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  1. Sweet distortion
  2. Silvertone 1451 -Mystery adjustable cap
  3. 8 Ohm 2X12 Guitar Speaker cabinet - 2X4 Ohms in series or 2X16 Ohms in parallel?
  4. Guitar opamp Pre-amp input resistors
  5. Another avt150
  6. Princeton 112 Plus - Intermittent "Popping"
  7. Need Pinout Help, Silvertone Organ Amp
  8. Need Pinout Help, Silvertone Organ Amp
  9. Amp project for a newbie?
  10. Piezo Film Buffer and Amp Combo for Guitar Electronics
  11. Detuned Demystified
  12. layout: room between OT and EL34
  13. DC offset problem with TALMUS amplifier
  14. Vintage Amfiton-002 Hi-Fi amplifier for acoustic guitar
  15. help! Variable Frequency/Varible Q Boost/Cut tone circuit for tube bass amp.
  16. Ground loop hum and audio isolation trasformers
  17. TRANSFORMER TESTING RESULTS
  18. PI introducing funny problems.
  19. Hum from guitar amp
  20. MY FIRST 5F1 BREADBOARD CLONE - QUESTIONS
  21. I designed an amp- would anyone like to build it for me?
  22. sunn 200s diagnosis?
  23. High Gain Tube Preamp Hiss
  24. Introductions/18 Watt Clone
  25. Hot Cathode Follower Resistor
  26. Made Guitar preamp, suggestions on schematic
  27. Need help ID'ing my Champ PT
  28. lafayette pa 622 -> Guitar amp conversion
  29. Fishman SA220 Schematic needed...
  30. Marshall 2195 1970's lead and bass head
  31. Fender Frontman 212
  32. EL84 Tone Stack
  33. Can I use SMPS to power bass guitar amp instead of HUGE transformer?
  34. Behringer EP2500 Bridge mode not working
  35. Hammond PR-40 Conversion to guitar amp
  36. Gibson GA-8T tremolo fault
  37. Acoustic guitar 2-channel preamplifier schematic
  38. rauland 3075 info needed
  39. Bias Switch w/ Heater Elevation
  40. The Alesis SR16 warning
  41. Guitar Speaker Cab/ PA Mixer Amp
  42. Ukulele pickup system of piezo SBT & ECM mic
  43. Fishman Rare Earth Blend replica
  44. 6L6GC Tube Orientation
  45. do I need a cathode follower?
