View Full Version : Instruments and Amps

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  1. Critique my preamp design
  2. How is an acoustic amp different from a regular amp?
  3. el34 output transformer, 3 or 5 wire ~?
  4. Designing a Tube Line Driver / Pre-amp
  5. KT88 Tube Guitar Power Amp
  6. Guitar preamp with EQ and blend
  7. Building drum machine modules
  8. AB International 400 Power Amplifier Repair
  9. **** me, I bought the wrong box.
  10. Fender Frontman 212R - Extremely Loud Popping Noises..
  11. AC30 problem
  12. Crate Palomino V8 potentiometer replacement
  13. Damn, what chord is that?
  14. 20Segi tube amp
  15. Pedalboard Mounted Power Amp
  16. Homemade Leslie cabinet
  17. Tube ID needed
  18. Simple shematics for line level distorsion
  19. Fender pro reverb AA1069 nasty noise on normal channel
  20. Bias voltage problem
  21. Need help starting keyboard mod project
  22. Bright Cap, Yes or No or Maybe
  23. Gibson L6S guitar wiring
  24. Hex sustainer thingy
  25. Marshall B65 Schematic
  26. Golden Age Pre 73
  27. Piezo sensor - mounting woes
  28. Looking for high-fi condenser capsule
  29. I bought a box of old valves, some new in box and I want to build some projects
  30. 6550s
  31. Marshall VS 8080 IC1 Blowing.
  32. strange preamp
  33. Marshall 1960 Celestion G12t-75 ohm?
  34. 72 Twin reverb
  35. 6v6 Pushpull question
  36. Single-ended 6v6 diy; over-conducting
  37. Advice for first DIY project (MIDI sample playing instrument)
  38. Bass pre-amp DI output
  39. Fender Tweed Champ Kits/Parts
  40. O/P Transformer DC Resistance Check
  41. HI-FI amplifier for bass guitar
  42. HELP With VOX AC100CPH
  43. preamp for guitar
  44. Amp enclosure help
  45. Stuck on Circuit Guitar Preamp LED mirror
  46. Digning intro old organ
  47. SONIC MA-1 Tino Zottola
  48. Compressor design
  49. Possible intermittent Micalex tube socket?
  50. Mic as filter
  51. Fender rhodes peterson vibrato preamp
  52. Biasing for single supply to op amp
  53. Hammond Converion amps
  54. SAP 15
  55. The Right Tube For The Job
  56. Fishman Loudbox
  57. My bass amp is too loud!
  58. DIY AMI DD. Need some advice.
  59. Amplification breaks up after some time
  60. Polytone 215-700 Custom Bass Amp SCHEMATIC NEEDED please
  61. calculating signal current for power dissipation
  62. Getting a little help building an audio amplifier
  63. Screen Taps on Sunn Model T
  64. Mesa Boogie MkII
  65. Amp for electric violin / cello.
  66. Valve amp - placement of dual chokes
  67. voltage to sound
  68. stupidly simple LED dimming from DC heater supply?
  69. running a preamp tube in class B!
  70. Echo Amb Bias Confusion
  71. Capacitor ID
  72. Modified Alembic F2-B
  73. Tonemaster 214 Clone harsh increasing buzzing sound- no signal
  74. Hammond Type G Amp
  75. Improving a Marshall MG30DFX
  76. 6J51P mic amp - comments
  77. Attenuation pedal
  78. Acousto-electro guitar amp - speakers impedance
  79. What all is included in the DC load current a transformer sees?
  80. DIY 25v power supply
  81. Ampeg SVT CL fault
  82. First test of my AX84 HI-octane
  83. DIY Trace Elliot V8 w/ 8 KT120
  84. RCA Loudspeaker 106 and what is it?
  85. adding series resistance to transformer primary
  86. Guitar Preamplifier with ECC85.
  87. Wiring guitars: which features are important
  88. single-coil / humbucker hybrid wiring
  89. SE 6550 Guitar amp
  90. Humbucker question
  91. Bias vary tremelo help needed
  92. suzuki omnichord om-27 issue
  93. Fender reverb circuit diagnostics/repair
  94. Multiple Amp Stacks for live event
  95. Elgen Bass amp fault diagnosis
  96. Ibanez TB100h information?
  97. Fortin NATAS tubes?
  98. Tube Arcing?
  99. signal processing question
  100. Garnet stencil (Granada) with no AC isolation transformer
  101. Fender BXR 60 bass amp buzz (preamp section)
  102. LM3886 By General Guitar Gadget
  103. 100w Guitar Amp based on 2SC3280 (2SC5200)
