PDA

View Full Version : Amp Technical Info

Pages : 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 [33] 34 35 36 37 38 39 40 41 42 43 44
  1. Shiva wont change channels??
  2. Reverb problem with Orange RV50
  3. disconnect reverb and effects loop = better tone?
  4. In what ways does the phase inverter tube affect tone?
  5. How can I tell if my tubes died?
  6. noisy amp that hasnt been used for 6 years
  7. Vox tube swap question
  8. Help - Connecting head to Combo Amp's Internal Speaker?
  9. Watching the Who......my AC30 dies..help!
  10. 6L6GC in rectifier position for Super Reverb?
  11. Cut control vs. Presence control ?
  12. Fender Hot Rod Deluxe Clean Ch question
  13. Recommended Reading for Amp Building / Hotrodding?
  14. Baising Tubes? TK Meteor content
  15. How to test for a bad reverb tube?
  16. Question about rect tube 5Y3
  17. No headphone jack
  18. Recommend me a replacement power transformer for a princeton
  19. HRD Bias Spec
  20. Shiva Boost Mod
  21. 50 Watt Marshall Clone Keeps Blowing Mains Fuse
  22. Amp Circuit Types?? What is a Peavey Classic 50 based on?
  23. Best 5Y3 NOS tube for Mesa Lonestar Special?
  24. Help! Marshall Help needed..
  25. 1978 Fender Studio Bass (amp) questions
  26. 6V6 busted in shipping
  27. Looking for opinions on the guts of a Vibroverb clone
  28. voltage inrush at power up question
  29. Sancto Sanctorum Tubes?
  30. What's this "110 volts for my 5E3..." talk I hear from time to time?
  31. Do TAD EL84s....
  32. Cable lacing vs zip ties
  33. I need help with tube ID, please...
  34. 59 Bassman RI ohm??
  35. Blonde Bassman - SS rectifier sag?
  36. Rectifier diodes - which ones ??
  37. fargen mk 2
  38. Heritage Patriot schematic?
  39. PPIMV types.. which is, erm, "best"?
  40. SF Twins and ground switches
  41. Swart AST and Tung-Sol 5881 re-issues
  42. Why do some amps have small caps .....
  43. Preamp tube came apart?!?
  44. Source for NOS Mustard caps?
  45. "Shaken light bulb" sound from amp?
  46. Dumb amp question #472
  47. KT77 Shiva?
  48. What are these speakers?
  49. Filter caps and Unnatural harmonics
  50. Weber Bias-Rite - Should I get one with Octal and 9 pin?
  51. Just ordered my Hakko 936-12
  52. DRRI ails
  53. Anybody running Sovtek 5881WXT's(or any 6L6) hot?
  54. How can i make the tremolo on my Ampeg J-12T footswitchable?
  55. Allen Old Flame Reverb buzz/hum
  56. Can you change a Fixed bias on a... *Big Picture*
  57. Revern circuit on a Crate Palomino V32H head
  58. Shiva fizz
  59. speaker cabinet mods
  60. Can someone translate a schematic for me?
  61. Hot Rod Deluxe Trouble. Techy advise needed.
  62. Power tubes or preamp tubes last longer?
  63. How to connect a combo to a 4x12?
  64. Any Groove Tube Solo 75 Techs out there?
  65. 5e7 bandmaster clone - cleaning up the noise
  66. Vibroverb 6G16 v's Vibroverb AB763 (Reverb differences)
  67. Camera for You-Tubes
  68. Bizarre biasing problem !!
  69. Improve a SF Bassman 70 w MV?
  70. attenuators...
  71. Seymour Duncan 84-40 Hum Problem, please help if you can
  72. My Signal generator has DC on it's output ;(
  73. The Canadian Modification
  74. Help me solving phase cancelation problem on parallel loop setup (pedals' content)
  75. supplies tracking output
  76. Comments on this 6G6-B Bassman?
  77. JCM-900 Clean channel low output?
  78. Help with a wet/dry/wet setup
  79. So, help me with capacitors....
  80. Mullard ECC83 ID Please
  81. Removing one tube from a two tube amp
  82. 5V6 tube any relation to the 6v6?
