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  1. master volume addition - Webster Chicago W830
  2. noiseless diodes setup choice
  3. Help choose a guitar amp to build?
  4. Weirdness with virtual CT on 6V heater tap
  5. Marshall 1974X
  6. Preamp Output Transformer
  7. Traynor YCL-3 Mark III Rebuild
  8. Sunn Sceptre Style Build
  9. Pepco (Pine Electronics) 801 Chassis Isolation Mod
  10. Fender Bassman AA864 build
  11. Gulbransen Organ Resurrection -
  12. Strange voltage reading
  13. Marshall 18W TA
  14. 2002 Fender Twin Amp **Unusual Problem**
  15. Princeton 112+ Loose PCB Pot Shaft
  16. Greenchild Trbus Drive
  17. Can someone help me proof this layout?
  18. Laney Ironheart Irt30-112
  19. Hot Rod Deluxe issue, need advise!
  20. Guitar amp and bass amp
  21. Amp Build Not Working Correctly....
  22. Tuning a ported guitar cab
  23. Who made these early Peavey 6L6GC
  24. Inc / Dec Stomp Box
  25. Alnico magnet heat?
  26. Class AB amp trouble shooting (Scope shows square not sine)
  27. *small* Bass guitar amplifier
  28. 1950 Gretsch Electromatic Artist
  29. huge voltage drop after diode rectifier
  30. Questions on open baffles speaker.
  31. Crown DC-300A
  32. Bassman AA-864 Preamp Question
  33. Blackstar combo 20 that squeals
  34. 6V6/6L6 Switchable Guitar Amp
  35. input impedance of output transformer gibson ga20rvt amp
  36. career change for Jensen TR10 spkr
  37. gibson ga15rvt and ga20rvt amps
  38. why does 1 amp run hotter than another
  39. Guitar tube Pre-amp
  40. Power supply and transformer - good pair? (Hexaphonic guitar box)
  41. Mosfet driver
  42. Mullard 5-10 for guitar ?
  43. Rotary Speaker Cabinet Project
  44. General bass amp questionnaire
  45. Looking for someone to build an acoustic guitar preamp for me
  46. any tank circuit calculator?
  47. wires on an old humbucker
  48. LEM Baby Tape Echo PSU
  49. dual-tube SE
  50. 4-ohm 212 L-Pad
  51. Replacing Power Amp in Fender FM212R
  52. built a Sunn 2000S copy
  53. Heathkit A7 amp tube lineup
  54. Bass guitar wiring
  55. hybrid amp question
  56. New Bass Rig
  57. capacitor question
  58. ampeg ss70c 2x10 guitar amp
  59. Super Reverb AA270 reverb weak
  60. Uber Newb needs ideas for Cheap Bass Amp
  61. Fender PA100 - smoke -> no sound
  62. Dynacord Eminent II Biasing and tube change
  63. Hypex UcD2kOEM Bass Power Amp Project
  64. XLR Mixer Output to 1/4" Mono Amp Input
  65. Modify Bell 3030 into a stereo guitar amp project
  66. 'distortion' knob in schematic
  67. Easy HPF for bass cab?
  68. Ampex 620 For Use As Guitar Amp
  69. Amplifiers that exceed grid leak resistance
  70. Trace-Elliot Bipolar Bear
  71. Peavey PA-100 repair question
  72. Digital volume control for instrument level signal
  73. Question about Green Ringer ring modulator
  74. Home theatre subwoofer amp project
  75. Hammond M all ocal amp
  76. Discrete Compressor pedal design
  77. Need replacement speaker advice for 4X12
  78. I fried the mp3 input of my Roland Cube 40 xl
  79. Roy Blankenship at work
  80. The Mighty MKS-20 - What I've learned
  81. Crate GX 130c
  82. A Preamp doesn't work well!! (distortion)
  83. Draining a can cap
  84. Ampalanche
  85. Ace Tone Elite
  86. Power-booster power amp section for champ
  87. Need Ideas of what to do with 50+ tip36 PNP transistors
  88. '65 bassman ab165 hiss
  89. Silvertone Organ amp conversion
  90. Mesa Subway Rocket burned up! Help!
  91. Palmer Drei (Parallel SE w/mismatched output tubes)
  92. Fuzz Face circuit with unusual Ge PNP transistors
  93. recycling old tech to make an amp
  94. Low voltage Marshall inspired amp for voltage challenged individuals.
  95. upgrading a cheap guitar amp
  96. First test of rebuilt bass guitar amp
  97. first build is ready for testing. need to confirm the first reading though.
