View Full Version : Instruments and Amps

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  1. BJT/tube hybrid power amp with adjustable distortion
  2. Sag resistor
  4. Double amplification
  5. Blue label jensen stock in champs?
  6. questions on Svetlana/Tube Town EF86 mic stage
  7. Tremolo Circuit Design Beating
  8. old penncrest stereo amp to basic tube amp
  9. gibson L6s guitar tone control inductor
  10. carlsbro cobra 90 twin gone wrong
  11. Marshall Plexi Clone
  12. How to add volume to TDA8541 circuit?
  13. looking for Guitar amp
  14. Guitar piezo preamp
  15. effects powersupply
  16. Introduction and survey for gear junkies!
  17. Technical help with screen grid voltages
  18. tube amp no sound only buzz
  19. Critique my preamp design
  20. How is an acoustic amp different from a regular amp?
  21. el34 output transformer, 3 or 5 wire ~?
  22. Designing a Tube Line Driver / Pre-amp
  23. KT88 Tube Guitar Power Amp
  24. Guitar preamp with EQ and blend
  25. Building drum machine modules
  26. AB International 400 Power Amplifier Repair
  27. **** me, I bought the wrong box.
  28. Fender Frontman 212R - Extremely Loud Popping Noises..
  29. AC30 problem
  30. Damn, what chord is that?
  31. 20Segi tube amp
  32. Pedalboard Mounted Power Amp
  33. Homemade Leslie cabinet
  34. Tube ID needed
  35. Simple shematics for line level distorsion
  36. Fender pro reverb AA1069 nasty noise on normal channel
  37. Bias voltage problem
  38. Need help starting keyboard mod project
  39. Bright Cap, Yes or No or Maybe
  40. Gibson L6S guitar wiring
  41. Hex sustainer thingy
  42. Marshall B65 Schematic
  43. Golden Age Pre 73
  44. Piezo sensor - mounting woes
  45. Looking for high-fi condenser capsule
  46. I bought a box of old valves, some new in box and I want to build some projects
  47. 6550s
  48. Marshall VS 8080 IC1 Blowing.
  49. strange preamp
  50. Marshall 1960 Celestion G12t-75 ohm?
  51. 72 Twin reverb
  52. 6v6 Pushpull question
  53. Single-ended 6v6 diy; over-conducting
  54. Advice for first DIY project (MIDI sample playing instrument)
  55. Bass pre-amp DI output
  56. O/P Transformer DC Resistance Check
  57. HI-FI amplifier for bass guitar
  58. preamp for guitar
  59. Amp enclosure help
  60. Digning intro old organ
  61. SONIC MA-1 Tino Zottola
  62. Compressor design
  63. Possible intermittent Micalex tube socket?
  64. Mic as filter
  65. Fender rhodes peterson vibrato preamp
  66. Biasing for single supply to op amp
  67. Hammond Converion amps
  68. SAP 15
  69. The Right Tube For The Job
  70. Fishman Loudbox
  71. My bass amp is too loud!
  72. DIY AMI DD. Need some advice.
  73. Amplification breaks up after some time
  74. Polytone 215-700 Custom Bass Amp SCHEMATIC NEEDED please
  75. calculating signal current for power dissipation
  76. Getting a little help building an audio amplifier
  77. Screen Taps on Sunn Model T
  78. Mesa Boogie MkII
  79. Amp for electric violin / cello.
  80. Valve amp - placement of dual chokes
  81. voltage to sound
  82. stupidly simple LED dimming from DC heater supply?
  83. running a preamp tube in class B!
  84. Echo Amb Bias Confusion
  85. Capacitor ID
  86. Modified Alembic F2-B
  87. Tonemaster 214 Clone harsh increasing buzzing sound- no signal
  88. Hammond Type G Amp
  89. Improving a Marshall MG30DFX
  90. 6J51P mic amp - comments
  91. Attenuation pedal
  92. What all is included in the DC load current a transformer sees?
  93. DIY 25v power supply
  94. Ampeg SVT CL fault
  95. DIY Trace Elliot V8 w/ 8 KT120
  96. RCA Loudspeaker 106 and what is it?
  97. adding series resistance to transformer primary
  98. Guitar Preamplifier with ECC85.
  99. Wiring guitars: which features are important
  100. single-coil / humbucker hybrid wiring
  101. SE 6550 Guitar amp
  102. Humbucker question
  103. Bias vary tremelo help needed
  104. suzuki omnichord om-27 issue
  105. Fender reverb circuit diagnostics/repair
  106. Multiple Amp Stacks for live event
  107. Elgen Bass amp fault diagnosis
  108. Ibanez TB100h information?
  109. Fortin NATAS tubes?
  110. Tube Arcing?
  111. signal processing question
  112. Garnet stencil (Granada) with no AC isolation transformer
  113. LM3886 By General Guitar Gadget
  114. 100w Guitar Amp based on 2SC3280 (2SC5200)
