PDA

View Full Version : Maintenance, Troubleshooting & Repair



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 45 46 47 48 49 50 51

  1. Orange Rocker 30 Head Case
  2. Half Tube Tremolo/Vibrato?
  3. Finding tube sockets with 1-3/8" mounting center
  4. Replacement diodes for Reverbojet rectifier
  5. Can I Super Glue A Loose Tube To It's Base?
  6. Fender 'Twin Amp' c2002
  7. Death cap
  8. AVT150H, fuse and resistors.
  9. Ticking in Princeton Reverb Tremolo...
  10. Hartke 3500 power amp module - any replacements?
  11. Bias current vs class op question.
  12. Fender Cyber Twin no master Volume
  13. Ampeg SVT 6 Mosfets
  14. capanalyzer 88 series 11
  15. Popping Fuses. Op-amp replacement question...
  16. help!(faulty behringer bx1200)
  17. bugera 333xl effects loop problem
  18. Hiwatt Classic 100 power section
  19. Dual Marshall Footswitch
  20. troubleshooting Fender 3016 amp
  21. Hot rode deville no sound
  22. The Marshall AVT50 R58 problem
  23. Sovtek Mig 50 shorted tube.
  24. microphonic chassis problem
  25. Peavey bandit 65 feedback problems
  26. Behringer vintager GM110 troubles
  27. Soundcraft GigRac 1000ST, major problems ? blown?
  28. Blinking Channel LEDs with side of noise
  29. Converting: 220 - 117V
  30. 1976 Fender Champ hums 60hz always
  31. SWR Silverado power-up problem
  32. Crate V-33 Do any of these last?
  33. Help with IORIO amp problem/output tranny?
  34. Evans amp schematic ?
  35. Lord Valve where are you?
  36. "Blows Fuses" and "Is my transformer dead?"
  37. Marshall AVT 50x OD channel problem
  38. SWR Bass amp fan issue
  39. Speaker Ohms Question
  40. AMpeg SVT-CL Unholy Noise
  41. Crate Vintage Club 50, Input Jack Issues?
  42. Peavey Stereo Chorus 212 Schematic?
  43. ID this part ?
  44. Danelectro DM10 thumping
  45. Ampeg SVT 4 T schematic??
  46. HELP with wiring a Teisco Checkmate CM-10
  47. Old Fender fiber boards
  48. Old Fend. Transf. Primary Colour Codes
  49. Configurable Dummy Resistor Load Box for Amp design/repair
  50. Amp trouble
  51. Schematic Request Peavey Envoy 110
  52. Connecting a 110V amp to 240V - possible?
  53. B-15 Crackle
  54. faint signal at zero volume
  55. Hot Rod Deluxe - Mystery
  56. Help the newbie with an Encore 65, distorted
  57. Acoustic Control G100t
  58. 66 Vibro Champ needs some help
  59. Video of hum when I switch on the reverb of my Twin Amp
  60. New power transformer issues
  61. Crate BV120H bias?
  62. varistor touble
  63. Crate Palomino v16 Schematic?
  64. PV classic 30 PT?
  65. Sunn 300 T Bias / Balance issues
  66. Marshall JCM2000 has no sound
  67. JCM 800 2205
  68. Mesa Boogie Formula Pre - Relay
  69. Fender cab question
  70. B+ to high on homebrew
  71. Roland JC120
  72. peavey VB2 schematic
  73. Another peavey 400 bh problem
  74. Ampeg B2 Voltages
  75. Fender 'Twin Amp'
  76. Marshall MG 100HDFX-Clean switching?
  77. Line-in confusion
  78. 1968 Duo Medalist switch issue
  79. Vibro Champ Heater Wiring
  80. Amp troubles!
  81. Randall RG200
  82. Where's the best place to buy filters, caps, etc?
  83. Replaced V1 plate resistor, now I am getting squealing
  84. '79 JMP 50. Old tubes cause low bias voltage?
