View Full Version : Instruments and Amps

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  1. Fender Frontman 212R distorting even on clean channel.
  2. Im looking for some help with channel switching
  3. Pin 4 Screen connection on 6L6GC PP Guitar amp drops B+
  4. Fender 5F1 champ build.
  5. Build advice, JTM45 or Fender Deluxe
  6. Overheated tube socket?
  7. Suggestions for preamp ........
  8. Tube Guitar Amp Building Classes
  9. Ampage.org
  10. Champ 5F1 buzz/hum problem.
  11. JTM45 Metro Amp Mod Question
  12. Transforming 4 track Minidisc recorder to preamp/mixer for studio recording
  13. Clipping Diodes TS9
  14. Mesa Boogie Mark II c+ schematic & experience
  15. Bass Amp Idea
  16. Line out to instrument input level attenuation
  17. Problem with my ampeg portaflex pf-350
  18. Vintage Elka Reverb III
  19. Will these replacements work (OPAMPS)?
  20. JTM45 Metro amp problem
  21. can my amp cope?
  22. Electret Microphone Circuit for Accordion
  23. anyone tryed 6V6 pp ultra linear
  24. Quilter Amps
  25. Taming highs with a capacitor?
  26. 1963 Moody Tube Amp
  27. Could I get a bit of QC on my amp design?
  28. Fender early 1960s Bandmaster Recap
  29. Modular Tube Preamps/Power Amps/Cabinets
  30. largest plate voltage on a 12AX7 question
  31. tube amp direct line out
  32. Clean and Dirty switch in Single Channel Amp?
  33. Marshall bass 100 solid state transmitter
  34. Designing a battery guitar amplifier
  35. EL84 driver stage
  36. New amp build grounding question
  37. Basic question about electron flow to tube grid
  38. Guitar Grounding (Metal Control Plate)
  39. SS Bass Preamp Pedal - Some Questions
  40. Has anyone used London Power scaling
  41. Dynacord MV120 advice?
  42. Advice on < 30 watt EL84 new build
  43. Rack Compressor LED Bar Display Troubleshooting
  44. DC Cathode Follower Mixer
  45. battery amplifier, searching an IC
  46. Silvertone 1482 Capacitor replacement
  47. WEM Dominator MK3 amplifier. Lamp and Transistor Enquiry
  48. 12au7 driver
  49. Hammond AO-39 info needed
  50. Chinese Iron
  51. Klark Teknik DN22 EQ
  52. what amps do i need for this speaker config?!?
  53. line out controller
  54. Old Japanese Tube Amp Ground Wiring Woes
  55. Transformer for guitar pre balanced output
  56. Quick Channel Switch Design Question
  57. Replace EL34 in the powersection with MOSFET?
  58. 5F1 First Build Issues, need guidance
  59. solid state amplifier making noise!
  60. Single 2n3904 Channel Switching Guitar Preamps, 5 circuit ideas shown, please comment
  61. Roland JC120 Distortion
  62. Field test a S.S. rectifier
  63. hybrid output
  64. Is this design ok? Switch from distorted to clean channel on Electra Type Distortion
  65. Traynor YBA-1a Bias issue
  66. Is asymmetric clipping in distortion ok for your amp?
  67. Advice on Guitar Amp, should I get rid of it
  68. Stand-by Switch reduce their useful life
  69. Ibanez TSA-15H Power cuts out
  70. loud hum from amp
  71. Mesa Boogie Nomad 45 tube amp repair question
  72. Oscillation in Tube Guitar Amps
  73. Point-to-point wiring vs. PCBs
  74. Help! Bass amp making airplane noise. Unresponsive otherwise
  75. NOT the best distortion, but perhaps the simplest.
  76. Roland Jazz Chorus 120
  77. does anyone know of a el86/6cw5 quad amp ?
