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  1. EH English Muff'n torroidal power trans
  2. Silverface Champ LOUD Hum/Buzz
  3. Sano 250R bad pots?
  4. Blackface Deluxe (non-verb) problem
  5. Ampeg B200R Blowing fuses
  6. Marshall JMP 100w fuse questions
  7. Acoustic 470 channel switching noise
  8. Why is the input cap value to PI stages much lower than the FB input?
  9. Peavey Citation Transformer
  10. Fender Twin 135 Watt
  11. Laney nexus 400 watt tube bass amp
  12. Jcm 800 boost channel not switching....
  13. Traynor YBA-1A OT Protection-those old GE parts are Selenium!
  14. Crate PA6fx schem?
  15. Mesa maverick optocoupler issue
  16. Traynor YBA-1A no bias voltage @ Standby (no bias tap on PT)
  17. Is my OT fried?
  18. Univox Oscillation, bias runaway
  19. How to leave my '72 Bassman ?
  20. Fender Deluxe 90 DSP Intermittent Problem
  21. Les Paul supreme wiring problem
  22. 2007 Vox AC30HH random crackle when shutting off
  23. Blues jr III plate V issue
  24. Tube amp Crackle-like distortion
  25. Filter Caps replacement. Which is the best solution?
  26. Having trouble with high voltage fuses on Laney chassis rebuild
  27. Busted XR-1200?
  28. Speaker Testing Suggestions?
  29. BF Bassman hiss
  30. Why go all PDF links give me...
  31. 2n3055 vs MJ15003 any recent opinions?
  32. Bose SP1
  33. Arcing between adjacent tube pins on Ceramic tube sockets
  34. JCM 2000 TSL 100 motherboard question
  35. Ampeg Gemini II 2 - 7591 tubes red plating and what not
  36. Looking For Egnater Tweaker 15 PT Specs
  37. Carvin x100b... when it rains it pours!
  38. Traynor 70's vintage YBA-1A Mk II with KT-88's
  39. Fender Hot Rod Deluxe - Smorgasbord
  40. Acoustic 370 output power vs 470
  41. Sunn beta bass- oscillating output
  42. Orange or120 glow screen grid
  43. PI changes in blackface to silverface Deluxe Reverb
  44. Marshall JMP 50 breaking into oscillation when input level raised
  45. Laney VC30-112 Combo - hum problem
  46. Marshall 1987x Hiss
  47. Vox Viscount Repair/Refurb
  48. Electro Harmonix Memory Man Deluxe (4 control unit)
  49. Fender Super Sonic Twin automatic bias failure
  50. Behringer PMP960M Mixer/Poweramp
  51. Vox Royal Guardsman problems
  52. Fender TB-1200 Bass Amp Output Stage Failure
  53. Hartke Systems Model 2000 Bass Amplifier - protection circuit
  54. Acoustic 150 Amp - Reverb driver?
  55. Soundtech PS802 amplifier schematic
  56. Ampeg BA-115 Blowing Output ICs
  57. JCM900 model 4500... what would cause this?
  58. Pot resistor noise at 5 through 8
  59. Crate V3112 - Clean Channel Noise Distortion
  60. '72 Bassman High Frequency Oscillation
  61. 80s Peavey Amp Repair Attempt
  62. Marshall Valvestate VS65R Static
  63. Fender Roc Pro blowing fuses. Need troubleshooting help.
  64. Hotplate disassembly?
  65. Samick LA40RV Be-Bop Deluxe Schematic
  66. Peavey Supreme
  67. Ampeg SVT 3 pro.
  68. Fender 68 Custom Twin Reverb
  69. Need good amp tech moderately near Detroit
  70. Vox AC 30 Voltage and popping problem.
  71. JCM 2000 DSL 100 ISS 5 - That Won't Hold A Bias - Change Diodes?
  72. Need Vox Cambridge 15 schematic and/or power amp IC info
  73. Peavey Session 400 Power Board Layout
  74. red-plating 6l6's?