  98. Guitar Level to Line Level Hi-Quality Preamp
  99. What's wrong with this chassis layout?
  100. National guitar amp (?) "Sportsman" help needed
  101. switch rating question
  102. Experience modifying Boss pedals?
  103. Building a serious bass cabinet
  104. Gut Shot of Gibson GA-5 Skylark
  105. OK champ-mod?
  106. Looking for a power transformer Hartke HA 4000
  107. DIY UniVibe
  108. simplest possible push pull 6v6 cathode bias guitar amp?
  109. op amp output ceiling ???
  110. Fs Ibanez Renometer
  111. novice tube amp (re)build
  112. Farfisa Combo - Reverb Replacement
  113. digipots in audio ccts
  114. Good 300-400w amp kit for a beginner?
  115. Tl806 - EMV12L vs Eminence DeltaProA
  116. Modular Synthesizer with Tubes
  117. Vox AC15TB power transformer
  118. opamp driver for reverb tank, single supply
  119. pencil tube mini amp?
  120. Swapping OP amps
  121. Oh NO!! Its French!!!
  122. Peavy Triumph 60 Clean Channel
  123. self-split dual triode output impedance?
  124. Easy Tube distortion for beginner. (v1 6418 tubes?)
  125. Princeton clone hums - analyze my build?
  126. For accordion players: MIDI accompaniment
  127. i have a few questions about 5f1 champ project.
  128. Guitar amplifier LTSpice simulation
  129. help identify unknown Output transformer leads?
  130. Bass guitar preamp using op-amps
  131. So your 5E3 is still too loud huh?
  132. Seeking troubleshooting advice for my first amp build.
  133. I need help with this preamp!!!
  134. BEHRINGER FCB1010 MOD QUESTION
  135. 2 seperate (switchable) power stages in same amp?
  136. electric guitar/mandolin preamp and effects
  137. Different approach to Harmonic Balancer question
  138. Andy Ross music "the Pro-Verb" schematics needed
  139. Harmonic Generator / guitar amp
  140. First post from a tube noob: Found 9 tubes!
  141. Valve spacing 6 x 6550
  142. plate starvation VS output tube overdrive.
