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  1. Lead free solder for RoHS
  2. Tube Springs? Those little springs to help hold em' in...
  3. 1959 Siemens VS 1958 Mullard...
  4. suping up an hold supro - hints?
  5. Help with a Crate VC30 project.
  6. Turning A Gain Control Into A Volume?
  7. Fender Amp - Neutral EQ Setting?
  8. Are all Silver face Champs designed only for 4 ohms speakers?
  9. 6L6 Power Tube Opinions
  10. Reverb Unit on 1970 Twin
  11. i want to put kt88's in my or120
  12. ef86 / ef806 -- same thing?
  13. Whats on your bench?
  14. Bad preamp tube socket cause microphonics?
  15. Tube converters...
  16. Cool Mullard Score!
  17. 5U4 in place of a 5AR4?
  18. reverb tank impedances (AC15CC1 replacement)
  19. Tube question for the experts:(RUBY)
  20. Couple of questions RE: plexi clone...
  21. Crate Palomino V-32 bias?
  22. "waves" in circuit boards
  23. Soldering 12ga wire
  24. Schematic for Gretsch 6162 combo?
  25. poo-bar...jcm800 prob
  26. Convert from 6L6 to EL34s?
  27. Need Groove Tubes Trio schematics
  28. Yet another "my BFDR makes a funny noise" problem
  29. Class A Self Biasing
  30. need help with a Marshall part
  31. Switching pops
  32. Interesting old Univox amp, question
  33. Two Stroke Amp by Dave Hunter
  34. Sovtek Mig 100. What tubes should I buy?
  35. Fuses: AGC and MTH types
  36. Help identifing power transformer
  37. Amp techs! Help me tweak out the harshness!!! (Engl schematic encl.)
  38. How hard would it be for a first timer to build this?
  39. weak fender 'vibrato'...
  40. Is there only 2 positions, RE Fender Legs
  41. 7025 v. 12AX7
  42. troubleshoot my Holland
  43. "Plexi" amp kit?
  44. Ampeg SJ-12R, quick question on biasing?
  45. Lead12 Ministack head problems...
  46. Wiring 1/4" right-angle phono plug
  47. Power Scaling: Fixed Bias or Cathode Bias ?
  48. Fender trans-impedance power attenuator vs. Ultimate Attenuator
  49. Why would a tube socket arc?
  50. Filter Cap size for 59 Tweed Deluxe
  51. tube choices for a h+k duotone EL 34's
  52. LORD VALVE? (Help)
  53. Budda Superdrive Mods
  54. Blackface is squealing?
  55. 6L6GC - KT-66 question
  56. OK,I may just want these! (KT-66 content) help needed though
  57. Trying to troubleshoot low-output issue on my Bandmaster...
  58. Can anyone tell me where V1 is on my Vibro King?
  59. variac vs regulator
  60. Amp build seminar
  61. Need info on a Power transformer
  62. rectifier tube sub? GZ34-5U4GB
  63. What amp is this??any info
  64. Help Me Date A Princeton
  65. Q re: tube rectifiers and sag
  66. Marshall Amp Noise??
  67. building my own cabinet?
  68. Crap!!!!
  69. Rivera Power Drop
  70. Hot Rod Deluxe problem
  71. Fender amp Tube question - Please help!!
  72. Mesa Maverick acting strange need help
  73. SS rectifier in Rocca Custom 40?
  74. Speaker wiring help.
  75. Fixed that problem, so why are the plates orange?
  76. TUBES: its RP, not MU, that's important!
  77. Ampeg B2 power loss
  78. AC30 BM Help!
  79. Univox bass head repair. Puzzled
  80. jtm45 clone bias WAY high..
  81. 6V6s: new Tung-Sol or JJs?
  82. Variable bright cap control in blackface Fender?
  83. Is my Rec Tube Fried? (pic)
  84. Epi. Valve jr. head help
  85. phase reversal pedal?
  86. 4x12 wiring question
  87. Fargen El Bastage Power Tube Suggestions
  88. Deluxe Reverb Reissue questions
  89. '63 Bassman is noisy - help
  90. Locating Bias Trimmer...
  91. biasing problem....
  92. Biasing method for the first time...
  93. Adding standby switch?
  94. What Causes Amp Idle Hum
  95. Semiconductor GP02-40 (4KV)
  96. 6SL7s compared to 12AX7s
  97. 64 Bassman question
  98. Best choice for Phase Inverter ?
  99. DR with 450V on the plates. Problem?
  100. Mains fuse blowing on Matchless Chieftain
  101. Champ 5F1 questions
  102. What A Great Find!!!
  103. RCA 12AX7 short plate revisited
  104. Amp Build Seminar
  105. 6BQ5/EL84 and 7189
  106. How is it possible..
  107. Why doesn't my wah work
  108. Help: amp blowing fuses: gig tonight!
  109. Are a 5aru4 and 5U4 interchangeable?
  110. NEED HELP: SED =Winged=C VS. New Sensor Svetlana 6L6GC's
  111. Do you think I might need a cap job?
  112. Star Amplfier problem
  113. HELP i'm stumped.
  114. Power questions not enough Power to run amp?
  115. Bogner Metropolis volume pot
  116. Tube swapping: 6L6 for 6V6 and AX7 for AT7
  117. use a speaker with no cone as a dummy load?