  75. Vox AC30 cap replacement
  76. Bugera 6262 noise
  77. Line 6 Spider III 30 Pot help
  78. Marshall JCM 900 Footpedal Cables
  79. Yorkville NX55P
  80. Rivera trouble
  81. Issue with Magnatone 450
  82. Crate vtx65 - strange fault
  83. Music Man HD150 hum
  84. Peavey 260D Power Board Questions
  85. Thomas Vox Tube Pathfinder - a few questions.
  86. Yorkville YSM5
  87. Guyatone GST-U05 Optical Auto Wah Pedal Schematic Needed
  88. Elk Amp reverb issues
  89. AB 200 bass amp bias
  90. '68 Harmony H415 Filter Caps
  91. Super-sonic 22 preamp acting funny..
  92. Gallien krueger MB200 problem
  93. RA 200R no sound from horns at times
  94. Ampeg V4 Standby Switch
  95. VOX AD100VTH Power Transformer Problem?
  96. Blues Deluxe Reissue dead reverb
  97. Peavey 1.3K power amp
  98. Sound King J212MA powered Moniter
  99. Fixing Thomas Vox amps: power switches and driver trannies
  100. Shielding an amp for interference.
  101. 1964 Deluxe Reverb
  102. JTM clone with dc voltage leaking into the signal path.
  103. Marshall MG15CD not working properly.
  104. Heil HM 1000 info?
  105. Mesa Boogie Nomad 55 burnt PCB
  106. Fender 65 Twin Reverb
  107. Univox U150R Reverb Problem - Need Help and/or Correct Schematic
  108. Biasing Question
  109. Ampeg SVT3 Pro worries
  110. Line 6 Axsys - issue with LM3886TF
  111. DC at the input, scratchy guitar volume pot
  112. Standel driver transformer replacement help.
  113. Line6 Spider III 120 Circuitry Question
  114. Bias voltage problem with plexi 50w build
  115. Ampeg Gemini VI rebuilt, now has suspected ground loop
  116. Kustom 200 B-1 - shorted output
  117. Vox Cambridge 30 Reverb - blown amp
  118. Peavey Mark Viii AC Wiring question
  119. Marshall DSL 50 blowing switching P.S. fuses
  120. I have a problem with a Kustom Quad 100 DFX amp.
  121. Strange Things with a 5e3
  122. Help biasing Ampeg JET J-12 with 7591s
  123. New meter
  124. Peavey VK 100 Low Power
  125. Crossover distortion scope shots and questions
  126. Peavey Valveking VK100 Sound Drop Out
  127. Exression pedal LDR's ?
  128. 6V6GT biasing questions
  129. Aluminum Oxide Thermal Pads
  130. ADA Microtube
  131. Gibson GA15RVT reverb transformer
  132. Be careful when buying parts
  133. Crate TD-70 Schematic
  134. Peavey Nanovalve Volume Drop = not tubes = caps?
  135. Place to buy a DSL100 board
  136. Fender 6G14A Concert tremolo stops working at maximum settings
  137. Fender vibrosonic custom scratchy pot
  138. mesa boogie m2000 repair
  139. Vox Cambridge Reverb V1031 non-polar electro caps
  140. Traynor YBA 300
  141. oscilloscope info
  142. Apogee DA-Serise Repair
  143. Ampeg v4 Low Signal
  144. Help Blackstar Club HT-40
  145. SVT 3-PRO
  146. Xlr input for old pv xr700 pwd mixer
  147. 5150 Preamp
  148. Crate GT200D Right channel DC on output
  149. Deluxe Reverb Oscillation Problem - Reverb Driver stage?
  150. ashdown bass combo 180 watt electric blue
  151. ART 312A powered speaker problem
  152. Carvin R1000 Rear Panel PCB Jacks (nuts) problem
  153. Acoustic 140 question
  154. Ancient Stewart - no PT amp---what to do
  155. Epiphone futura static sudden volume increase
  156. boogie simul-class 2:ninety question
  157. 5150 II Help
  158. Ampeg SVT-3 Pro fan?
  159. SWR SM-900 bass amp - fan circuit problem
  160. Gibson Falcon: Does this look right?
  161. Unknown transistors , 5 pin???
  162. Eden WT800 gone silent
  163. Non-polarized to polarized?
  164. Roland KC-300 low preamp power supply
  165. peavey bandit awful squeal