  46. Hammond 307A Audio Transformer
  47. Passive Guitar Output Splitter WITHOUT Transformer
  48. Reverb gain on Fender Princeton 112+
  49. More power out of bass combo
  50. what happens to voltage when I add a good choke
  51. Variable feedback vs. input attenuation
  52. choosing new output tubes for mongrel amp
  53. Harsh 12AT7 PI. Brand or model?
  54. Marshall 9004 Switches...
  55. pre war gibson eh125 schematic question
  56. Help wanted. A very strange error.
  57. Guitar Tube Preamp
  58. Fixing a Peavey Transtube Amp
  59. Issues with model T (ish) Clone
  60. Boss BD-2 No Suund
  61. Silvertone 1485 - Output Transformer advice
  62. Gretsch6151 preamp fun project - Goes silent when tremolo tube is put in
  63. champ hop-up vs. new Angela super-single-ended build
  64. Peavey Triumph 60
  65. Hey Everybody (DIY Acoustic Amplifier)
  66. EF86 with EL84 pushpull
  67. Valve amp rebuild help
  68. Behringer ep1500 Crackling
  69. OPT impedances
  70. Marshall Valvestate VS-100R
  71. crest fa2401 lose connection trace
  72. NOS FENDER TUBE AMP CHASSIS - VALUE OF?
  73. BJT/tube hybrid power amp with adjustable distortion
  74. Sag resistor
  75. MARSHALL AMP G100RCD
  76. Double amplification
  77. Blue label jensen stock in champs?
  78. questions on Svetlana/Tube Town EF86 mic stage
  79. Tremolo Circuit Design Beating
  80. old penncrest stereo amp to basic tube amp
  81. gibson L6s guitar tone control inductor
  82. Request for guitar amplifier circuit
  83. carlsbro cobra 90 twin gone wrong
  84. Marshall Plexi Clone
  85. How to add volume to TDA8541 circuit?
  86. looking for Guitar amp
  87. Guitar piezo preamp
  88. effects powersupply
  89. Introduction and survey for gear junkies!
  90. Technical help with screen grid voltages
  91. tube amp no sound only buzz
  92. Critique my preamp design
  93. How is an acoustic amp different from a regular amp?
  94. el34 output transformer, 3 or 5 wire ~?
  95. Designing a Tube Line Driver / Pre-amp
  96. KT88 Tube Guitar Power Amp
  97. Guitar preamp with EQ and blend
  98. Building drum machine modules
  99. AB International 400 Power Amplifier Repair
  100. **** me, I bought the wrong box.
  101. Fender Frontman 212R - Extremely Loud Popping Noises..
  102. AC30 problem
  103. Crate Palomino V8 potentiometer replacement
  104. Damn, what chord is that?
  105. 20Segi tube amp
  106. Pedalboard Mounted Power Amp
  107. Homemade Leslie cabinet
  108. Tube ID needed
  109. Simple shematics for line level distorsion
  110. Fender pro reverb AA1069 nasty noise on normal channel
  111. Bias voltage problem
  112. Need help starting keyboard mod project
  113. Bright Cap, Yes or No or Maybe
  114. Gibson L6S guitar wiring
  115. Hex sustainer thingy
  116. Marshall B65 Schematic
  117. Golden Age Pre 73
  118. Piezo sensor - mounting woes
  119. Looking for high-fi condenser capsule
  120. I bought a box of old valves, some new in box and I want to build some projects
  121. 6550s
  122. Marshall VS 8080 IC1 Blowing.
  123. strange preamp
  124. Marshall 1960 Celestion G12t-75 ohm?
  125. 72 Twin reverb
  126. 6v6 Pushpull question
  127. Single-ended 6v6 diy; over-conducting
  128. Advice for first DIY project (MIDI sample playing instrument)
  129. Bass pre-amp DI output
  130. Fender Tweed Champ Kits/Parts
  131. O/P Transformer DC Resistance Check
  132. HI-FI amplifier for bass guitar
  133. HELP With VOX AC100CPH
  134. preamp for guitar
  135. Amp enclosure help
  136. Stuck on Circuit Guitar Preamp LED mirror
  137. Digning intro old organ
  138. SONIC MA-1 Tino Zottola
  139. Compressor design
  140. Possible intermittent Micalex tube socket?
  141. Mic as filter
  142. Fender rhodes peterson vibrato preamp
  143. Biasing for single supply to op amp
  144. Hammond Converion amps
  145. SAP 15
  146. The Right Tube For The Job
  147. Fishman Loudbox
  148. My bass amp is too loud!
  149. DIY AMI DD. Need some advice.
  150. Amplification breaks up after some time
  151. Polytone 215-700 Custom Bass Amp SCHEMATIC NEEDED please
  152. calculating signal current for power dissipation
  153. Getting a little help building an audio amplifier
  154. Screen Taps on Sunn Model T
  155. Mesa Boogie MkII
  156. Amp for electric violin / cello.
  157. Valve amp - placement of dual chokes
  158. voltage to sound
  159. stupidly simple LED dimming from DC heater supply?
  160. running a preamp tube in class B!
