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  1. Ear 834
  2. Guitar Tube Amp that uses KT88, 300B, 2A3, else
  3. Anyone ever owned/seen one of these?
  4. topology and PSRR
  5. A few questions
  6. Help Need the VSE SuperReg schematic!
  7. It plays music!!!!
  8. Anybody Has 6b4g Se Power?
  9. Bottlehead gear, buschhorns pics
  10. A new source for SE output transformers?
  11. help troubleshooting this diy pre-amp
  12. High Frequency Clipping in EL84 SE
  13. Basic Q on tube amp design
  14. Pentode cathode follower with regulated screen voltage?
  15. Starting my Bottlehead Paramour 2A3 build
  16. Seeking advice on my first shot in designing a 5842 DC'ed to 45
  17. Improving the Futterman
  18. Help with plate chokes
  19. OTL ver.6 Ciuffoly
  20. EL84 DPP and Full Range problem
  21. Where can I bought some Tubes in England?
  22. 12E1 tubes (help)
  23. Correct values for this schematic?
  24. Radford STA25
  25. A dumb question about coupling caps.
  26. "Mainframe" breadboard
  27. Velleman K4040 tube amp user feedback sought
  28. possible project for me, tube preamp.
  29. PSUD modelling of a filament supply
  30. Tube sound PC Mainboard
  31. 6C45PI contant current source
  32. Estimating choke size ?
  33. 6550 Users Beware...
  34. i finally got around to fixen it
  35. Going Balanced All The Way...
  36. Integrated Kit Thoughts?
  37. Any shows in the midwest or east coming up?
  38. Bottlehead meet in Houston pictures
  39. Very Cheap Valve preamplifier
  40. Figuring plate resistor values or tubes 101
  41. Preamp PSU questions
  42. Tube condition question
  43. Fender guitare tube
  44. Vacuum Tube Current Sink Drive???
  45. VSAC show
  46. 5687 line amp with 0D3 regulator
  47. Phono Stage Only?
  48. 15 W out of single SE KT88 ?
  49. Tube guitar amplifier circuit
  50. LS terminals to earth?
  51. Can anyone comment on the tektron 300b/2a3?
  52. Indy audio show
  53. Lifespan of old oil caps
  54. EQ Bypass Question
  55. Do these scope traces mean something is oscillating?
  56. Help With Flavors of Tubes
  57. beggar's tube amp
  58. Anybody know the whereabouts of Alan Kimmel?
  59. Audionote Conquest PCB Layout
  60. Looking for a Preamp
  61. Recommendations on a simple design?
  62. Line stage
  63. Need recomdations on a lineamp
  64. The world turned upside down
  65. Wavac MD300B
  66. PSpice model for Outputtranformers
  67. transformers
  68. schematics for the se 1000 audio innovations
  69. Conrad johnson topology
  70. HALOJOY - tube amp new bie - NEEDS HELP
  71. help with plate supply
  72. Grid current and direct coupling
  73. Tension on chassis
  74. silver corrosion
  75. Switching circuit help needed
  76. passive bi-amping parts
  77. DRD Amps
  78. AuriCap
  79. help with heater supply
  80. i've got these tubes here, and i don't know what to do with them
  81. Can anyone comment on the Telefuken v311
  82. Are these tubes worth annything?
  83. Asc/Angela vs Black Gate caps
  84. Low output impedance pre
  85. AudioCap PPT Theta for tube amps?
  86. Pcc88
  87. BG N/NX as tube output caps? possible?
  88. Is anyone here familiar with Butler Audio amplifiers?
  89. Telefunken smooth vs.ribbed plate 12AX7
  90. SIE chokes -- how much current
  91. 6GM8+MOSFET=car amp?
  92. Switched power supply?
  93. Plytron/Amplimo 4070-CFB OTF's
  94. How to test output transformers
  95. How much feedback is too much feedback
  96. Hey, I'm looking for some of that "tube sound"!
  97. Help with ccs
  98. plate characteristic curves help
  99. heater supply (xformer specs are 6.3V 2.5A) as supply for a power LED?
  100. KT88 Recomendation
  101. Quicksilver mini mono block amps?
  102. Conrad Johnson PV-7 noise
  103. Buzzing, could it be a ground loop?
  104. Cooling of Vacuum Tubes
  105. Ground loop problems - looking for opinions
  106. low voltage tubes (6GM8 and 12DL8)
  107. replacing diodes in my tubed-cd player
  108. .005pf capacitor anyone?
  109. does a choke have polarity?
  110. Grounding OPT secondaries?
  111. DRD: Simpler path to bliss?
  112. More From the Archives: 6W6 PP
  113. Spice model
  114. HFT-90 anyone rebuild one before?
  115. How do you use a 0D3 regulator?
  116. Tube manufacturer Trivia Question
  117. Idiots question on resistors.
  118. transformer mounting...
  119. Power supply help
  120. First Time Tube Amp
  121. Where can I find choke and cap for Dynaco MKIII?
  122. 6H30Pi & 6C45 Datasheet
  123. Center tapped choke loading
  124. first attempt at phono preamp, will this work?