  83. ?Removing Solder From Speakers Question?
  84. Plexi Just Died....
  85. Hammond Power Transformer For 2x6v6 Amp
  86. Question about fuses...
  87. 6v6 related tubes
  88. Is my OT blown ?
  89. Ceriatone OT
  90. John Suhr...happiness inside this thread...
  91. How to tighten the bass in 5E3 Deluxe
  92. Blues Deville ? PCB , correct ?
  93. Help! Blues Junior keeps blowing V1 preamp tube
  94. Building a Ceriatone 5f1... question about rectifiers...
  95. Help me identify this tube-- I was told it is very old...
  96. Has anyone ever used EL156's/know about them?
  97. Power transformer replacement
  98. Are we responsible for injury or death?
  99. What are some great SE El84 designs?
  100. Ever sent an amp to MESA for repair? Need advice.
  101. I hear an AC Hum in my Amp - Do I need a Conditioner
  102. Removing old components from Sockets/Terminal Strips
  103. Traynor YBA-1 Modded Tone Help
  104. Anatomy of an Amp 101
  105. Modifying a Small Transistor Amp
  106. a $ 110 dollar crapshoot (Tube related)
  107. Power Conditioners
  108. So tell me if I got this straight (boost/powertubes question)
  109. PT making noises...
  110. Vactrol LDR switching "Knacks"
  111. Jcm2000 DSL Reverb Hum noise
  112. Throbbing sound from silverface twin
  113. Circuit differences in small Transtube Peaveys?
  114. 5u4g/5u4gb difference???
  115. Speaker question.
  116. Yay !!!
  117. Peavey Ultra 112 "buzz" problem
  118. I want to service my own amps
  119. Relais switching "knacks"
  120. Backwards Cathode Bypass Cap - Is This Okay?
  121. This Is The Reason I Work On Amps.
  122. Amp that should be built
  123. Is there a quick simple fix for this?
  124. Marshall 1959HW Bias Question
  125. Dropping resistor values on Allens
  126. Carbon Fiber as an alternative to wood for cabs?
  127. ID this yellow cap?
  128. Roland Jazz Chorus Noise Floor Hiss
  129. Any suggestions for cleaning tube sockets, pots and switches on my amp?
  130. Fender 5E5-A Pro OT Problem...Please help me figure this out
  131. gear questions
  132. Multi Tap OT wiring question.
  133. I did the DUMBEST thing!
  134. Fargen Mini Plex Question
  135. Looking for reverb kit recs
  136. Silvertone 1434 Medalist tune up
  137. Screen resistors on BF Princeton Reverb?
  138. Clark with reverb and treble issues
  139. Best 6v6 Tubes?
  140. Getting more clean headroom?
  141. 2 amps into 1 speaker....possible?
  142. 6L6 instead of 6V6 - quick question
  143. Reverb Pan in my new Super Reverb....?
  144. Aiken Tomcat - no sound - some no0b Questions
  145. Does resistor brand matter?
  146. New power tubes in a Matchless Chieftain
  147. Decent multimeter?
  148. Fuse for AC15H1TV?
  149. Two Rock Onyx owners...
  150. Fargen Blakbird 30 (w/SS Rect.) Blows Fuses with Any Power Tubes
  151. changed tube and still doesnt work
  152. Rumble in my amp with gain maxed out?
  153. what type of tube is this ? Mullard brand...