  78. SE10 by ORGASM MACHINES (single ended el34 guitar tube amp)
  79. Marshall 3520 Bass Amp -- Capacitor Question
  80. Earphones
  81. How to build a simple, low power guitar amp
  82. Dynacord Echocord S61, S62 and S65
  83. peculiar PA tube amp conversion
  84. Dynamic Clipping Using a Transistor for Guitar Distortion
  85. Conceptual question about switching tonestacks in circuit. Channel switching amp
  86. Sovtek EL84M
  87. Marshall Ministack great with stock speaks rubbish with anything else! Why?
  88. Puzzled about input impedance of this guitar distortion circuit
  89. LND150 effects loop not working properly, need help.
  90. AX84 - Cathode resistor replacment
  91. Onboard bass preamp, please help with schematic
  92. Princeton tremolo + bias setting question
  93. 2880 EHX trig out from leds
  94. Good reasonable cost mikes for live recording?
  95. Small 10k:10k Input transformers for Pultec
  96. Phonic PWA-2400, protection circuit malfunction.
  97. FRFR stage monitor for guitar modeling
  98. Home-made tube amp ghost notes?
  99. Bass tube preamp (Alembic F2-B + full EQ + XLR + tuner)
  100. Peavey CS 800 heating
  101. volume and tone for low Z pickup .....
  102. o.c. elect. cascade reverb tank.
  103. Amp Conversion .
  104. schematic daisy rock girl guitar scamp
  105. First Tube amp build, Need a little help
  106. phase splitter for KT88
  107. 1967 blackface bandmaster output transformer fire
  108. Thomas organ guts for amp build?
  109. Troubleshooting Marshall VS100 without powering up?
  110. Old Tube Intercom Amp
  111. Microphone pre amp
  112. Opinion on preamp design channel switching from Marshall to Fender Tonestack
  113. How do you get the values? Basic design questions.
  114. Super Squirrel Monkey - First from-scratch tube amp build, first guitar amp build
  115. Tube stage assignments on my Princeton AA964 clone
  116. Mysterious (haunted?) screeching amp, Marshall, maybe?
  117. DC Coupled Cathode Follower Questions
  118. Issue with Laney GH100L
  119. Disadvantages !
  120. Bassman Hum Help
  121. Smoking bridge rectifier in Valve Jr filament PS (link to schematic)
  122. guitar -> SS line in
  123. Shielded Wire for Outboard Inputs?
  124. 2 sets of wires going into speaker
  125. B-15 build
  126. output transformer Math "a little help with ma homework plz"
  127. Repairing Peavey PV-8.5c - Transistor substitute
  128. Tube recommendations for bass amp
  129. Hohner Concertophon IV and Hum
  130. D I Y .
  131. Amp trouble
  132. Critique of Phonograph Conversion Amp Plans
  133. Schematic for my ridiculous amp is partly complete.
  134. Behringer Guitar Amp
  135. Hiwatt custom tranformer 70v bias question
  136. Guitar amp/cab build questions
  137. Leslie horn on top a lowrey organ mod.
  138. How much current gain do I need for a guitar amp build?
  139. Reverb drive ckt using STF3NK80Z
  140. 6n7 dual triode output
  141. Accuracy in building an electric guitar?
  142. ~150w Marshall build questions
  143. How to include a feedback control knob in this spring reverb system?
  144. which one? accutronics or bitcom digital reverb
  145. A 6L6 Champ with 6C8 preamp
  146. fender mustang 2
  147. Euphoric valve distortion for synths!
  148. Dual Jack Inputs without the HI-LO effect? Fender / Marshall
  149. Rivera M60
  150. Built a reverb tank drive/recovery circuit - dry sound leakage
  151. Class A SE Guitar Amp Design
  152. Fender amp head cabinet question
  153. Vox AC4C1-BL amp.
  154. Ground problem! Noise disappear when i touch the chassis
  155. Fender Passport Amp - Pong sound
  156. embedded amp simulator/fx processor
  157. Trying to turn Maggie 68 solid state into guitar amp!?
  158. Peavey Classic 30 problems
  159. single ended output, no gain?
