View Full Version : Instruments and Amps

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  1. Fender Tone Controls
  2. Feedback on a new motion-based MIDI controller (iPhone/iPod)
  4. Rewiring a dual primary as a single? (Squirrel Monkey Amp)
  5. Tremelo
  7. Scorched Classic 50
  8. President Bassman (jeez I hate breadboard)
  9. DIY portable musical staircase
  10. Crate G1600xl 's sound going in and out
  11. Roland HP-1 Digital Piano with noise fault
  12. 5E3 Cathodyne phase inverter balancing
  13. GX40-C+ Schematic request
  14. My breadboard 5E3 deluxe rocks!
  15. .SCH
  16. Guitar preamp x stereo boombox
  17. Output transformer for 807s?
  18. Hybrid amps
  19. Fender Studio Bass (Super Twin) Heater System Issue Advice?
  20. Mesa Triple - shorting in the(bold/spongy) switch!?
  21. cad software
  22. new harp amp
  23. Marshall AVT20 repair and mods
  24. XLR input coupling cap replacement ?
  26. Which phase inverter for a deluxe
  27. Guitar Amp 12au6-Possible Gain Increase?
  28. balanced output on your (bass) guitar?
  29. Partridge transformers vs Hammond
  30. KMD XV100SD guitar amp
  31. Mystery SE output transformer impedence
  32. seriously thinking about building this schematic. Can you find any issues with it?
  33. mid range "passive boost" circuit ?
  34. Power cap for fuzz box
  35. Heat build up in stainless steel vs. aluminum chassis
  36. Carlsbro GR2000
  37. Fender Tweed Deluxe Tube Choices
  38. Amp issue
  39. Fender Deluxe 5C3 Schematic question?
  40. Power transformer question
  41. Is there a practical way to make power filter capacitance variable?
  42. Bass guitar to Passive PA Sub?
  43. Ampeg SVT Preamp
  44. Anyone know of a clever idea for making your own eyelet setter?
  45. Can I add a Piezo tweeter to Peavey KB100?
  46. DS1807 for guitar pot, loud buzzing
  48. 1984 Peavey KB100 Amp -Only HUM
  49. Vox Pathfinder 10
  50. Potentiometer ID
  51. Amplifier Hum
  52. PSUD2 question
  53. vintage univox guitar amp/no sound whatsoever?
  54. cascade preamp stages CD4049
  55. studiomaster 1000X
  56. wurlitzer 200a electric piano hum
  57. New Member Question
  58. Need help identifying a phase inverter
  59. Long Tail Pair with Negative Feedback Problem
  60. 600 ohm to 150 T-Pad needed
  61. Organ amp conversion
  62. What could possibly be damaged by powering an amp with a bias cap lifted?
  63. Need help identifying C45 for a Fender Twin Reverb RI
  64. buzz in guitar amp. varies with volume. Anyone in Minnesota want to help?
  66. Multiple driver enclosure calculations
  67. Single Ended 6L6GC Load
  68. Selmer TnB 50w SV problem with Bass Channel
  69. DIY RA-200 suggestions?
  70. Marshall 3315 Solid state attempted repair questions
  71. Scratchy rattling resonance
  72. RI deluxe reverb PS ripple
  73. Guitar Amplifier Hum Varies with Volume Knob
  74. Boss CE-1 (original Chorus Ensamble) Repair/Mod
  75. help with MIDI for pic16f1789 ???
  76. A simple piezo snare drum
  78. Fender potentiometers nomenclature
  79. equipment penyata .
  80. add another output transformer
  81. 120W KT88 PPP bass amp progress + pics!
  84. Ampeg VT-22 dead OT?
  85. Please critique my first compressor design (for bass guitar)
  86. Marshall Valvestate 2000 not playing through speaker
  87. 12AU7 Cascode in tube amp?
  88. Sweet distortion
  89. Silvertone 1451 -Mystery adjustable cap
  90. 8 Ohm 2X12 Guitar Speaker cabinet - 2X4 Ohms in series or 2X16 Ohms in parallel?
  91. Guitar opamp Pre-amp input resistors
  92. Another avt150
  93. Princeton 112 Plus - Intermittent "Popping"
  94. Need Pinout Help, Silvertone Organ Amp
  95. Amp project for a newbie?
  96. Piezo Film Buffer and Amp Combo for Guitar Electronics
  97. Detuned Demystified
  98. layout: room between OT and EL34
  99. DC offset problem with TALMUS amplifier
  100. Vintage Amfiton-002 Hi-Fi amplifier for acoustic guitar
  101. help! Variable Frequency/Varible Q Boost/Cut tone circuit for tube bass amp.
  102. Ground loop hum and audio isolation trasformers
  104. PI introducing funny problems.
  105. Hum from guitar amp
  107. I designed an amp- would anyone like to build it for me?
  108. High Gain Tube Preamp Hiss
  109. Introductions/18 Watt Clone
  110. Hot Cathode Follower Resistor
  111. Made Guitar preamp, suggestions on schematic
  112. Need help ID'ing my Champ PT
  113. Fishman SA220 Schematic needed...
  114. Fender Frontman 212
  115. EL84 Tone Stack
  116. Hammond PR-40 Conversion to guitar amp
  117. Gibson GA-8T tremolo fault
  118. Acoustic guitar 2-channel preamplifier schematic
  119. rauland 3075 info needed
  120. Bias Switch w/ Heater Elevation
  121. The Alesis SR16 warning
  122. Guitar Speaker Cab/ PA Mixer Amp
  123. Ukulele pickup system of piezo SBT & ECM mic
  124. Fishman Rare Earth Blend replica
  125. 6L6GC Tube Orientation
  126. do I need a cathode follower?
