View Full Version : Instruments and Amps

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  1. Bias Switch w/ Heater Elevation
  2. The Alesis SR16 warning
  3. Guitar Speaker Cab/ PA Mixer Amp
  4. Ukulele pickup system of piezo SBT & ECM mic
  5. Fishman Rare Earth Blend replica
  6. 6L6GC Tube Orientation
  7. do I need a cathode follower?
  8. Hammond 307A Audio Transformer
  9. Passive Guitar Output Splitter WITHOUT Transformer
  10. Reverb gain on Fender Princeton 112+
  11. More power out of bass combo
  12. what happens to voltage when I add a good choke
  13. Variable feedback vs. input attenuation
  14. choosing new output tubes for mongrel amp
  15. Harsh 12AT7 PI. Brand or model?
  16. Help wanted. A very strange error.
  17. Guitar Tube Preamp
  18. Fixing a Peavey Transtube Amp
  19. Issues with model T (ish) Clone
  20. Boss BD-2 No Suund
  21. Gretsch6151 preamp fun project - Goes silent when tremolo tube is put in
  22. champ hop-up vs. new Angela super-single-ended build
  23. Peavey Triumph 60
  24. Hey Everybody (DIY Acoustic Amplifier)
  25. EF86 with EL84 pushpull
  26. Valve amp rebuild help
  27. OPT impedances
  28. crest fa2401 lose connection trace
  30. BJT/tube hybrid power amp with adjustable distortion
  31. Sag resistor
  33. Double amplification
  34. Blue label jensen stock in champs?
  35. questions on Svetlana/Tube Town EF86 mic stage
  36. Tremolo Circuit Design Beating
  37. old penncrest stereo amp to basic tube amp
  38. gibson L6s guitar tone control inductor
  39. carlsbro cobra 90 twin gone wrong
  40. Marshall Plexi Clone
  41. How to add volume to TDA8541 circuit?
  42. looking for Guitar amp
  43. Guitar piezo preamp
  44. effects powersupply
  45. Introduction and survey for gear junkies!
  46. Technical help with screen grid voltages
  47. tube amp no sound only buzz
  48. Critique my preamp design
  49. How is an acoustic amp different from a regular amp?
  50. el34 output transformer, 3 or 5 wire ~?
  51. Designing a Tube Line Driver / Pre-amp
  52. KT88 Tube Guitar Power Amp
  53. Guitar preamp with EQ and blend
  54. Building drum machine modules
  55. AB International 400 Power Amplifier Repair
  56. **** me, I bought the wrong box.
  57. Fender Frontman 212R - Extremely Loud Popping Noises..
  58. AC30 problem
  59. Damn, what chord is that?
  60. 20Segi tube amp
  61. Pedalboard Mounted Power Amp
  62. Homemade Leslie cabinet
  63. Tube ID needed
  64. Simple shematics for line level distorsion
  65. Fender pro reverb AA1069 nasty noise on normal channel
  66. Bias voltage problem
  67. Need help starting keyboard mod project
  68. Bright Cap, Yes or No or Maybe
  69. Gibson L6S guitar wiring
  70. Hex sustainer thingy
  71. Marshall B65 Schematic
  72. Golden Age Pre 73
  73. Piezo sensor - mounting woes
  74. Looking for high-fi condenser capsule
  75. I bought a box of old valves, some new in box and I want to build some projects
  76. 6550s
  77. Marshall VS 8080 IC1 Blowing.
  78. strange preamp
  79. Marshall 1960 Celestion G12t-75 ohm?
  80. 72 Twin reverb
  81. 6v6 Pushpull question
  82. Single-ended 6v6 diy; over-conducting
  83. Advice for first DIY project (MIDI sample playing instrument)
  84. Bass pre-amp DI output
  85. O/P Transformer DC Resistance Check
  86. HI-FI amplifier for bass guitar
  87. preamp for guitar
  88. Amp enclosure help
  89. Digning intro old organ
  90. SONIC MA-1 Tino Zottola
  91. Compressor design
  92. Possible intermittent Micalex tube socket?
  93. Mic as filter
  94. Fender rhodes peterson vibrato preamp
  95. Biasing for single supply to op amp
  96. Hammond Converion amps
  97. SAP 15
  98. The Right Tube For The Job
  99. Fishman Loudbox
  100. My bass amp is too loud!
  101. DIY AMI DD. Need some advice.
  102. Amplification breaks up after some time
  103. Polytone 215-700 Custom Bass Amp SCHEMATIC NEEDED please
  104. calculating signal current for power dissipation
  105. Getting a little help building an audio amplifier
  106. Screen Taps on Sunn Model T
  107. Mesa Boogie MkII
  108. Amp for electric violin / cello.
  109. Valve amp - placement of dual chokes
  110. voltage to sound
  111. stupidly simple LED dimming from DC heater supply?
  112. running a preamp tube in class B!