  161. Echo Amb Bias Confusion
  162. Capacitor ID
  163. Modified Alembic F2-B
  164. Tonemaster 214 Clone harsh increasing buzzing sound- no signal
  165. Hammond Type G Amp
  166. Improving a Marshall MG30DFX
  167. 6J51P mic amp - comments
  168. Attenuation pedal
  169. Acousto-electro guitar amp - speakers impedance
  170. What all is included in the DC load current a transformer sees?
  171. DIY 25v power supply
  172. Ampeg SVT CL fault
  173. First test of my AX84 HI-octane
  174. DIY Trace Elliot V8 w/ 8 KT120
  175. RCA Loudspeaker 106 and what is it?
  176. adding series resistance to transformer primary
  177. Guitar Preamplifier with ECC85.
  178. Wiring guitars: which features are important
  179. single-coil / humbucker hybrid wiring
  180. SE 6550 Guitar amp
  181. Humbucker question
  182. Bias vary tremelo help needed
  183. suzuki omnichord om-27 issue
  184. Fender reverb circuit diagnostics/repair
  185. Multiple Amp Stacks for live event
  186. Elgen Bass amp fault diagnosis
  187. Ibanez TB100h information?
  188. Fortin NATAS tubes?
  189. Tube Arcing?
  190. signal processing question
  191. Garnet stencil (Granada) with no AC isolation transformer
  192. Fender BXR 60 bass amp buzz (preamp section)
  193. LM3886 By General Guitar Gadget
  194. 100w Guitar Amp based on 2SC3280 (2SC5200)
  195. Hybrid "Marshall" Amp
  196. Mojo fix
  197. tube interstage impedance bridging for frequency response shaping
  198. Check This out!
  199. 120W PPP ULL Bass amp, first desgin, please shoot
  200. 6v6 fixed bias
  201. Bass amp; everybodies favorite 4x K88 driver tube
  202. Overdriving one channel with another
  203. VERY LOUD cracks/pops but no sound !?
  204. larger AC motors and shielding issues? Animated cabinet
  205. Mesa Boogie Road King - strange fault - help?
  206. KT120 Bass Amp
  207. Peavey puzzle?
  208. rectifier tube recommendation for champ clone
  209. effects send and/or preamp out jack on guitar amps
  210. Modding a cheap practice amp (aka polishing turds)
  211. Guitar ABY advice
  212. Distortion mod issue (help pls)
  213. Favorite Coupling caps in Preamp?
  214. Suzuki Omnichord
  215. Boss Super Shifter Help
  216. BASS AMP: KT88 PP (or PPP) 6SN7 CF vs CC driver
  217. Ashdown Electric BLue 180 crossover distortion
  218. I have no idea where to even start
  219. Peavey op-amp sub
  220. Crate GX1600 blowing fuses (and general SS help)
  221. boost idea
  222. on/off switch pop when turned off
  223. Sony stereophonic amp (60's tube)
  224. Transformer from Marshall 3530
  225. baldwin model 45 c-2 amp
  226. Single tube guitar amp, adding a transformer to a formerly transformer-less design
  227. More Peavey Classic amps
  228. Echoplex restoration
  229. Background noise on guitar amp TD35
  230. SVT project
  231. Gibson amp project
  232. Fender Hot Rod Deluxe - Cracking noise when adjusting nobs
  233. Help with old Peavey amp
  234. ISO Traynor YBA2 schematic, 5Y3 rectifier
  235. high gain vacuum tubes
  236. Bell tube PA amp giving really low output.
  237. 12at7 transformed amp
  238. Need help fixing Marshall 8008 power amp blowing output transformers
  239. Low wattage power amp for preamp.
  240. my first valve amp build,
  241. 45hz bass boost on amp sounds gummed up?
  242. Fender Champ 5f1 clone squeal
  243. need help in guitar amp modification!!!!
  244. what range speaker used 2x 18watt or 2x 10 watt on 18 watts amp
  245. power resister problem
  246. Peavey Renown 400 Issues
  247. Connection for 4 booster circuits?
  248. "sloclone" HT PS filtering mod question
  249. How to replace horn in yorkville 300k?
  250. Bass/guitar tube preamp with small power stage

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