  160. Gm-5 amp harness
  161. Yamaha GA-15 ground noise even with 0 volume
  162. Neo drivers for lightweight 8X10 bass bottom
  163. 6V6 and 6F6 fixed bias grid No1
  164. Crosstalk between gain stages of Mesa Road King II guitar amplifier
  165. Randall RG1003H troubleshooting
  166. Self split cascode?
  167. Added Ground - Now Get Major "Hum"
  168. Attenuator shortening tube amp output?
  169. Fingerboard Cello schematics
  170. Output Impedance Effect On Tone Stack
  171. Acoustic Piezo Tube Preamp
  172. Neodymium speakers for silverface Twin Reverb
  173. Aguilar DB359 schematic
  174. Marshall AVT 20 Loud Humming
  175. Max grid values
  176. Ampeg Reverberocket vs hum
  177. Need Help w/XFMR's
  178. advice troubleshooting?
  179. Increased hum from changing 1st condenser vc508 schematic
  180. Stereo Valve Guitar Amp build
  181. [Guitar Amp] Preamp Output - In phase or not?
  182. Replace 1/4" Inout Jack that is mounted to circuit board
  183. Fender Inspired Versatile Tone Homebrew Amp
  184. Fender 5F6-A + PL36. OK?
  185. i try to build this tube pre amp,
  186. tube mic heater wiring
  187. A pair of identical 10w combos - perceived volume?
  188. 6l6 vs el34 in bandmaster clone
  189. Mystery components on Traynor Bassmaster Mark II YBA-1A?
  190. Traynor Signature YGA-1A
  191. primary Z for L101
  192. Crossover in a stompbox
  193. Transformer ratings Comparison for 5e3
  194. ac30 by pcl86
  195. Marshall 3315 missing parts???
  196. Echolette M40 Cap job ... now everything sucks
  197. Transformerless reverb tank for tube amps
  198. s11e12 bass amp
  199. Converting an Echolette M40 for bass use
  200. Checking 6v6 tubes for damage?
  201. Burning Power Resistor in Organ PS
  202. Gibson Skylark GA-5
  203. Can you get fender mustang amp and ftsw circuit replacements anywhere?
  204. Multi-track guitar amp?
  205. Volume pot in a stompbox
  206. SWR Workingpro 10 tranformer kaboom and a dumb question.
  207. Marshall JCM 2000 401 combo (Kaput)
  208. Vox OS/117 Preamp transistors
  209. 2 different pt wiring diagrams for 5E3?
  210. Replacement power supply (transformer) for guitar amp, HELP!
  211. Boxing in my EL34s
  212. B+ issue in tube amp
  213. AC30CC2X
  214. Laney LC30R generation 3 service manual needed.
  215. 5f2-a guitar amp sounds dull and muddy
  216. Bassman AB165 output sockets
  217. Phase inverter bias question and also an impedance question
  218. fender wiring diagrams
  219. Tube preamp Design for Guitar
  220. Tremolo Pedal troubleshooting (no output)
  221. retrofitting tele pots, size constraints
  222. Lo-Fi Low Power Guitar Style Amp
  223. Little Big Muff (op-amp) rebuild, insanely loud
  224. High frequency Oscillation in 5f2a guitar amplifier
  225. Ampeg B-15 or Fender Bassman clone rebuild?
  226. Hifi Output transformer used in guitar SE 5W???
  227. Silvertone Amp + Isolating Transformer
  228. 5e3 Deluxe - first build
  229. DIY Instrument Cable - Advice/Input
  230. Need Schematic for Gretsch Artist Model
  231. Squier Strat (Japan) schematic...
  232. 1 watt amp with too much hum
  233. What resistors are used in 65 amps?
  234. Multi-stage buffer
  235. Behringer A500 power amplifier - weird problem
  236. Effects loops:For pedals or only rack line-level gear?
  237. hammond 1650h for trainwreck express
  238. Yamaha DX7s Reload
  239. Laney L20H - I'm looking for the schematic
  240. Ampeg G212 Guitar amplifier loud On Boom
  241. Troubleshooting Ampeg SS-140C
  242. 5 watt SE guitar amp. First build
  243. Advice about custom Diy amp build?
  244. Mixing speakers: no way to get good results?
  245. Gorgeous, 3 Tube, Low Power Audio Amp for Guitar
  246. Max voltage across microphone signal transformer.
  247. "the howler"
  248. Issues with Single ended guitar amp build
  249. Dynacord s62 components...?
  250. Firefly Rev. 5 Questions - Low output, high distortion

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