder Station?
  192. Rectifier tube in '71 Princeton?
  193. How hot do you like your tubes?
  194. Head shell - metal shielding...
  195. AC30 help
  196. Fender Amp Treble Pots
  197. Source for 6C10 tubes at a sensible price
  198. Weber Trannies
  199. Changing Speakers
  200. 1974x power tranny replaced not good
  201. myles111 - tube question...
  202. Taking apart a Marhsall 4140 combo
  203. Marshall JTM 60 problems
  204. Deteriorating Speakers
  205. Preamp Tubes - to crackle or not crackle
  206. Which has more effect on changing the sound of an amp...tubes or speakers?
  207. do you guys know anything about tube echoplexes?
  208. GE long plate 12AX7 differences.
  209. 65 Deluxe Reverb Mod - Time / Cost
  210. "what tube is this" volume 9765432
  211. Replacing solid state rectifier with Weber Copper Cap
  212. which fender tweed to build??
  213. Jjecc83s Vs Jjecc803s
  214. Did I break my fluke?
  215. Amp Noise
  216. Speaker Ohm Ratings?
  217. First big mistake!
  218. THD Flexi 50 - Multi-meter question
  219. Converting a Superlead to Superbass specs
  220. Fender Bandmaster Date Code
  221. Traynor YBA-1 channel jumpering question
  222. Princeton Reverb 2
  223. Power Scaling...Best Candidate
  224. 12DW7 Preamp Tube - Where Would You Use It?
  225. 12 Ga. Romex in speaker cab. Don't do it!
  226. Variac vs. Dimmer
  227. Best way to keep amps that get little use?
  228. Fender The Twin
  229. Super Reverb Vibrato doesn't work
  230. Zappage!
  231. What preamp tubes for my DRRI
  232. Bias mA values for 6550s in marshalls?
  233. DrZ Maz Crackling
  234. Talk To Me About Shuguang Tubes
  235. maintaining an old echoplex motor
  236. Turning a combo into a head and cab...
  237. Did I get the right multimeter to bias my Allen Old Flame?
  238. My Weller iron gets too hot!
  239. musicmaster bass amp mod from torres... opninions?
  240. Warped speaker frame question
  241. Tubes in the RI Marshall Bluesbreaker
  242. GT 6CA7-sound better than they look
  243. Removing tubes?
  244. 6SN7GBT Question
  245. Victorilux tremolo
  246. AMP TECHS... (question)
  247. Tube reviews or rankings ??
  248. Airbrake tips
  249. Ge 6l6gc ?
  250. Both my amps crapped out this week - suggestions appreciated