  143. Best placement for a choke, VHT tube amp.
  144. Building an electret microphone Acoustic Guitar pick up. Want to ask something.
  145. Could use a second opinion.
  146. Buffering a Cathodyne Phase Splitter with Mosfets
  147. Zobel network, tone shaping, modify it !
  148. Reverb Tank for Peavey 30?
  149. Burns Orbit Three
  150. Lo budget, good sound
  151. mismatched loads on Split load PI
  152. AVT150H Issue
  153. Op-Amp Output to High-Impedance Load?
  154. Guitar Question - Pickup Crackle
  155. Found some Sunn Transformers for 2xKT88!
  156. Is my speaker ok to use with my tube amp??
  157. Help preamp 3band
  158. Behringer V-Ampire LX210/LX1200. Schematic
  159. Tube amp problem
  160. controlling effects pedals using VACTROLS
  161. How much gain does a bass preamp need?
  162. Pentode gain control in preamp
  163. proper speaker in 59 fender princeton
  164. bogen chb 100
  165. Peavy 130 Watt guitar amplifier Question
  166. Hybrid Bass Amp
  167. preamp for mfb speakers
  168. No Voltage drop across plate load resistor
  169. Guitar electronics question
  170. Steel pan acoustic feedback
  171. Help with reverb driver circuit
  172. A mad man's approach to attenuation
  173. Guitar Pedal Design EE Senior Project
  174. SWR 240W Redhead - need schematic - blowing fuses!
  175. Save an amp from a punk band! - Troubleshoot el34 12ax7 guitar amp
  176. Attempting repair on a Korg ax5G.
  177. Gallien Krueger 800RB Hi Channel Problem
  178. Home Theater subwoofer as bass amp?
  179. Mounting valve / tube sockets directly to turretboard
  180. Specific Filter Cap Replacement - Guild Bass Amp
  181. New to Tube Amps/ Issues with Tube Amps
  182. HH Bassmachine schematic wanted
  183. Ampeg B15N 1962 vs 1968
  184. Constant hum
  185. Hot Rod Deville filter capacitors
  186. Wurlitzer 200a Hum question
  187. Toroidal transformer Q
  188. Guitar Amp Project
  189. Crate Blue Voodoo 120 Bad Pots - Can they be replaced???
  190. Peavy VB-3
  191. Fender 5E4 voltage
  192. Huntington GA 10 Input connector
  193. Ampeg SVT 3 pro- raise from the dead project
  194. Roland Mobile AC line out modification
  195. Turning old tube stuff into guitar amps
  196. 4x6GV8 proposed build
  197. trace acoustic ta100r repair help
  198. Guitar preamp, lowering output voltage
  199. New Project: BIG bass amp 4x6l6!
  200. Yamaha GA-15 Guitar Amp
  201. Opionions on analog switches vs vacrols
  202. Powered Speaker - Lo-Z Balanced Input?
  203. 5E3 Tweed Deluxe distorting problem
  204. Tube Bass Preamp
  205. Help With Harsh Distortion
  206. My handwired guitar amplifier
  207. Carr Rambler
  208. Generalmusic sk880 keyboard scematic
  209. SS Tremelo for my tube intercom guitar amp
  210. Fuse type and fuse holder?
  211. Power Scaling
  212. Lots of craziness (weird noises and osc) happening in point to point 5W EL84 Amp
  213. Trying to build this preamp
  214. Hiss noise from Fender Frontman 15G, solution
  215. Bias a triode cathode negative for more gain?
  216. D.I.Y. 100 Dollar Guitar Amp ! 6V6/6L6 PP !
  217. Skytec TEC 6950 Help
  218. Switchable class
  219. Thoughts on adding preamp to bridged NAD 3140 for bass guitar
  220. A technical triode preamp question
  221. wampler faux tape echo pedal modifications
  222. KMD GV100D Low distorted output
  223. Output transformer for express build
  224. will 6x9 speaker work with guitar amp head...
  225. Vox AC4tv - 1/4 W Circuit Clone?
  226. Building an analog circuit to replace the SS circuit in Marshall MG15dfx
  227. Thoughts about a 6111-tube guitar/harp-mike direct box
  228. EL 34 / 6L6 SE Guitar Amp Project
  229. Modded Crate VC508 - Heavy 60Hz buzz
  230. 3 oscillator drone machine noise maker
  231. Tape Echo Restoration: My first project, many questions!
  232. Old Intercom guitar amp project
  233. Peavey Windsor Presence & Resonance problem
  234. Tiny terror clon Problem
  235. Amp Bias help ? Rebuild & Tube Change !
  236. Balanced/unbalanced line receiver
  237. ok time to build another one
  238. advice on building a redbox type di
  239. LF: guitar preamp suggestions for use with soundcard
  240. Ye auld bassman (another week well spent)
  241. cathode follower current draw
  242. Cathode Follower - when is it needed?
  243. Deluxe Reverb and a 6K6
  244. FIRST AMP BUILD REVISIT
  245. Diy combo guitar amp build log
  246. BV6212 mod help
  247. RC bright boost circuit math
  248. PUTTING A TREMELO IN MY DELUXE/PRINCETON
  249. London Power sustain kit
  250. Diode Clippers - How do they work?

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