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  1. Baffle thickness
  2. Super Reverb Tone Degenerated
  3. Two 6L6's in a four 6V6 amp?
  4. Advice Needed: Victoria, EL34s+Gray Smoke
  5. Jensen 12PQ RI distortion
  6. 1967 BassmanSF- Starting the New Year Right
  7. NOS EL84s Humming in my Hot Cat 15...Why?
  8. I don't understand this champ clone diagram... help me out?
  9. Fender Hot Rod Deluxe volume problem.
  10. In praise of lower-than-"optimal" biasing
  11. Speaker repair glue info
  12. Adding a cab output to a combo amp?
  13. Preamp tubes that have no letters on them?
  14. JJ 6V6 similar to 6L6?
  15. Amp Techs: What does this look like?
  16. Ampeg volume cutting out!
  17. Using SN/AG solder in a Fender Twin
  18. sfdr vs bfdr
  19. Vox ac15cc mods.
  20. sfdr vs bfdr
  21. Greater Philly area tech for tweed amp repair?
  22. Blackface a late 70's Princeton Reverb??
  23. bias 66 Super Reverb w/JJ 6L6's
  24. EF86 preamp
  25. hooking up a speaker and not sure which tab/wire is ground
  26. Which tubes in the preamp section of my amp effetct my tone?
  27. Yellow printed Mullards
  28. Sozo caps for Fenders
  29. Sylvania 6ca7 biasing question.
  30. Anyone converted their JMP 2203/2204 to a PPIMV?..
  31. super lead noise
  32. New Gold lion kt88's
  33. 1967 Bassman General Maintenance
  34. Wanted: East Tennessee Amp Repair
  35. How can you tell if your tubes are Cathode Poisoned?
  36. One triode for parallel loop?
  37. amp tech's I need your help
  38. Speaker Sizzle
  39. I bought a German amp and now have a voltage/cycles issue.
  40. Mesa Boogie Mark V prototype - $1600
  41. Can someone point me somewhere so I can learn about how to use a zener diode?
  42. 5E3 Clark Beaufort
  43. Amp has power but no sound!
  44. HRDx FX Loop - Instrument or Line Level?
  45. Power cord strain reliefs
  46. I want to build an Allen Accomplice...
  47. 1966 Supro Thunderbolt - cathode biased?
  48. WTB: Caps!
  49. Celestion: Blue or Gold?
  50. Help identifying these 12AX7 tubes
  51. Odd question about iso cab in attic.
  52. A brief diagnosis question?
  53. Wiring a Standby in 5E3?
  54. Marshall Jubilee Problem!
  55. Capacitor question
  56. ERO caps.
  57. Question About Attenuators & Amps with Selectable Ohm Spkr Out...Harmful???
  58. Tone King Imperial Bias Question
  59. Buzzing/Clicking noise on my Laney AOR...
  60. Marshall Micro Stack repair help
  61. Epiphone valve junior head crackling tube question
  62. How to re-tension preamp tube sockets?
  63. PCB's vs Handwired - What's the TANGIBLE diff?
  64. Proper replacement reverb tank for a Blues Jr?
  65. Power tubes not glowing.. no sound.. wtf
  66. princeton reverb 65 RI
  67. Effect of dead tube in V1 on BF Vibrolux Reverb
  68. Need Diagnosis on Dead Bogner
  69. SWR California Blonde dirty pots
  70. Marshall Preamp Question: Which valve has the most impact on tone?
  71. quick jack wiring question
  72. 5V4G vs. 5V4GA
  73. Powering an LED with a 9V battery???
  74. Amp Techs Columbus Ohio Area
  75. Fender Super Reverb... New Tubes?
  76. 6L6 to EL34 & vice versa
  77. Asking for trouble with these tubes?
  78. Annoying Noise with Mesa/Boogie LoneStar Special
  79. Cokebottle 6L6G versus the Bandmaster and Vibro Champ
  80. desoldering a mic pre transformer: HELP!
  81. Bad Cat won't work in Rectifier mode
  82. 6L6/5881's that will take 500+ V?
