View Full Version : Instruments and Amps

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  1. strange preamp
  2. Marshall 1960 Celestion G12t-75 ohm?
  3. 72 Twin reverb
  4. 6v6 Pushpull question
  5. Single-ended 6v6 diy; over-conducting
  6. Advice for first DIY project (MIDI sample playing instrument)
  7. Bass pre-amp DI output
  8. O/P Transformer DC Resistance Check
  9. HI-FI amplifier for bass guitar
  10. preamp for guitar
  11. Amp enclosure help
  12. Digning intro old organ
  13. SONIC MA-1 Tino Zottola
  14. Compressor design
  15. Possible intermittent Micalex tube socket?
  16. Mic as filter
  17. Fender rhodes peterson vibrato preamp
  18. Biasing for single supply to op amp
  19. Hammond Converion amps
  20. SAP 15
  21. The Right Tube For The Job
  22. Fishman Loudbox
  23. My bass amp is too loud!
  24. DIY AMI DD. Need some advice.
  25. Amplification breaks up after some time
  26. Polytone 215-700 Custom Bass Amp SCHEMATIC NEEDED please
  27. calculating signal current for power dissipation
  28. Getting a little help building an audio amplifier
  29. Screen Taps on Sunn Model T
  30. Mesa Boogie MkII
  31. Amp for electric violin / cello.
  32. Valve amp - placement of dual chokes
  33. voltage to sound
  34. stupidly simple LED dimming from DC heater supply?
  35. running a preamp tube in class B!
  36. Echo Amb Bias Confusion
  37. Capacitor ID
  38. Modified Alembic F2-B
  39. Tonemaster 214 Clone harsh increasing buzzing sound- no signal
  40. Hammond Type G Amp
  41. Improving a Marshall MG30DFX
  42. 6J51P mic amp - comments
  43. Attenuation pedal
  44. What all is included in the DC load current a transformer sees?
  45. DIY 25v power supply
  46. Ampeg SVT CL fault
  47. DIY Trace Elliot V8 w/ 8 KT120
  48. RCA Loudspeaker 106 and what is it?
  49. adding series resistance to transformer primary
  50. Guitar Preamplifier with ECC85.
  51. Wiring guitars: which features are important
  52. single-coil / humbucker hybrid wiring
  53. SE 6550 Guitar amp
  54. Humbucker question
  55. Bias vary tremelo help needed
  56. suzuki omnichord om-27 issue
  57. Fender reverb circuit diagnostics/repair
  58. Multiple Amp Stacks for live event
  59. Elgen Bass amp fault diagnosis
  60. Ibanez TB100h information?
  61. Fortin NATAS tubes?
  62. Tube Arcing?
  63. signal processing question
  64. Garnet stencil (Granada) with no AC isolation transformer
  65. LM3886 By General Guitar Gadget
  66. 100w Guitar Amp based on 2SC3280 (2SC5200)
  67. Hybrid "Marshall" Amp
  68. Mojo fix
  69. tube interstage impedance bridging for frequency response shaping
  70. Check This out!
  71. 120W PPP ULL Bass amp, first desgin, please shoot
  72. 6v6 fixed bias
  73. Bass amp; everybodies favorite 4x K88 driver tube
  74. Overdriving one channel with another
  75. VERY LOUD cracks/pops but no sound !?
  76. larger AC motors and shielding issues? Animated cabinet
  77. Mesa Boogie Road King - strange fault - help?
  78. KT120 Bass Amp
  79. rectifier tube recommendation for champ clone
  80. Modding a cheap practice amp (aka polishing turds)
  81. Distortion mod issue (help pls)
  82. Favorite Coupling caps in Preamp?
  83. Suzuki Omnichord
  84. Boss Super Shifter Help
  85. BASS AMP: KT88 PP (or PPP) 6SN7 CF vs CC driver
  86. Ashdown Electric BLue 180 crossover distortion
  87. I have no idea where to even start
  88. Crate GX1600 blowing fuses (and general SS help)
  89. boost idea
  90. on/off switch pop when turned off
  91. Sony stereophonic amp (60's tube)
  92. Transformer from Marshall 3530
  93. baldwin model 45 c-2 amp
  94. Single tube guitar amp, adding a transformer to a formerly transformer-less design
  95. More Peavey Classic amps
  96. Echoplex restoration
  97. Background noise on guitar amp TD35
  98. SVT project
  99. Gibson amp project
  100. Fender Hot Rod Deluxe - Cracking noise when adjusting nobs
  101. ISO Traynor YBA2 schematic, 5Y3 rectifier
  102. high gain vacuum tubes
  103. Bell tube PA amp giving really low output.
  104. 12at7 transformed amp
  105. Low wattage power amp for preamp.
  106. my first valve amp build,
  107. 45hz bass boost on amp sounds gummed up?
  108. Fender Champ 5f1 clone squeal
  109. need help in guitar amp modification!!!!
  110. power resister problem
  111. Peavey Renown 400 Issues
  112. Connection for 4 booster circuits?
  113. "sloclone" HT PS filtering mod question
  114. How to replace horn in yorkville 300k?
  115. Bass/guitar tube preamp with small power stage
  116. Splitting and attenuating a balanced signal
  117. Guitar tube amp self-made
  118. Roland PA410 Powered Mixer
  119. Negative Feedback in Two Stage Preamp
  120. uStack Desktop Amp.
  121. crate_technical_support_abandonment
  122. voicing for push-pull amp without tone controls
  123. Rangemaster clone filter caps
  124. channel input resistor value straight from humbuckers?