  166. Princeton silverface problem
  167. Lesle tube amp giving me fits.. Amp guys can you help?
  168. Vox AC15 Help
  169. Yorkville YSM6
  170. HH IC100
  171. Problem with a Peavey
  172. Bogner Shiva Blowing Main Fuse
  173. Fender Princeton 65 SS can't change between clean and lead channel w/o footswitch
  174. Twin Reverb PI issue, or?? Is caused by guitar input, reset by master vol.
  175. Supro Thunderbolt 6420 question
  176. Roland JC120 Head: Jacks Intermittent and POTs Crackle
  177. Aesis RA150 shuts down after a few minutes (Re-Visited?)
  178. Princeton Reverb Tremolo Problem...
  179. Questions on a 1977 Peavey TNT 100
  180. Fender pa 100 bent chassis
  181. 5 v rail pulled down hard, blowing fuse
  182. need help in setting up a monitor on a mackie cr-1604
  183. Ampeg VT40 Reverb
  184. Fender Deluxe 112 Plus Buzzing/Squeal in Reverb
  185. Dead Peaveys on Clist
  186. Biasing Carvin V3M
  187. Guess the tube head "Brand" of my defective power transformer? Bought NEW August 2013
  188. Marshall JCM 2000 TSL 122
  189. Marshall JCM 900 4100
  190. Musicman 2100 RD channel switching problem or confusion?
  191. Marshall 4145
  192. TS100 [TubeStereo 50x2] possible design flaws
  193. prosonic reverb weak
  194. Marshall TSL 100...help needed!
  195. Marshall AVT50H Issue
  196. Samson TXM20
  197. Source for "real" tda1514a
  198. SWR Silverado Cooks!!!
  199. Fender original pots
  200. Show Me Your DMM!
  201. 5E3 build ... loud hum See pictures
  202. headphone connectora
  203. Hum Problem in a 69 Bandmaster Reverb
  204. SWR Workingman's 15 Combo humming...
  205. Sunn Sentura II low frequency oscillation
  206. Need a tech in Chicago
  207. Bias in 70's Vox AC30
  208. Gibbs Model 6520 tank replacement help
  209. DSL100H Help
  210. Fender princeton 65 blown output?
  211. Mis-connected Cathode Fried Something !??
  212. Who makes the "u" logo e-caps that CE dist. sells?
  213. Mesa Dual Rectifier Solo (3 channel) biasing question
  214. Acoustic Model 125 With Low Output
  215. 5150 Head Having a Hissy Fit
  216. Looking for refurbished power stage, Trace Elliot GP12 SMX bass amp
  217. Marshall valve state 8008 transistors
  218. Transformer short
  219. Peavey JSX amp
  220. Behringer Eurolive B212A - Dead
  221. Koch Twintone I - issue in power section
  222. Mesa Nomad 55 volume swelling
  223. Fender '59 Bassman LTD Reissue Question
  224. electrolytic capacitors
  225. Repair Busiiness Question
  226. Service order template?
  227. SF Princeton Reverb - too bright!
  228. Blackface Vibro Champ, low output
  229. Marshall Short Part II (old subject new thread)
  230. Intermittent loss of volume/hum
  231. Meter Question
  232. Peavey XXX head issues
  233. Ok got my blackstar back
  234. Shielding a power transformer
  235. Fender Hot Rod Deluxe, second PT
  236. Thermal cut-out/switch
  237. Fender Super-sonic 22
  238. Mesa Subway Rocket Issue...maybe
  239. 67 Fender Blackface Super Reverb - Hammond Reverb Tank Replacement Suggestions?
  240. Bedrock 600 blowing fuses, B+ drops 100V with tubes in
  241. Fender tonestack impedance
  242. Severe oscillation issues with NFB circuit
  243. Peavey Classic 50 (tweed) Problems
  244. SaundFraud Pedal - Great For Players That Spend All Their Time Working On Amps
  245. Fender Princeton reverb reissue Parts list ??
  246. Deluxe Reverb: slight distortion at low volume
  247. Hughs and Kettner Duotone Schematic Wanted
  248. 1993 JCM900 4102 Sound Decaying
  249. Trace Elliot 1215 Hum on output
  250. Switching scheme for Krank Rev1+