  83. 6V6's in JTM45/Bluesbreaker???
  84. help with non-functioning tremolo on an FDR
  85. miss the dynamic of THD
  86. different Standby Idea
  87. Question on mis match speaker ohms
  88. Can you change a Peavey Classic 30 to a Classic 15?
  89. Anybody like ceramic caps? I might
  90. heyboer 50 w ot tranny- how long...
  91. Cathode follower?
  92. DRRI's fake ground switch...modded for bias adjustment knob??
  93. What can you tell me about these Zenith branded EL84's?
  94. supersonic 212 cabinet
  95. Mic pre transformer question
  96. THD 2x12 Question
  97. Brown Super Presence Control
  98. Cathode Bias = No Biasing Needed?
  99. Are Spring Reverbs Typically Noisy?
  100. Why does my SFDR sound like I'm using a sitar?
  101. 1972 SFDR makes horrible screeching noise sometimes
  102. Top Notch Amp Guru in the Tampa area?
  103. Cabinet mismatch. What setting should i use?
  104. Quick 'will this damage my amp' question
  105. Gibson GSS-100 Vibrato/Tremolo Problem
  106. 1976 Deluxe Reverb - Seeking advice!
  107. Poplar Cab Question
  108. Lee Jackson GP-1000 help pls!
  109. midi cable and roadster footswitch?
  110. 6L6 to 6V6?
  111. Channel Jumpering a 4-input Marshall Plexi
  112. Oh $&*@!, did i just kill my Marshall?
  113. rectifier tube question
  114. Bassman 6v6
  115. Bias Question
  116. Laney GH50L Less gain after tube replacement
  117. repairing traces on a mic pre board
  118. Mesa Nomad 55 Channel 3 not working?
  119. Ge 5881 nos
  120. I acn gear the radio through my amp
  121. Help Needed for 76 Pro Reverb
  122. source for filter cap cans?
  123. Dumb novice question
  124. 5V4 in a Princeton?
  125. Vibro Champ Reverb
  126. speaker wiring?
  127. Which power tranny for 71 Princeton
  128. Reverb problem with a mid 70's Traynor, need some advice
  129. Using a breadboard
  130. Filter Cap Can ???'s....40/20/20 vs 20/20/20/20?
  131. 1980 Fender DR question...
  132. Bogner XTC Ecstasy 101B Power Tube Question
  133. Hiwatt mods: possible?
  134. Fender Champ 12 - Speaker Replacement
  135. the beauty of Mullards
  136. modding the normal channel on my Twin??
  137. Ohms/Wattage question... need help!!!!
  138. Vox AC30CCH effects loop problem
  139. look what sozo capacitors came out with,very cool..
  140. Stupid SFTR Vibrato Question
  141. Fender Power Transformer
  142. 5E3 Build?
  143. Carling DPDT switches 641-series
  144. Favorite 6L6 for Super Reverb/earlier break up
  145. Princeton reverb problem
  146. JJ's 6V6 Is this a 6V6GT or 6V6 ?
  147. Vox ac-5
  148. impedance mismatch?
  149. Looking into rectifier tubes that will run on 6.3 volts...
  150. Hot Rod Deluxe Issue
  151. 5E OT Question
  152. 220uf 300v Filter Cap Sizzle, replace ?
  153. Bassman 6G6-A Trouble...
  154. Orange Rocker 30 head tubes
  155. channel jumping with a tubescreamer
  156. Two-Rock Bias Test Point & Bias Adjustment Photo
  157. How long do you folks get out of current production 12ax7's?
  158. Output transformer rewinds in Canada
  159. Carr rambler issues, help please,
  160. how to break-in a speaker
  161. Tubing a Deluxe Reverb
  162. (1982) JCM800 Bass Series (Inf/help Pls)