  104. Hybrid "Marshall" Amp
  105. Mojo fix
  106. Hammond A0-29 project organ amp
  107. tube interstage impedance bridging for frequency response shaping
  108. Check This out!
  109. 120W PPP ULL Bass amp, first desgin, please shoot
  110. 6v6 fixed bias
  111. Bass amp; everybodies favorite 4x K88 driver tube
  112. Overdriving one channel with another
  113. VERY LOUD cracks/pops but no sound !?
  114. larger AC motors and shielding issues? Animated cabinet
  115. Mesa Boogie Road King - strange fault - help?
  116. KT120 Bass Amp
  117. Peavey puzzle?
  118. rectifier tube recommendation for champ clone
  119. effects send and/or preamp out jack on guitar amps
  120. Modding a cheap practice amp (aka polishing turds)
  121. Guitar ABY advice
  122. Distortion mod issue (help pls)
  123. Favorite Coupling caps in Preamp?
  124. Suzuki Omnichord
  125. Boss Super Shifter Help
  126. BASS AMP: KT88 PP (or PPP) 6SN7 CF vs CC driver
  127. Ashdown Electric BLue 180 crossover distortion
  128. I have no idea where to even start
  129. Peavey op-amp sub
  130. Crate GX1600 blowing fuses (and general SS help)
  131. boost idea
  132. on/off switch pop when turned off
  133. Sony stereophonic amp (60's tube)
  134. Transformer from Marshall 3530
  135. baldwin model 45 c-2 amp
  136. Single tube guitar amp, adding a transformer to a formerly transformer-less design
  137. More Peavey Classic amps
  138. Echoplex restoration
  139. Background noise on guitar amp TD35
  140. SVT project
  141. Gibson amp project
  142. Fender Hot Rod Deluxe - Cracking noise when adjusting nobs
  143. Help with old Peavey amp
  144. ISO Traynor YBA2 schematic, 5Y3 rectifier
  145. high gain vacuum tubes
  146. Bell tube PA amp giving really low output.
  147. 12at7 transformed amp
  148. Need help fixing Marshall 8008 power amp blowing output transformers
  149. Low wattage power amp for preamp.
  150. my first valve amp build,
  151. 45hz bass boost on amp sounds gummed up?
  152. Fender Champ 5f1 clone squeal
  153. need help in guitar amp modification!!!!
  154. what range speaker used 2x 18watt or 2x 10 watt on 18 watts amp
  155. power resister problem
  156. Peavey Renown 400 Issues
  157. Connection for 4 booster circuits?
  158. "sloclone" HT PS filtering mod question
  159. How to replace horn in yorkville 300k?
  160. Bass/guitar tube preamp with small power stage
  161. Splitting and attenuating a balanced signal
  162. Guitar tube amp self-made
  163. Roland PA410 Powered Mixer
  164. Negative Feedback in Two Stage Preamp
  165. ElectroTone OrganMate spring reverb - mod suggestions?
  166. uStack Desktop Amp.
  167. crate_technical_support_abandonment
  168. voicing for push-pull amp without tone controls
  169. Rangemaster clone filter caps
  170. channel input resistor value straight from humbuckers?
  171. FX loop volume control
  172. Piezo stereo preamp
  173. el84 same with el84(6n14n)??????
  174. long tailed power amp class a
  175. Is it safe to change Reverb Impedances?
  176. Negative feed back squealing
  177. Humming V1 in Fender Pro Junior
  178. How to add an additional pre-amp stage to 5A3 design
  179. Head cabinet as bench chassis stand
  180. Peavey CS-800 output subs?
  181. Behringer power amps
  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. Fender Frontman 65r
  191. Switchable Cathode Bypass Capacitor for a Tube amp
  192. SWR Workingman's Bass
  193. Finished AX84 Hi-Octane
  194. Blencowe's bootstrapped DCCF cap value.
  195. swr headhead amp fan always on
  196. Rack preamplifier for acoustic guitar
  197. Cleaning carbon deposits from PCB
  198. ENGL Classic 50 2x12 spkr jack part number
  199. Anyone opened a Tom Scholz Power Soak before?
  200. PLEASE HELP! Distortion Pedal problem!
  201. Voltage Regulation (LDR Related)
  202. Grid choke
  203. Diy power amplifier has poping noise in one channel
  204. 6an8 substitution for Sunn amplifier
  205. 1x12 Guitar Speaker Cabinet Recommendation Please
  206. LM1876 arduino mute
  207. String noise/squeek
  208. Low-end cab for distorted guitar
  209. best power amp for 14-15k
  210. Speaker question
  211. Donor Amps for Guitar Amps
  212. Questions about Champ mods, NF loop and more
  213. Questions about Champ mods, NF loop and more
  214. Fender Champion 110 Problem
  215. Want to make small inductor for tone circuit
  216. Odd "charging" noise in guitar preamp
  217. Klon Clone pedal help
  218. Gibson Goldtone amp GA-30 RVS (stereo)
  219. Fender Tweed Deluxe 5E3 build
  220. Understanding the Music Man Stingray 2-band preamp
  221. 12ax7 power transformer
  222. DIY Eminence 1x15 Bass Guitar Cabinet
  223. New big amp project
  224. maggie 185 to stereo guitar amp?
  225. Hybrid amp design
  226. Class switchable amplifiers
  227. Marshall AVT 20 Loud Humming
  228. relay switch wiring
  229. Running up tube heads
  230. Fender FM212R Problems
  231. Speaker Box issues
  232. Typical power for tubes
  233. My new build
  234. guitar amplifier
  235. EL509 SE
  236. adding a fxloop to a guitar amp
  237. Squealing Amp - Dodgy Service Job?
  238. Replacement Marshall Pots
  239. Guitar effects using PIC
  240. power supply
  241. advice: 6L6 hextet for SUper Twin head for bass guitar
  242. Filament transformer secondary center tap at cathode level
  243. Project: Simple bass guitar headphone monitor mixer
  244. Epiphone Valve Issues
  245. musing on guitar amp power supply filters
  246. Peavey KB300 combo keyboard amp repair
  247. experimental ganged pots on preamp
  248. Help to mod guitar pedal for bass guitar
  249. 48v Phantom Power Supply Questions
  250. Auto capacitor "drain" fixture

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