  127. Hammond 307A Audio Transformer
  128. Passive Guitar Output Splitter WITHOUT Transformer
  129. Reverb gain on Fender Princeton 112+
  130. More power out of bass combo
  131. what happens to voltage when I add a good choke
  132. Variable feedback vs. input attenuation
  133. choosing new output tubes for mongrel amp
  134. Harsh 12AT7 PI. Brand or model?
  135. Help wanted. A very strange error.
  136. Guitar Tube Preamp
  137. Fixing a Peavey Transtube Amp
  138. Issues with model T (ish) Clone
  139. Boss BD-2 No Suund
  140. Gretsch6151 preamp fun project - Goes silent when tremolo tube is put in
  141. champ hop-up vs. new Angela super-single-ended build
  142. Peavey Triumph 60
  143. Hey Everybody (DIY Acoustic Amplifier)
  144. EF86 with EL84 pushpull
  145. Valve amp rebuild help
  146. OPT impedances
  147. crest fa2401 lose connection trace
  149. BJT/tube hybrid power amp with adjustable distortion
  150. Sag resistor
  152. Double amplification
  153. Blue label jensen stock in champs?
  154. questions on Svetlana/Tube Town EF86 mic stage
  155. Tremolo Circuit Design Beating
  156. old penncrest stereo amp to basic tube amp
  157. gibson L6s guitar tone control inductor
  158. carlsbro cobra 90 twin gone wrong
  159. Marshall Plexi Clone
  160. How to add volume to TDA8541 circuit?
  161. looking for Guitar amp
  162. Guitar piezo preamp
  163. effects powersupply
  164. Introduction and survey for gear junkies!
  165. Technical help with screen grid voltages
  166. tube amp no sound only buzz
  167. Critique my preamp design
  168. How is an acoustic amp different from a regular amp?
  169. el34 output transformer, 3 or 5 wire ~?
  170. Designing a Tube Line Driver / Pre-amp
  171. KT88 Tube Guitar Power Amp
  172. Guitar preamp with EQ and blend
  173. Building drum machine modules
  174. AB International 400 Power Amplifier Repair
  175. **** me, I bought the wrong box.
  176. Fender Frontman 212R - Extremely Loud Popping Noises..
  177. AC30 problem
  178. Damn, what chord is that?
  179. 20Segi tube amp
  180. Pedalboard Mounted Power Amp
  181. Homemade Leslie cabinet
  182. Tube ID needed
  183. Simple shematics for line level distorsion
  184. Fender pro reverb AA1069 nasty noise on normal channel
  185. Bias voltage problem
  186. Need help starting keyboard mod project
  187. Bright Cap, Yes or No or Maybe
  188. Gibson L6S guitar wiring
  189. Hex sustainer thingy
  190. Marshall B65 Schematic
  191. Golden Age Pre 73
  192. Piezo sensor - mounting woes
  193. Looking for high-fi condenser capsule
  194. I bought a box of old valves, some new in box and I want to build some projects
  195. 6550s
  196. Marshall VS 8080 IC1 Blowing.
  197. strange preamp
  198. Marshall 1960 Celestion G12t-75 ohm?
  199. 72 Twin reverb
  200. 6v6 Pushpull question
  201. Single-ended 6v6 diy; over-conducting
  202. Advice for first DIY project (MIDI sample playing instrument)
  203. Bass pre-amp DI output
  204. O/P Transformer DC Resistance Check
  205. HI-FI amplifier for bass guitar
  206. preamp for guitar
  207. Amp enclosure help
  208. Digning intro old organ
  209. SONIC MA-1 Tino Zottola
  210. Compressor design
  211. Possible intermittent Micalex tube socket?
  212. Mic as filter
  213. Fender rhodes peterson vibrato preamp
  214. Biasing for single supply to op amp
  215. Hammond Converion amps
  216. SAP 15
  217. The Right Tube For The Job
  218. Fishman Loudbox
  219. My bass amp is too loud!
  220. DIY AMI DD. Need some advice.
  221. Amplification breaks up after some time
  222. Polytone 215-700 Custom Bass Amp SCHEMATIC NEEDED please
  223. calculating signal current for power dissipation
  224. Getting a little help building an audio amplifier
  225. Screen Taps on Sunn Model T
  226. Mesa Boogie MkII
  227. Amp for electric violin / cello.
  228. Valve amp - placement of dual chokes
  229. voltage to sound
  230. stupidly simple LED dimming from DC heater supply?
  231. running a preamp tube in class B!
  232. Echo Amb Bias Confusion
  233. Capacitor ID
  234. Modified Alembic F2-B
  235. Tonemaster 214 Clone harsh increasing buzzing sound- no signal
  236. Hammond Type G Amp
  237. Improving a Marshall MG30DFX
  238. 6J51P mic amp - comments
  239. Attenuation pedal
  240. What all is included in the DC load current a transformer sees?
  241. DIY 25v power supply
  242. Ampeg SVT CL fault
  243. DIY Trace Elliot V8 w/ 8 KT120
  244. RCA Loudspeaker 106 and what is it?
  245. adding series resistance to transformer primary
  246. Guitar Preamplifier with ECC85.
  247. Wiring guitars: which features are important
  248. single-coil / humbucker hybrid wiring
  249. SE 6550 Guitar amp
  250. Humbucker question

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