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  1. Hello all this is my first post and I have an XLR Question.
  2. Dynaco Sca-35
  3. Hold to be a good news to all diyers.
  4. 25eh5
  5. 6cd6
  6. SE with ECF80/EL84 - from newbie
  7. Effects of high heater voltage?
  8. 6080 SE amps? - parafeed or otherwise.
  9. Parafeed
  10. MY Morgan Jones headamp.
  11. 6H30Pi variants
  12. "zeze" sound in diy tume pre-amp
  13. Good sounding 6V6 PP UL driver circuit?
  14. TV Damper Diodes
  15. Autobias for 6L6/EL34/KT88
  16. RCA 12AT7 or Mullard CV4024?
  17. Tube Regulator
  18. How much ripple??
  19. Lumley M250 Woes
  20. What is a trigger tube used for?
  21. rebuilding 6L6 amp ... suggestions?
  22. Tube life question
  23. RIAA phono preamp using single ECC83
  24. Quicksilver front end mods
  25. Values for grid stoppers for 6922...
  26. PP quiescent point
  27. Choke load frequency response and distortion
  28. a tiny, all DHT, push-pull amp
  29. Hey fdegrove, OTL monoblock.
  30. Audio Electronics AE1 preamp
  31. OTL Headphoneamplifier with 12AU7 or 12AX7
  32. Suggestions from the tube world
  33. Camcorder photos
  34. Finally got a digital camera...
  35. OPT for SEKT88
  36. A single FET to drive a power tube (directely ...from DAC)
  37. Electronic Industries Modified DYNACO ST 70
  38. KT88se with 3K outputtransformer ?
  39. Using TVC as a filter?
  40. 845 or 813 valves at 600V?
  41. transformer ?
  42. How much Voltage...
  43. Help in finding schematic
  44. impedance matching
  45. Selecting audio tranny core size
  46. U+Fk and U-Fk
  47. Woohoo! My First SET...
  48. 2nd & 3rd Harmonic Distortion curves for 5B/255M (807)
  49. 6CK4 PP Amp
  50. A question for Bourneville.
  51. Output Transformer specs
  52. No Mistaking A Triode.
  53. airtight atm-1
  54. dac tube output stage..pls help.
  55. Heathkit IT-17 Tube checker
  56. What's this?
  57. Standby switch for Quad II?
  58. What Speakers Do Tube Lovers Used?
  59. RC-coupled stage using ˝ 6N1P
  60. What to build w/ Akai parts?
  61. 7189 in pentode mode?
  62. Finally. Music!!!
  63. Another tube radio
  64. Differential to single ended...
  65. Best Tube 4 Solid State
  66. Problem with Quicksilver amp
  67. cathode amp
  68. Wanted: 6922 / 6DJ8 Preamp Kit / Schematic
  69. How about a P-P DHP amp?
  70. simple, cheap, 6L6 amp? help
  71. 417A Line Amp
  72. Single end 6550 or KT88 amp Ideas please
  73. Simple cheap 2A3 stereo amp
  74. Triode Amps
  75. Audiopax 88 Power Amp
  76. Prefered type of components
  77. I found more junk!
  78. My Preamp
  79. Hum when volume is turned down
  80. Req. What does this parameter mean?
  81. Frank's Ultimate Tube Preamp.
  82. Mullard 5-20
  83. 156C... even cheaper now.
  84. Simple IT PP
  85. Dumb question: How do I increase Dp on this SET?
  86. Experiences with S&B102 TVC
  87. Melos High Current Triode
  88. Re-tubing Quickie M60 (EL34 quads)
  89. A new fashion tube design!
  90. mmm.... zero-bias class B twin triode amp
  91. 6SN7 redone
  92. Need some help with this...
  93. What tube is this?
  94. KT4040 Kit
  95. so here's how it sounds : (300b)
  96. Mullard 3-3
  97. shielding cans
  98. Help with common-cathode circuit.
  99. Hammond 125E improved?
  100. Separate power supply chassis- with a difference!
  101. 1St Tube Amp
  102. Help - tube radio
  103. Help newbie with tube-amp schematics
  104. This Guy is unbelivable!
  105. Strange filament behavour
  106. Triode curves for 6CA7, KT88 and 6550
  107. Well, tell me what you think ( 300b )
  108. More of Joel's preamp...
  109. data for 6V6 in triode mode?
  110. Help me design a pre with odd looking tubes
  111. Suggestions for top bal out tube pre?
  112. Plus biasing heater (220vdc above ground)
  113. Quicksilver 8417 tube install
  114. Help with R values
  115. With a bang and a flash - it works.....ideas anyone?
  116. Quad II eating valves?
  117. sunday daydreamin'
  118. Thrift store find
  119. New WE 300b's blue glow
  120. Current limit of EL84 grid?
  121. QuestionSSS about 300B circuit
  122. Help with new project...
  123. help needed from the 300b crowd!
  124. 1937 Gibson guitar amp
  125. Humming problem with 5687? SE amp design.
  126. QUAD II mains at 240VAC instead of 220VAC?
  127. monoblock vs. one chassis?