  125. please give some comment for this preamp sch
  126. phono tube preamp?
  127. Counterpoint SA-12
  128. Frankenhouse
  129. Conrad Johnson Premier 10
  130. Preamp pictures.
  131. power amp using kt88
  132. More pictures as my project took a little leap forward
  133. why is the plate supply called B+?
  134. 40WTriode/60Watt Ultralinear amp
  135. Where can I get an amplifier kit
  136. Cheap valve amp kit... Anyone else thinking of having a try ?
  137. My first amp - a direct coupled 2A3
  138. Amp with 300B and ECC99 - your opinion?
  139. Sequence in which grounds are connected
  140. 6AS7 Idea
  141. Recommended primary output impedance for triode strapped EL34?
  142. JJ Tesla ECC99 as a driver for 300B-2A3
  143. More Output
  144. Class B designs with high fidelity?
  145. Very simple P-P output stage...will it work?
  146. Drawing schematics?
  147. Max power output chart for SE and PP
  148. tube/SS hybrid (low power)- need tube help
  149. The look of distortion.
  150. dynaco pas3 power supply
  151. Which RCA 2A3 to buy?
  152. Help with new amp ideas...
  153. -----testing Tubes----
  154. Motorized Pots
  155. Help Me Choose a Sensible Power Amp
  156. newbie everything...
  157. Plate load for 6SN7 gain stage?
  158. I really need help with this preamp!
  159. Tube Volume Knob "Power Soak"
  160. GEC date codes
  161. output impedence of CF? and a 6L6 question
  162. Plate curve calculations - am I doing this right?
  163. Parts source for M.Hubers P.S. regulator?
  164. is 6X5 a 6X4 in an octal form?
  165. finally finished computer amp!
  166. Output impedience ?
  167. Cheap valve pre-amp kit - comments please...
  168. Newbie Questions
  169. Anyone ever us a 6AF6G as a power indicator?
  170. Switchercad symbols
  171. preamp-amp tap - would this work
  172. Gibson GA-30 thinking about selling$$$
  173. PP output stages - different OPT primary Z
  174. HandWoundTransformers
  175. 300V PSU for 6sn7 tube output stage in dac
  176. First time building a tube amp: Help please
  177. A small question... maybe not
  178. Schematic help!
  179. Siemens 7308 Gold Pin
  180. PX25 operating points
  181. Who do you buy parts from?
  182. OTL preamplifier
  183. SF4007 vs 1n5408 rectifier diodes
  184. Old little audio transformers
  185. hum problems with my amp, still
  186. russian6c33b
  187. A 10W ultralinear amplifier with unique features.
  188. good or bad ?
  189. Tube SPL
  190. Recommend a kit for me!
  191. Seeking help about my 2A3 to 45 conversion
  192. DuncanAmps PSU Designer Question
  193. Starting on my first amp, have some questions
  194. 40 yrs old philips ag9016 se flea-power ?
  195. can I use OFC speaker cables
  196. Rectifier tubes
  197. From stereo to monoblocks
  198. Traductor Please !!!
  199. Point to point or use a PCB
  200. Good choices for a first tube amp?
  201. I need some help and answers!!
  202. nice cd player
  203. Advice for newbie
  204. tubegasim
  205. choke/transformer loaded Nuvistors
  206. preamp fie 6L6 PP power amp?
  207. preamp for buddys computer
  208. Building: Need Help
  209. Where to get tubes in Moskva
  210. rectifier tube 5u4g
  211. 5687 Line Stage
  212. Building tube amp in wooden box(es)
  213. Problems with OTP's
  214. How to add an HT bypass?
  215. DC filament supply AC ripple affect on overall hum
  216. 6021 opinions
  217. Strange but true...?
  218. Old russian tube radio
  219. SEPP design is it better then conventional PP
  220. Suitability of ECL84 tubes for audio
  221. How much capacitance for tube rectified PSUs?
  222. low cost pre amp plans
  223. Something new
  224. SE 6L6 amp (missile amp)
  225. Voice of Music 1448 - info?
  226. Where to buy powertube KT88 or 6550C ?
  227. Measuring amp output power
  228. help battery biasing 6dj8's
  229. information needed...Antique Sound USA PA-3 preamp
  230. TUBE ART 2A3 Black Plate
  231. Single section equivalent of 6SL7
  232. simple hybrid idea
  233. Idea about converting Musical Fidelity X-10 to a pre-amp
  234. 7812 TO220 regulator little help please
  235. Tube choice for tubed crossover
  236. Help me with my tube grocery list!
  237. Pics of my 6BM8 - The Gnat....
  238. going to build a 12au7 pre what do you think?
  239. Rectifier Sound
  240. 83 safety rules
  241. #47 DH pentode operated in triode
  242. My first cadge in over 1500 posts!
  243. Russian oil caps ?
  244. I wonder how this tube will sound...
  245. Ahhh.... no. I don't think I'll use *that* tube.
  246. WANTED oscillation!?! rf nuts please help
  247. Audio Innovations Classic 25 web page
  248. I need a 6A7, 88, and 89 tube.
  249. simple preamp with e288cc suggestions
  250. Pictures of my test-setup

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