  163. Mullard I63 1965 12ax7s WITHOUT copper support rods is this possible?
  164. Bassman RI mods?
  165. Supply sag
  166. Weird happenings with my amp at practice last night?
  167. Potentiometers - Values???
  168. Can anyone recommend a good DIGITAL Multi Meter?
  169. peavey classic vt 2x12 speaker upgrade
  170. Cabinet impedance
  171. Power amp wattage greater than speaker wattage
  172. Non-working amp - shop visit or Ebay?
  173. How to calculate -3dB point of PI-caps
  174. DC Filaments
  175. Looking for Roland Amp repair in NYC/Westchester
  176. Anyone Put NOS EL84's in their Crate V18?
  177. Changing out pretubes in rivera knucklehead k -100...
  178. Shock question - SF Fender
  179. Finally used the footswitch on my HRD...
  180. Parasitic oscillation on a 5E3?
  181. Tube amp hum on power up
  182. motor-run caps, any one use these?
  183. Gibson Goldtone GA-15 not making sound
  184. What Is This Fender Cab Good For?
  185. Vox ac15 heritage - new tubes - re-bias???
  186. Fender: Central/So Cal Warranty Repair Shops
  187. Boogie LSS problem
  188. My amp is dead... help?!
  189. Are 1n4995 diodes ok for fender twin?
  190. Easy ways to reduce output on 6V6 tubes?
  191. Tremoverb hums in standby mode
  192. Peavey Classic VT
  193. Can this sort of Input Jack be made ?
  194. Can I put 6V6's in my Super Lead?
  195. What Dictates Power Tube Options?
  196. Speakers - what dictates overall volume?
  197. Bias reading creeping up on one tube on DSL50
  198. output transformer ohms question
  199. Daddy's Junky Music for amp repair?
  200. music man 10 inch speakers, what are the ohm ratings
  201. early 67 45/100 w/el34s, 119 OT, 43PT, aluminuim chassis
  202. Help me find a SPST/DPDT Push-Pull Pot
  203. Fender FM 212r Amp will not turn on?!?!
  204. Help me with Ohms
  205. Okay to use WGB 6L6's in TRRI ???
  206. Okay to use WGB JAN Philips 6L6's in TRRI ???
  207. Marshall JCM800 2210 - Tube for the Reverb circuit?
  208. How does one get Tone out of a Sovtek 5881 (6PI33C)
  209. Speaker dust
  210. questions on Crate V33-212
  211. Super Reverb circuit
  212. Questions About Hi-Gain Design Theory
  213. Reverb pan for Gibson Vangaurd GA77RVT
  214. Question about wiring multi tap OT
  215. Bias Tool and Blowing Fuses
  216. Gold Lion KT66 for Super Reverb?
  217. ghost note question
  218. tech in CT?
  219. Can someone help diagnose a amp/tube issue?
  220. What are the basic component of a guitar amp.
  221. Clipping the Bright Cap - what's it mean?
  222. DIY Sunn Beta Lead footswitch
  223. Problem with Fender Hot Rod Deluxe
  224. My little Vox died.
  225. Are these tubes okay for my 71 Pro Reverb?
  226. advice on changing bass channel (ab165) to marshall 2204?
  227. plexi experts: 1987 vs 1986
  228. will 2 12" speakers fit inside a super reverb?
  229. Tiny Terror head thru a small combo?
  230. to change PI tube when changing Power Tubes?
  231. Bogner noise question
  232. So, if I disconnect the negative feedback loop...
  233. Weird bass overtone/feedback
  234. TRRI power amp tubes - do I need to buy a matched quartet?
  235. Serious power tube problem with my Fender hot rod deluxe.
  236. Adjustable bias mod on Dual Rectifier
  237. lack of standby switches on high-end SS rectified amps?
  238. Super Reverb Issues
  239. Best tweed amp kits (heads only!)
  240. super reverb reissue problem
  241. How to Get Rid of RF Interference
  242. Marshall Bulgin Power Cable
  243. Help with tubes!
  244. super reverb OT primary impedance - 6k ??
  245. current production EF86 tubes
  246. Safe ma Range on a Matched Set?
  247. swart 6v6se speaker/ohms??
  248. Operating point vs music style
  249. Need help...Vox AC30cc1 has little bass
  250. roland micro cube into a valve jr?