  113. Echo Amb Bias Confusion
  114. Capacitor ID
  115. Modified Alembic F2-B
  116. Tonemaster 214 Clone harsh increasing buzzing sound- no signal
  117. Hammond Type G Amp
  118. Improving a Marshall MG30DFX
  119. 6J51P mic amp - comments
  120. Attenuation pedal
  121. What all is included in the DC load current a transformer sees?
  122. DIY 25v power supply
  123. Ampeg SVT CL fault
  124. DIY Trace Elliot V8 w/ 8 KT120
  125. RCA Loudspeaker 106 and what is it?
  126. adding series resistance to transformer primary
  127. Guitar Preamplifier with ECC85.
  128. Wiring guitars: which features are important
  129. single-coil / humbucker hybrid wiring
  130. SE 6550 Guitar amp
  131. Humbucker question
  132. Bias vary tremelo help needed
  133. suzuki omnichord om-27 issue
  134. Fender reverb circuit diagnostics/repair
  135. Multiple Amp Stacks for live event
  136. Elgen Bass amp fault diagnosis
  137. Ibanez TB100h information?
  138. Fortin NATAS tubes?
  139. Tube Arcing?
  140. signal processing question
  141. Garnet stencil (Granada) with no AC isolation transformer
  142. LM3886 By General Guitar Gadget
  143. 100w Guitar Amp based on 2SC3280 (2SC5200)
  144. Hybrid "Marshall" Amp
  145. Mojo fix
  146. tube interstage impedance bridging for frequency response shaping
  147. Check This out!
  148. 120W PPP ULL Bass amp, first desgin, please shoot
  149. 6v6 fixed bias
  150. Bass amp; everybodies favorite 4x K88 driver tube
  151. Overdriving one channel with another
  152. VERY LOUD cracks/pops but no sound !?
  153. larger AC motors and shielding issues? Animated cabinet
  154. Mesa Boogie Road King - strange fault - help?
  155. KT120 Bass Amp
  156. rectifier tube recommendation for champ clone
  157. Modding a cheap practice amp (aka polishing turds)
  158. Distortion mod issue (help pls)
  159. Favorite Coupling caps in Preamp?
  160. Suzuki Omnichord
  161. Boss Super Shifter Help
  162. BASS AMP: KT88 PP (or PPP) 6SN7 CF vs CC driver
  163. Ashdown Electric BLue 180 crossover distortion
  164. I have no idea where to even start
  165. Crate GX1600 blowing fuses (and general SS help)
  166. boost idea
  167. on/off switch pop when turned off
  168. Sony stereophonic amp (60's tube)
  169. Transformer from Marshall 3530
  170. baldwin model 45 c-2 amp
  171. Single tube guitar amp, adding a transformer to a formerly transformer-less design
  172. More Peavey Classic amps
  173. Echoplex restoration
  174. Background noise on guitar amp TD35
  175. SVT project
  176. Gibson amp project
  177. Fender Hot Rod Deluxe - Cracking noise when adjusting nobs
  178. ISO Traynor YBA2 schematic, 5Y3 rectifier
  179. high gain vacuum tubes
  180. Bell tube PA amp giving really low output.
  181. 12at7 transformed amp
  182. Low wattage power amp for preamp.
  183. my first valve amp build,
  184. 45hz bass boost on amp sounds gummed up?
  185. Fender Champ 5f1 clone squeal
  186. need help in guitar amp modification!!!!
  187. power resister problem
  188. Peavey Renown 400 Issues
  189. Connection for 4 booster circuits?
  190. "sloclone" HT PS filtering mod question
  191. How to replace horn in yorkville 300k?
  192. Bass/guitar tube preamp with small power stage
  193. Splitting and attenuating a balanced signal
  194. Guitar tube amp self-made
  195. Roland PA410 Powered Mixer
  196. Negative Feedback in Two Stage Preamp
  197. uStack Desktop Amp.
  198. crate_technical_support_abandonment
  199. voicing for push-pull amp without tone controls
  200. Rangemaster clone filter caps
  201. channel input resistor value straight from humbuckers?
  202. FX loop volume control
  203. Piezo stereo preamp
  204. el84 same with el84(6n14n)??????
  205. long tailed power amp class a
  206. Is it safe to change Reverb Impedances?
  207. Negative feed back squealing
  208. Humming V1 in Fender Pro Junior
  209. How to add an additional pre-amp stage to 5A3 design
  210. Head cabinet as bench chassis stand
  211. Crate TD35 fixing
  212. Crate Stealth 50 MONSTER!!!!!
  213. Fender Pro Junior Tube Set Up...
  214. speaker wiring
  215. Help with PSU for guitar amp!
  216. Improving upon the Alembic preamp
  217. OC44 Yellow Jacket Pinout
  218. single-ended parafeed guitar amp
  219. Switchable Cathode Bypass Capacitor for a Tube amp
  220. SWR Workingman's Bass
  221. Finished AX84 Hi-Octane
  222. Blencowe's bootstrapped DCCF cap value.
  223. swr headhead amp fan always on
  224. Rack preamplifier for acoustic guitar
  225. Cleaning carbon deposits from PCB
  226. ENGL Classic 50 2x12 spkr jack part number
  227. Anyone opened a Tom Scholz Power Soak before?
  228. PLEASE HELP! Distortion Pedal problem!
  229. Voltage Regulation (LDR Related)
  230. Grid choke
  231. Diy power amplifier has poping noise in one channel
  232. 6an8 substitution for Sunn amplifier
  233. 1x12 Guitar Speaker Cabinet Recommendation Please
  234. LM1876 arduino mute
  235. String noise/squeek
  236. Low-end cab for distorted guitar
  237. best power amp for 14-15k
  238. Speaker question
  239. Donor Amps for Guitar Amps
  240. Questions about Champ mods, NF loop and more
  241. Fender Champion 110 Problem
  242. Want to make small inductor for tone circuit
  243. Klon Clone pedal help
  244. Gibson Goldtone amp GA-30 RVS (stereo)
  245. Fender Tweed Deluxe 5E3 build
  246. Understanding the Music Man Stingray 2-band preamp
  247. 12ax7 power transformer
  248. DIY Eminence 1x15 Bass Guitar Cabinet
  249. New big amp project
  250. Hybrid amp design

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