  115. Hybrid "Marshall" Amp
  116. Mojo fix
  117. tube interstage impedance bridging for frequency response shaping
  118. Check This out!
  119. 120W PPP ULL Bass amp, first desgin, please shoot
  120. 6v6 fixed bias
  121. Bass amp; everybodies favorite 4x K88 driver tube
  122. Overdriving one channel with another
  123. VERY LOUD cracks/pops but no sound !?
  124. larger AC motors and shielding issues? Animated cabinet
  125. Mesa Boogie Road King - strange fault - help?
  126. KT120 Bass Amp
  127. rectifier tube recommendation for champ clone
  128. Modding a cheap practice amp (aka polishing turds)
  129. Distortion mod issue (help pls)
  130. Favorite Coupling caps in Preamp?
  131. Suzuki Omnichord
  132. Boss Super Shifter Help
  133. BASS AMP: KT88 PP (or PPP) 6SN7 CF vs CC driver
  134. Ashdown Electric BLue 180 crossover distortion
  135. I have no idea where to even start
  136. Crate GX1600 blowing fuses (and general SS help)
  137. boost idea
  138. on/off switch pop when turned off
  139. Sony stereophonic amp (60's tube)
  140. Transformer from Marshall 3530
  141. baldwin model 45 c-2 amp
  142. Single tube guitar amp, adding a transformer to a formerly transformer-less design
  143. More Peavey Classic amps
  144. Echoplex restoration
  145. Background noise on guitar amp TD35
  146. SVT project
  147. Gibson amp project
  148. Fender Hot Rod Deluxe - Cracking noise when adjusting nobs
  149. ISO Traynor YBA2 schematic, 5Y3 rectifier
  150. high gain vacuum tubes
  151. Bell tube PA amp giving really low output.
  152. 12at7 transformed amp
  153. Low wattage power amp for preamp.
  154. my first valve amp build,
  155. 45hz bass boost on amp sounds gummed up?
  156. Fender Champ 5f1 clone squeal
  157. need help in guitar amp modification!!!!
  158. power resister problem
  159. Peavey Renown 400 Issues
  160. Connection for 4 booster circuits?
  161. "sloclone" HT PS filtering mod question
  162. How to replace horn in yorkville 300k?
  163. Bass/guitar tube preamp with small power stage
  164. Splitting and attenuating a balanced signal
  165. Guitar tube amp self-made
  166. Roland PA410 Powered Mixer
  167. Negative Feedback in Two Stage Preamp
  168. uStack Desktop Amp.
  169. crate_technical_support_abandonment
  170. voicing for push-pull amp without tone controls
  171. Rangemaster clone filter caps
  172. channel input resistor value straight from humbuckers?
  173. FX loop volume control
  174. Piezo stereo preamp
  175. el84 same with el84(6n14n)??????
  176. long tailed power amp class a
  177. Is it safe to change Reverb Impedances?
  178. Negative feed back squealing
  179. Humming V1 in Fender Pro Junior
  180. How to add an additional pre-amp stage to 5A3 design
  181. Head cabinet as bench chassis stand
  182. Crate TD35 fixing
  183. Crate Stealth 50 MONSTER!!!!!
  184. Fender Pro Junior Tube Set Up...
  185. speaker wiring
  186. Help with PSU for guitar amp!
  187. Improving upon the Alembic preamp
  188. OC44 Yellow Jacket Pinout
  189. single-ended parafeed guitar amp
  190. Switchable Cathode Bypass Capacitor for a Tube amp
  191. SWR Workingman's Bass
  192. Finished AX84 Hi-Octane
  193. Blencowe's bootstrapped DCCF cap value.
  194. swr headhead amp fan always on
  195. Rack preamplifier for acoustic guitar
  196. Cleaning carbon deposits from PCB
  197. ENGL Classic 50 2x12 spkr jack part number
  198. Anyone opened a Tom Scholz Power Soak before?
  199. PLEASE HELP! Distortion Pedal problem!
  200. Voltage Regulation (LDR Related)
  201. Grid choke
  202. Diy power amplifier has poping noise in one channel
  203. 6an8 substitution for Sunn amplifier
  204. 1x12 Guitar Speaker Cabinet Recommendation Please
  205. LM1876 arduino mute
  206. String noise/squeek
  207. Low-end cab for distorted guitar
  208. best power amp for 14-15k
  209. Speaker question
  210. Donor Amps for Guitar Amps
  211. Questions about Champ mods, NF loop and more
  212. Fender Champion 110 Problem
  213. Want to make small inductor for tone circuit
  214. Klon Clone pedal help
  215. Gibson Goldtone amp GA-30 RVS (stereo)
  216. Fender Tweed Deluxe 5E3 build
  217. Understanding the Music Man Stingray 2-band preamp
  218. 12ax7 power transformer
  219. DIY Eminence 1x15 Bass Guitar Cabinet
  220. New big amp project
  221. Hybrid amp design
  222. Class switchable amplifiers
  223. Marshall AVT 20 Loud Humming
  224. relay switch wiring
  225. Running up tube heads
  226. Fender FM212R Problems
  227. Speaker Box issues
  228. Typical power for tubes
  229. My new build
  230. guitar amplifier
  231. EL509 SE
  232. adding a fxloop to a guitar amp
  233. Squealing Amp - Dodgy Service Job?
  234. Guitar effects using PIC
  235. power supply
  236. advice: 6L6 hextet for SUper Twin head for bass guitar
  237. Filament transformer secondary center tap at cathode level
  238. Project: Simple bass guitar headphone monitor mixer
  239. Epiphone Valve Issues
  240. musing on guitar amp power supply filters
  241. Peavey KB300 combo keyboard amp repair
  242. experimental ganged pots on preamp
  243. Help to mod guitar pedal for bass guitar
  244. 48v Phantom Power Supply Questions
  245. Auto capacitor "drain" fixture
  246. Bass preamp: non-inverting an inverting tone stack (opamp)
  247. UK : Fender Frontman 15R 8" 8 ohm 25W speaker
  248. Vox ac30 HUM B-2
  249. Which Brand Electrolytic Caps for Fender AB763?
  250. Reverb for project valve amp

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