  85. Fender SK 100B pre amp section out
  86. marshall tsl60 switching problems
  87. Your thoughts on Filter Caps.
  88. Mesa Boogie .50 Caliber Amp - Low Output On Overdrive Channel
  89. MIG100 - Replacing output jacks
  90. Crackeling Peavey Classic 50/50
  91. TSL 602 'Squawking'
  92. Gibson GA42RVT repair issues
  93. Blue glow on the inside glass
  94. 62 Ac30 Distorting :(
  95. peavey delta blues ?
  96. Marshall AVT150H channel switch popping
  97. Rivera K-tre too loud and hissing
  98. yamaha G50-112II
  99. Peavey XR1200 Repairs In Progress - Help Requested
  100. Ampeg B-2 Fan Trouble
  101. '67 bandmaster - intinsity pot for tremolo doesn't start working till about 5
  102. crate gfx-212 - bad input?
  103. G1 amp in Case
  104. Rectifier path of travel
  105. Marshall Valvestate 8080 big noise when starting up
  106. Mesa Stiletto problem
  107. Marshall Mode Four
  108. Ampeg SVT 5Pro Schematic
  109. Radial Headbone
  110. Anybody got a gut shot of a Gibson Ranger GA20?
  111. Mesa Boogie 50 Caliber + red plating
  112. Ampeg SVT 4 Pro curcuit breaker
  113. Ampeg BT25
  114. classic 30 with low volume and odd sounding distortion
  115. PV XR400b mixer/amp with 200 H power module low output
  116. Sunn Beta Lead power transistor
  117. Problem with a Mesa Boogie Dual Recifier
  118. mesa boogie 3 channel triple rectifier switching channels by itself , other noise
  119. FRED Diodes For A Kustom 200B?
  120. SF 135Watt: Dropping the B+ voltage, and bias mod
  121. Silly Questions from a Twin Reverb owning DIY Newbie
  122. Need a little help with a Laney Gh100L
  123. Broken amp, need diagnosis help
  124. Roland Jazz Chorus 120 "Schematics needed asap"
  125. Fender Princeton 65 DSP - Low Volume and Hiss
  126. Dead Vibrato: Fender Twin Reverb Reissue
  127. Reverb issues w/ a Peavey Classic 30
  128. Post In Music Electronics - Link
  129. help with a Kustom 200B
  130. Valvestate 8080 issues
  131. ill amp 'crackles' into speaker ?
  132. Acoustic Model 123
  133. Motorboating issue
  134. Fender Acoustasonic II SFX problem
  135. Hartke 3500 relay problems?
  136. VOX AC30/6 TB scratchy static noise
  137. Help ID a Mains transformer for 135W Twin
  138. Signal tracing rules
  139. Fender Hot Rod Deluxe won't play!
  140. Hot Rod Dlx Fizzy artifact!
  141. need help fixing my fender fm 212r
  142. almost a 6G6 build
  143. Tech-Caps???
  144. Crate GLX65 Question; Working Amp w/ no Sound from Speaker
  145. Marshall DSL 2000?? SO confused!!
  146. re:Peavey XR600B
  147. Taking the next step in my builds and repairs.
  148. Swr la series chirps on power up
  149. Tonefullness of one cap over another
  150. Low V supply issue Firebass 700
  151. LANEY VH100r Power tranformer buzz fixed ...
  152. Polytone - blown power transistor
  153. wave -like sounds
  154. marshall avt 150 h
  155. Crate GX-15R doesn't work - Any ideas?
  156. rca soldering
  157. Deluxe Reverb Mod or mix-up?
  158. Fender Twin Hum Hum Hum
  159. Major goof, major problem OT
  160. Crate V50 ?
  161. Ampeg SVT5 Pro
  162. High-Frequence Noise at Roland Bolt-30
  163. What Reverb Tank for a Yamaha Fifty 112?
  164. Power Amplifier Repair
  165. Problem with Fender Princeton DSP
  166. Peavey VTM 60 Blows fuse
  167. clean channel gone on my little Fender Champ 30 - fixable?
