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  1. Boost pedal question....
  2. What's blown speaker look like?
  3. Will different preamp tubes help this?
  4. KT77's in a Marshall SLP ?????
  5. Ceramic Caps vs. Film Caps in a Trem Circuit...
  6. how do i add effects after a tube amp before the cabnet
  7. Preamps
  8. Mesa DC-5 sounds sick (as in not good)
  9. Crackly sound on one note- Princeton
  10. Is it really that hard to build an amp?
  11. I want a cab that is switchable 4ohm to 160hm..is it possible?
  12. My "New" '79 Fender Twin Reverb and Lots of Questions
  13. What's the difference between a P15L and a P15N?
  14. Bogner Shiva - Reverb stopped working
  15. This Marshall ain't no Fender! Help?
  16. Rolls DB25 attenuater???
  17. grrr - lead free solder sucks
  18. How do I remove a bright cap???
  19. Socket/microphonics question
  20. How Bad is my Bassman Cooked ?!?
  21. Stupid question
  22. Snap, crackle, POP! Chopstick test?
  23. Reverb tank replacement issue
  24. Another Ohm question
  25. Using a 12AT7 as a gain stage.
  26. Sylvania vs westinghouse (short grey plate ID info)
  27. I love my Champ....but...
  28. Power Scaling Modules. Who installed them?
  29. Fender Reissue Reverb Problem
  30. 6P14P-EB sub for 6BQ5/EL84?
  31. Off and On Microphonics
  32. Un-ajustable fixed bias?
  33. EL34s - again
  34. Bright channel weaker than normal channel, where to diagnose??
  35. Will just 4 volt loss in wall power hurt tone?
  36. What to do about owning a 220V amp in a 240V environment?
  37. Related to my thread before, are 240V to 220V step down transformers available?
  38. 6n3C Russian tubes=6L6?
  39. Amp Techs>>need Help!! (1959 SLP Revisited)
  40. What's wrong with my amp?
  41. FENDER BANDMASTER vs BASSMAN(blackface)
  42. Help with Fender Deluxe Reissue Bias - Plate Voltage
  43. Preamp tube glow question
  44. ID'ing production year of Celestions
  45. Variac tone change
  46. What is LED distortion?
  47. Old Cap question?
  48. vox ac30/6 tb problem
  49. Blowing Tubes
  50. With the same cab, what's the volume diff. of these?
  51. Nasty Static from my Amp (Sounds like an old AM Radio)
  52. Twistlock Cap for a Supro
  53. Dual and triple rectifiers- what's the effect?
  54. Adding an effects loop to a Super Lead?
  55. Reducing ab763 bass/verb pot values
  56. Matchless Spitfire transformer hum? What the?
  57. JMP 50 watt. Add Tube rectifier or not???
  58. hot rod deville 212 cuts out(volume)
  59. Can anyone recommend any good amp techs in London, UK?
  60. Where can I find hardware for vintage Marshall cab?
  61. Favorite speaker in a Super Champ?
  62. Looking for a superior amp tech in Alabama...
  63. AC Power Switch - why switch hot and neutral
  64. What causes an amp to become noisy?
  65. Building a head cab around a chasis...
  66. Re-tensioning preamp tube sockets
  67. Can you guys ID a "Tungsram" 12AX7 ?
  68. Ohm Tap Question ...
  69. Zenith 12AX7A
  70. Sudden bright tone on my JMP
  71. KT66's In A Low Power Twin
  72. Buzz/Hum from power transformer...
  73. Q: Value of bias feed resistors in 1983 JCM 800.
  74. Best $30 I've spent in a while
  75. Mesa Lone Star "Pops" when turned off
  76. Wired Up Another OT Tap - Now What?
  77. Sunn 200S revamp
  78. AMP techs in COLORADO??
  79. 2061x Lead & Bass Schematic & Layout
  80. Haltron
  81. Finaly built a subminiature guitar amp... now I need help!
  82. Going rate to have an amp biased...?
  83. Fender Super Six squealing
  84. Bias your amp...really?
  85. Old flame blew a fuse with new tubes
  86. European tube, flashing, i.d.
  87. Will running through an attenuator all the time ruin my amp?
  88. Star Grounding Location
  89. signal cap "polarity", finding lower impendence point via schematic
  90. OHM Question
  91. A quick biasing question....DVM content
  92. Capacitor Voltage Ratings and Resistors in AB763
  93. N00b question
  94. how to clean old Marshall pots??
  95. Pot in series with cathode resistor?
  96. Running entire preamp tube in parallel vs independent triodes?
  97. Does on EL34 Power putting on a ligth show mean a problem?
  98. Nice Chassis!
  99. tube question - mixing /matching 12ax7's?
  100. Autenuated Marshall 100watt Super Lead Strain question??
  101. Kt66
  102. where to get exotic woods for head cabinets
  103. Pro Reverb—very low output, distorted
  104. Blackface sound?
  105. Fender middle tone pot replacement questions
  106. Wiring Fender Bass and Treble pots....Got a question
  107. Ampeg B-25B spec question
  108. Has anyone had this problem
  109. 6100 won't do the business after ride in car.