  154. Small bias change = big tone change
  155. Is some buzz inevitable
  156. Celestion 25W Greenbacks in 50W Marshall Combo
  157. Volume control on my amp doesn't work, need advice
  158. Power transformer question
  159. Traynor mods - where do I get parts?
  160. My AC15H1TV died!
  161. Creating Clean Headroom With Speaker Selection?
  162. A Few ??'s on my PittBull 45
  163. Amp Shock!
  164. cowtipper 45 tubes
  165. Gibson GA20-RVT Minuteman Reverb Tank
  166. Carbon Comps in amp
  167. My Orange TT died!
  168. 94 Fender Super Amp 4x10 reverb repair
  169. Whoosing sound on Roland JC-120
  170. Good 110-220V transformer
  171. Website for speaker's sensitivites, rating, etc?
  172. Reverb kit for Ampeg j-20? *have Schematic*
  173. Is the amount of Getter Flashing on a tube a good assesment of how worn it is?
  174. Constructing an iso cab
  175. Amp biasing question
  176. Amp Squeal...need some help
  177. What's the best way to run two amps?
  178. Plate resistor hiss bypass cap: Value?
  179. ÷13 edt 13/29 tube chart
  180. What current production EL34/6CA7 for Musicman?
  181. Affect of resistor in amp input?
  182. What I built this Christmas !
  183. Mod for the Epiphone Valve Junior combo
  184. 100w into a single 4x12 Cab?
  185. What Should I Fix On This '65 Vibro Champ?
  186. Distortion on clean channel at low volume, ideas?
  187. Can you change a JTM45 into a 2204?
  188. 12AU7 in V2 = less power output?
  189. Fender Dual Showman - EQ question
  190. Interesting finding on '69 PR
  191. Help with bad biasing experience
  192. Do I need to bias 12AX7 in Super Champ XD?
  193. Odd crackling noise with low-input of DRRI
  194. Any WE300B experts here?
  195. Really basic speaker wiring question
  196. AC30 troubles
  197. Heritage Victory Combo Output Jack Variations
  198. Best Balanced Speaker for 1x12 Pine Closed Back?
  199. Bias ?
  200. Tube Vendors, lend me your ear...
  201. Cathode Bias vs Fixed Bias
  202. Wire wound resistor value search
  203. Using a jumper for different channels?
  204. Metal film cathode resistors ?
  205. effects loop
  206. 10V caps in a 6V circuit ??
  207. Tube substitution
  208. RMS wattage
  209. Need Help/Info on Leaky caps- soundclip inside
  210. Help with cap or other issue? Diagnosis required
  211. Type 42 Tubes
  212. Replace stock Twin Reverb II tubes with??
  213. ef86 to Replace a 12ax7 stage
  214. Measuring distortion of signal
  215. Best sites to buy speakers?
  216. 5E3: Two Questions - 1) Tubes, 2) Cabinet
  217. Tube Bias
  218. 1960's Harmony H400A
  219. Tube choice for a '51 tv-front Pro
  220. Interchangable Tubes
  221. Soldano SLO Owners, Please Help!!!
  222. EL34 to 6V6 impedance question.
  223. Crate Vintage Club
  224. What have you done with your Blues Jr?
  225. Can an old GE/12AV7/5965 tube be used in my amp
  226. 6L6 and EL34 aren't interchangeable
  227. Anybody know of good mods for the Crate V50?
  228. AC30 PT Mod
  229. Where can I get filter caps for my VHT 2150 power amp?
  230. Weber 5E7- need more power
  231. Ampeg J-20 Problem
  232. volume drop?
  233. Variable slope resistor Q
  234. What does it mean when the bias reading won't stop climbing????
  235. Filament voltage questions
  236. what are your favorite caps and resistors?
  237. please explain amps effects loop
  238. Strange amp behavior
  239. 1971 Marshall Tremolo 50w
  240. Best way to repair a small tear in a speaker cone?
  241. Fender Twin Reverb Problem
  242. Weber copper cap vs tube rectifier
  243. No reverb in a Peavey c50 : PB SOLVED !!!
  244. Conductive PTP Board?
  245. Preamp tube question 12AT7 or 5751?
  246. CTS ceramics in late '70's Fenders?
  247. Peavey VTM 60 schematic?
  248. Marshall Jubilee 2553
  249. Tweed 5B3 Deluxe - try and try again - tone's not quite there...
  250. Converted to 3 prong plug, hum!