  168. Ampeg SVT 5 Pro
  169. redplate/biasing issue
  170. Behringer GMX212
  171. Amp/Guitar Temperature Sensitivity
  172. fizz and oscillation in Peavey Rockmaster head
  173. Classic 50 tube biasing?
  174. i have damaged my Crate VFX,please help..
  175. 6G12-A Concert clone behaving oddly
  176. Roland Cube 60 -- missing reverb
  177. Peavey Heritage VTX Series
  178. Blues DeVille reissue squealling preamp
  179. Substitute GZ34 for 5U4GB?
  180. Princeton Reverb Re-work
  181. No sound from speaker..?
  182. AC at pin 8 on a 6V6
  183. Pot replacement....I got "shafted"
  184. Keeps blowing the fuse
  185. Blues deluxe..same ole' problem
  186. Color coded capacitor
  187. Miscellaneous Question About Amp Damage
  188. Weber 6a14hp buzz when reverb is on.
  189. line 6 flextoneII hd head problem
  190. Ultimate Chorus
  191. Guitar Research T64RS TUBE
  192. Roland Bolt 60 reverb tank?
  193. Fuse Pops - Transformer Dead
  194. Orange rockerverb owners?
  195. Lafayette (or Univox??) U-80A mystery amp
  196. identify a transformer
  197. Bassman 100 - Should it be louder?
  198. Super Champ XD
  199. Amp Tech Needed in So Cal...
  200. Fender Princeton Chorus problems
  201. Marshall MG100dfx
  202. Marshall Super lead 1959 Problem
  203. JTM45 Build Buzz Problem
  204. Svt 4 pro tubes??
  205. Question about Marshall Valvestate 8100
  206. Marshall JMP 50 watt bias
  207. Traynor yvm-1 voice master acting funny - - -
  208. Fender Concert II problem ( preamp)
  209. Sticker on power tubes? Harmful?
  210. Need pot volume control for op pro preamp Ovation Guitar
  211. Marshall AVT150 Blown Fuses
  212. Diodes for a Twin
  213. Hiwatt Classic 50 Crackling when cranked
  214. NOS 6L6 vs Currently made 6L6
  215. More failed Jamicon 12,000u 80v
  216. Fender Super Reverb AA763 Bias
  217. marshall 8080 pot problems
  218. Need help with Fender Twin Reverb
  219. Vibrolux low volume
  220. Slightly off topic, but strange
  221. High voltage on pin 1 of V5 in '67 Super Reverb
  222. Powering vtl5c1 from heaters on SLO 100 ?
  223. Fender Twin loud reverb hiss
  224. Awful noise from Fender Bantam Bass
  225. power noise parkg10r amplifier
  226. HomeBrew Troublshooting Help
  227. Silvertone 1484 help needed
  228. PEAVEY BRAVO 112 crunch channel bad switch?
  229. 78 Crate CR-1R, 72 Gibson G20, 2006 Randall RG 100 G3 100 watt valve dynamic
  230. Ampeg svt cl hum issues
  231. Polytone Mini Brute lll, lV, M-PA
  232. Need help trouble shooting peavey xl-500 mix amp
  233. Serious ?grounding? problem - kind of scary...
  234. Silvertone 1484 diode substitutes
  235. Trouble with Peavey Backstage 110 amp
  236. '67 Ampeg Jet, no trem & high voltage
  237. Buzz/click!-dead when switching off standby
  238. New Matamp schems
  239. Where to get replacement parts for a Fender Twin Reverb?
  240. Phase linear 700b help!
  241. Complete newbie to amp repair
  242. Peavey TNT Fuse blowing
  243. Park G10 amp at 4Ohm Speaker?
  244. Need schematic for a Crate VC6112
  245. Crate Blue Voodoo 120H acting up:
  246. Mesa DC-5, Massive Hum on Clean Channel
  247. My gibson amp
  248. Peavey Classic vtx series- Troubleshooting repair help needed!!!
  249. fender studio lead amp problem
  250. Dear god not the Selmer again... & PPIMV...