  125. FX loop volume control
  126. Piezo stereo preamp
  127. el84 same with el84(6n14n)??????
  128. long tailed power amp class a
  129. Is it safe to change Reverb Impedances?
  130. Negative feed back squealing
  131. Humming V1 in Fender Pro Junior
  132. How to add an additional pre-amp stage to 5A3 design
  133. Head cabinet as bench chassis stand
  134. Crate TD35 fixing
  135. Crate Stealth 50 MONSTER!!!!!
  136. Fender Pro Junior Tube Set Up...
  137. speaker wiring
  138. Help with PSU for guitar amp!
  139. Improving upon the Alembic preamp
  140. OC44 Yellow Jacket Pinout
  141. single-ended parafeed guitar amp
  142. Switchable Cathode Bypass Capacitor for a Tube amp
  143. SWR Workingman's Bass
  144. Finished AX84 Hi-Octane
  145. Blencowe's bootstrapped DCCF cap value.
  146. swr headhead amp fan always on
  147. Rack preamplifier for acoustic guitar
  148. Cleaning carbon deposits from PCB
  149. ENGL Classic 50 2x12 spkr jack part number
  150. Anyone opened a Tom Scholz Power Soak before?
  151. PLEASE HELP! Distortion Pedal problem!
  152. Voltage Regulation (LDR Related)
  153. Grid choke
  154. Diy power amplifier has poping noise in one channel
  155. 6an8 substitution for Sunn amplifier
  156. 1x12 Guitar Speaker Cabinet Recommendation Please
  157. LM1876 arduino mute
  158. String noise/squeek
  159. Low-end cab for distorted guitar
  160. best power amp for 14-15k
  161. Speaker question
  162. Donor Amps for Guitar Amps
  163. Questions about Champ mods, NF loop and more
  164. Fender Champion 110 Problem
  165. Want to make small inductor for tone circuit
  166. Klon Clone pedal help
  167. Gibson Goldtone amp GA-30 RVS (stereo)
  168. Fender Tweed Deluxe 5E3 build
  169. Understanding the Music Man Stingray 2-band preamp
  170. 12ax7 power transformer
  171. DIY Eminence 1x15 Bass Guitar Cabinet
  172. New big amp project
  173. Hybrid amp design
  174. Class switchable amplifiers
  175. Marshall AVT 20 Loud Humming
  176. relay switch wiring
  177. Running up tube heads
  178. Fender FM212R Problems
  179. Speaker Box issues
  180. Typical power for tubes
  181. My new build
  182. guitar amplifier
  183. EL509 SE
  184. adding a fxloop to a guitar amp
  185. Squealing Amp - Dodgy Service Job?
  186. Guitar effects using PIC
  187. power supply
  188. advice: 6L6 hextet for SUper Twin head for bass guitar
  189. Filament transformer secondary center tap at cathode level
  190. Project: Simple bass guitar headphone monitor mixer
  191. Epiphone Valve Issues
  192. musing on guitar amp power supply filters
  193. Peavey KB300 combo keyboard amp repair
  194. experimental ganged pots on preamp
  195. Help to mod guitar pedal for bass guitar
  196. 48v Phantom Power Supply Questions
  197. Auto capacitor "drain" fixture
  198. Bass preamp: non-inverting an inverting tone stack (opamp)
  199. UK : Fender Frontman 15R 8" 8 ohm 25W speaker
  200. Vox ac30 HUM B-2
  201. Which Brand Electrolytic Caps for Fender AB763?
  202. Reverb for project valve amp
  203. Need opinion on Simple mods to Trace Elliot 715 Bass combo
  204. Matchless Hotbox - troubleshooting
  205. Marshall 1959SLP build - Your opinion?
  206. Multi Active Band-Pass Filter Equalizer (Guitar Pedal)
  207. New cab build
  208. Weber tremolo kit
  209. got a 3rd head...
  210. Amplifier for violin
  211. Making a pedal with things I found
  212. Home-made Tannerin or Ribbon Controller
  213. Crossover to protect speakers?
  214. Expensive transformer for bass DI?
  215. Problem with tube amplifier
  216. 50's Bogen DB10 need to reduce gain -Negative feedback?
  217. Notes- Line6 HD147 guitar amp power section
  218. Tone control preamp
  219. guitar effects wiring
  220. 1966 Super reverb problem child
  222. Voltage between chassis ground and earth ground
  223. 12FQ8 Guitar amp questions
  224. Plate current and red plate problem
  225. Roland Jazz Chorus 77
  226. Weber 6m45p high pitch squeal
  227. Marshall G100R CD
  228. Dean Markley rm-80-dr
  229. Possible Bias issue??
  230. Separate outputs for ElectroHarmonics - 2880
  231. 4x10 bass stack
  232. ISO: Guitar-Synth DIY Project Help.
  233. SS Vintager has dwindled volume
  234. homebrew 18 watt problem
  235. 1st filter with GZ34, is 100uf to big
  236. Marshall avt20 problem
  237. Fender Ultimate Chorus noise at power off
  238. [DIY pedal] Replace 12AU7 with 9AU7 ??
  239. Trace Elliot AH300-7 power issues Help
  240. OT Impedance
  241. Tweed Tone Control Simulation
  242. Surviving the Crate Stealth
  243. Post your Horror stories of getting lit up by Filter Caps anyone?
  244. Laney LV100 with Celestion or HH
  245. Reverse diodes on guitar amp output pentodes
  246. GE black-plate 6V6GT Test
  247. Help needed on a DIY guitar amp
  248. MSGEQ7 without micro controller?
  249. Vibrato/Tremolo
  250. effects loop, harp amp

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