  128. EL 156 - what to do?
  129. Joel's 6SN7 preamp (photo)
  130. Newbee looking to build Valve Preamp
  131. The attraction of vacuum tubes / valves.
  132. What do with these tubes...
  133. looking to make simple distortion pedal
  134. Simple tube preamp...
  135. LCR RIAA AND TUBES.
  136. WTB Output Transformers
  137. 2A3 pp biasing schemes compared.
  138. 7199 glowing purple?
  139. Preamp has Neg waveform clip at 11.3 volts out
  140. Remote Controlled Tube Amp
  141. A few questions
  142. Using relays in high voltage circuits
  143. TDA1541 with passive filter
  144. tune 'em up - old russian radios
  145. Gas-coupled 6L6/6BG6-G SE
  146. 01aa?
  147. Gain for common anode....
  148. Too much capacitance in power supply?
  149. Aloha
  150. Gary P's Pre
  151. Instock designer in potential lawsuit!!
  152. Troubleshooting Problem in Tube Preamp
  153. 0.5ml of Snake Oil for $59
  154. Output impedance
  155. to DIY or not to DIY
  156. the OTHER tubes forum=yuck!
  157. 3A/110B into a LL1680 Preamp
  158. New output transformers for Quicksilver amplifier
  159. 2 output transformers in 1 amp?
  160. Parallel feed OT
  161. DIY Tube Microphone preamplifier
  162. 6M5 valve
  163. Can I use a 1/8 watt resistors here?
  164. toroid Transformer as power Transformer for tube
  165. Trying to find............
  166. Balancing output tubes by changing heater voltage.
  167. Push Pull Output Stage Question
  168. auto bias on a Quicksilver KT-88 amp
  169. SEPP for philips 800 ohm loudspeaker
  170. anyone tried 12HG7 as a driver ?
  171. Old tube amp
  172. Testing paper-in-oil capacitors
  173. need ´´quiet´´filament supply for 26
  174. New Guy w/my Foreplay
  175. Spice models for circuitmaker
  176. I need the Schematic of Audio Research ph3
  177. Audio Research SP9 guilty of screeching sounds!
  178. Humm
  179. Technics variation of Futterman SEPP.
  180. How low should PSU ripple voltage be in a preamp?
  181. Tube tester
  182. 6dn7
  183. Power supply Schematic Counterpoint SA -3000 Help!
  184. counterpoint sa-7(volume pot value)
  185. Tube amp equivalent to LDC?
  186. Pics of Foreplay Preamp
  187. Old Valco Amp Tube Problem
  188. Tube mixer design
  189. Battery bias?
  190. Phono amp for a beginner
  191. Low voltage Tube Schematic
  192. Audio Research MCP 33
  193. 6h30 dac output circuit wanted..anyone?
  194. 5Y3GT Question.
  195. Sovtek 6C45pi-E bias
  196. Cunningham/Radiotron RCA 58
  197. no connections at all!
  198. Thorsten's Chokeless Monkey 2a3
  199. No grid connection
  200. grid chokes
  201. Oh yeah, 7KY6
  202. Time to rock your world.
  203. Best way to connect 300B cathode
  204. #26 lineamp vers a 5687 which is best?
  205. Alu-foil electrostatic shield
  206. 6DJ8 cathode heater voltage question.
  207. All Tube Ccs.
  208. Slew Rate Limiting... continued.
  209. DC variacs?
  210. HV Valve Shunt reg.
  211. toroid Transformer as output Transformer for tube preamp?
  212. PP-1c as Ultralinear
  213. Hi/Review Design
  214. Help with a circuit
  215. My 6SL7, 2A3 SE design
  216. jack probs
  217. 6SN7 tubes
  218. 3 Electrode gas regulators
  219. Mod to an old radio
  220. Replacing a driver tube in an existing EL84 SE Amp
  221. 813 valves
  222. Acro TO-300 output transformer
  223. Anyone have a picture of the Silver Seven?
  224. good sound with cheapo chokes
  225. Questions about a choke
  226. max DC-current for an unknown PS- Choke?
  227. Availability of 6C33C tubes? I need some for OTL amps
  228. 7805 regulated 5V supply
  229. Setting Pentode Screen Grid Voltage
  230. More 6158/13D3
  231. Best PSU.
  232. Low power tube amp for headphones
  233. Basic question on 6922
  234. LM317 current regulator
  235. DHT Triode Amp Project
  236. tube preamp for Zen?
  237. online tube equivalent chart
  238. Help!! Right Channel Freq distorted.
  239. first design by me! need feedback
  240. ECL86 preamp?
  241. Regulator/Choke/Cap
  242. Request for valve pics...
  243. SS PSU without choke
  244. Double EL84 Push-Pull supply
  245. 12AU7 vs 12BH7 vs 6CG7
  246. What should i look for
  247. Quicksilver Tranny Question
  248. Using my O-scope on Tube amp
  249. Solid State DC filament supply
  250. hybrid common cathode amplifier?

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