  118. transformer shunt method biasing weirdness
  119. Marshall Bluesbreaker RI tubes swapping
  120. Question for those who mix speakers.
  121. Another Amps 101 question: How are tube sockets numbered?
  122. PODxt Problems
  123. Angus Young and the mysteries of Power tube compression
  124. What Makes The Biggest Difference???
  125. Not an amp, but it is technical info
  126. Tech question, help me out here
  127. Ohms on a 1972 Traynor YBA-1A
  128. How many watts is the JTM-45?
  129. What could this be?
  130. Tube 5Z4 ?
  131. New 6l6 tube problems
  132. Which is worse: lower or higher impedance ...
  133. Ghost Notes
  134. Help me out with bright cap values, please
  135. Line voltage fluctuation ......
  136. weak reverb, Gemini VI, schematics included
  137. Need help with amp slaving
  138. Funny Sound in BFSR
  139. Fargen Blackbird Combo blowing main fuses...
  140. Tube types and generally specific sounds and tones
  141. Where there's smoke.....YIKES!
  142. PSA: Lots of schems here...
  143. Where to get 8 pin power tube sockets and which brand ?
  144. Correct Grounding?
  145. BEST 6L6GC's...money not an object?
  146. Where To Buy?
  147. Bias voltage Doubler - Brain Flatulation
  148. Which NOS Mullard GZ34 do I want?
  149. GE 12AX7 blackplate pic
  150. Was this a bad rectifier tube or power tube?
  151. How to reduce the pots noisy.
  152. You Make the Call
  153. Blown cap in '71 Marshall 50W
  154. some tube socket(s?) aren't functional in my SF Bassman
  155. I want to reduce the power of my Crate VC50
  156. Fender Reverb Self Generating a tone?
  157. Fender showman power tube overheating
  158. Old tube find-junk or treasure?
  159. 7355 tubes:industrial 6V6 GTA??
  160. Best tube socket AND pot cleaner
  161. Could this be a tube problem?
  162. Dumble on Ebay with Pictures
  163. Wanted: circuit diagram for a crateVTX200s
  164. Hiwatt - ??????
  165. e84L v. el84
  166. 6ca7 or el34
  167. Bitten by the bug
  168. Best time to check bias?
  169. Switching between 6L6s and 6V6s... rectifier??
  170. What problem might my amp have?
  171. Shiva Footswitch Screwin' Up!
  172. Mixing Power Tube Types in One Amp
  173. Amp sudden microphonics/nasty feedback problem...please help!
  174. Has anyone ever used 6Y6 power tubes?
  175. How hard is a cap job on a Fender Princeton?
  176. Biasing with a SRS UNIT (anyone?)
  177. What is going on?
  178. Is this safe?
  179. Using a guitar amp head for bass?
  180. New tubes in a DRRI...do I have to rebias first?
  181. Cap Polarity
  182. how to make an attenuator
  183. ef86 front end with 2 el84's build BUILD
  184. convert tube rec to ss?
  185. choke questions
  186. What could cause "Machine Gun" noise?
  187. LED hum
  188. Combo Amps & Bypassing Internal Speaker(s)
  189. 73 SFDR half volume & crackle
  190. Need help !
  191. Weird hum in my DRRI?
  192. Amp winks off. Blown fuse. Bad rectifier tube?
  193. Sound fade out, noise fade in
  194. MOV Question
  195. Just how similar are the JJ 6v6s to 6L6s?
  196. Yellow Jacket Problem (74 Twin Reverb)
  197. Cab Wiring Question
  198. DRRI - Deluxe Reverb reissue questions
  199. Speaker install question for vibrochamp
  200. How do I varnish/shellac my tweed amp?
  201. Problem with 12AX7 and AC filament.
  202. Vintage Danelectro reverb unit - help needed
  203. Tube Questions (5Y3GT)
  204. JBL D208 8" speaker -- good for a Champ?
  205. Leslie cabinet
  206. RC Networks... the math and such.
  207. PV Classic 30 & It's Lack Of Standby
  208. How Feasible Is This Design ?
  209. JJ Tubes in Mesa Rectoverb?
  210. Rockin' New Tubes for a Bassman Clone
  211. Problems with JJ 12AX7 Types
  212. Tophat Club Deluxe - Biasing?
  213. Quick question...
  214. Whis is louder-tubes or transistors?
  215. Tube Buffs..(Preamp Question)
  216. RCA / Sylvanias ?
  217. Bored
  218. Gibson Goldtone tube help-
  219. Superbass not working... help
  220. Wattage/Power Question
  221. SS amp and a "pop" when powered up?
  222. Recommend some WI techs...
  223. 1967 BF pro reverb: Noisey reverb
  224. Biasing trouble with 1959 SLP
  225. Metal Base GZ34
  226. jcm 900 4101
  227. Anyone using PA heads for guitar?
  228. Another Class A/AB thread
  229. Preamp tubes for Reeves Studio Stage MK II...
  230. 63 tremolux w/ 6v6s question
  231. What are the two outputs on the left for?
  232. RF noise and whatnot
  233. help! my amp is blown!
  234. Amp squeals uncontrollably
  235. Metal Panel Marshall
  236. Hiwatt Custom 50 repair.
  237. My Guytronix build
  238. 60 cycle hum in a Fender amp
  239. Help - I can hear another band
  240. Weber Bias Rite
  241. Mesa Studio 22+ very noisy!
  242. So what would happen...
  243. Please help with star ground
  244. Mesa F-50 hum problem on stand-by
  245. TAD mustard caps
  246. OK How do I connect this?
  247. How do you tell what ohm it is?
  248. Help ID 6V6GTA
  249. 4x12 wiring question...
  250. Cure Tube Rattle w/ a Big Fat O-ring ???