  110. Marshall Volume Decrease
  111. Crate VC50 mod question...
  112. Inquiry: Biasing 6550's
  113. Stupid question - hoes does wattage work?
  114. Ruby 6V6?
  115. Impedance and ext cab question
  116. AC30...tadaaa - reverb quits
  117. How do you determine watts?
  118. Marshall jcm 800 6550 to el34 conversion ?
  119. 65 Fender Twin Reverb Experts I need Your Help
  120. NOS Telefunken Tubes-
  121. Low noise 12AX7s and 6V6GTs?
  122. Vactrol switching
  123. Anyone have a schematic for a switchable rectifier?
  124. 6L6's in a Deluxe Reverb
  125. Tube Score...ID Help
  126. Is there a way to determine an unmarked speaker's power handling?
  127. Ohms, Tone, and Volume
  128. Where to buy Groobe Tubes?
  129. Substitution of slightly larger Filter cap in 5f1 champ
  130. Tweed Bandmaster vs. Super
  131. How do Mullard EL84s hold up to heat?
  132. Bragging Rights - Dual Rectifier Fender Concert (Rivera)
  133. Couple of NOOB questions
  134. Tube Question: Speaking From Ignorance
  135. Switchcraft 228 Speaker Plug?
  136. Carr help
  137. Mesa Dual Caliber series Output Level control mod/improvement PSA
  138. Purpose for a Shunt????
  139. Challenge with V1 pre-amp tube...
  140. Using 1.6a fuses in an amp taht usually takes 1.25a - Ok?
  141. quick question about amp bias
  142. Mullard Long Plates and other questions
  143. 2Amp Variac...Will I go Bang ?
  144. Tech for Alamo Montclair Reverb? Philly?
  145. Will an Attenuator set a a few db reduction act as a full load?
  146. Advice with 1964 Silvertone
  147. Ken Rad army....
  148. palomino modding
  149. Marshall powerbrake at "Max"
  150. Weber Bias Rite (help?)
  151. Anyone using TAD tubes?
  152. 1951 Gibson GA-20 help
  153. Weird microphonics problem
  154. SJT10/20 preamp tube layout.....and biasing question
  155. Speaker flub/static
  156. Taking a Pro Reverb closer to Plexi territory....
  157. What Eyelets fit 1/8" board? Mouser Link
  158. Roland JC 55 technical help needed!
  159. Bias Rite
  160. need schematic for suitable amp load with line out
  161. DRRI - dead
  162. Quick tube replacement help needed...
  163. Which tube is the culprit?? Fender Deluxe reverb
  164. Marshall JCM 800 2204 tube question
  165. How do I test ohms from my amplifier?
  166. PI Slot - Balanced or No??
  167. Bias reading
  168. Fender Bandmaster Reverb Hiss
  169. Basic Tube Amp Maintenance Book?
  170. 6V6 glowing blue
  171. How do you clean grill cloth?
  172. Loose spinning pots
  173. Potential Reeves Custom 50 head problem - help!
  174. Looking for some help with a Fender 63 RI Reverb Tank.
  175. Blackface Tone Cap Values...Lowdown?
  176. Name these 6V6's...
  177. when trying preamp tubes in different positions do I need to turn off the amp?
  178. Types of tubes for Marshall?
  179. Update on the Zenith Conversion
  180. Problems with my Fender DRRI vibrato, any suggestions?
  181. Cant believe Ive done this..
  182. Fender Bassman Ohm Help Please
  183. Blew Out A Filter Cap on 1970 SFDR
  184. Attenuator Ohm - Related Question
  185. How big do I cut the hole for a 12" spreaker?
  186. better volume pot?
  187. Anyone know where to buy the Fender lamp assembly?
  188. Where would you start? dull sounding amp
  189. Please Tell Me What This Means.....
  190. Light Needed For Amp
  191. 5C3 Filament connections
  192. Any Good Magazines?
  193. 6L6GC bias question...
  194. Filament Problem
  195. Triode Pentode Switch
  196. 7027A bias range?
  197. Princeton Reverb Issues
  198. How do you run several amps at the same time
  199. Repaired cones - any need to replace?
  200. Are these Tungsram 12AX7A Made in Hungary tubes making my preamp sound dull?
  201. Late '62 Bassman Question
  202. Service for a Rivera in NJ
  203. V2A gain problem on JTM45 build
  204. Cable extension for DrZ Combo to THD HotPlate
  205. Tube identification - unmarked Groove Tube
  206. amp speaker cable
  207. Question for Tube Guru's... 7189 = EL84?
  208. I need a dark speaker
  209. One tube redplating.
  210. What solder tips do you use most?
  211. Odd Bassman? Help date?
  212. supro power fading
  213. Need help finding Marshall amp parts.
  214. Bias setting for superlead needed
  215. Wiring options with 4x12 16ohm speakers?
  216. Reducing Hum?????
  217. Do Power Tubes break in?
  218. lexicon 284 .. recomend me a speaker,.. 10'' 8? 25W??????
  219. EL34's for a TSL 60
  220. Kustom Studio V4 Guitaramp schematic request
  221. Tube source
  222. Solid State Amp Head Malfunction
  223. Marshall down...suggestions?
  224. New tubes=muddy Kingsnake
  225. Looking for Ideas Re: Modding a Dual Showman Reverb...
  226. Tube Noise? 1st post!!
  227. Fender Reverb Transformer-Can they go bad?
  228. My Silverface Champs has the $hit$
  229. Crate Powerblock repair...
  230. 5150 Tubes?
  231. Fisher "Holland" tubes?
  232. Elementary Bias Question
  233. Brain cramp - hooked speaker out of one amp to speaker out of another amp
  234. Dark preamp tubes
  235. Amp Tech Advice.
  236. DB meter
  237. Solid-state rectifier vs. tube rectifier.
  238. Newbie Multi-Input Jack Wiring Question
  239. More headroom out of a 5f8a Twin?
  240. Effect loop send level
  241. Reconing stereo speakers?
  242. New Tung-Sol 12ax7 ?
  243. Bassman Amp Modder Recommendations
  244. Need help getting schematic for my 68 Dual Showman
  245. Kendrick Blackface Conversion???
  246. Kt77
  247. The infamous kitVersus the real tweed-
  248. KT66 to EL34?
  249. How to disconnect SF Fender Vibrato?
  250. Bassman OT for Bandmaster Reverb