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  1. High Voltage Soldering (IPC Standards?)
  2. Speakers for Flea Powered Amps <1.5W
  3. Opinions on Allen & Bradley Carbon Composite resistors
  4. wich tube is best for the yaqin cd buffer ?
  5. Mikael Abdellah's SE KT88 bass response + tightness
  6. How best to use the PSU xformer I have
  7. 6L6GC AB2 Amp
  8. Kofi Annan in: "I'd Like Me a Mic Pre!"
  9. Too much gain - help with changing driver tube.
  10. EL95 SE schematic wanted
  11. test settings hickok i177B for 5ar4/gz34
  12. Gibson Ga-20 rvt reverb problems
  13. good value (i.e. cheap) OPT in uk?
  14. Input xfmr, diff stage, CCS questions
  15. Theoretical OPT question
  16. input/driver stage for kt88/6550
  17. thyratron switching
  18. Making component choices (6V6/EL84 PP)
  19. Which socket for a 5Y3??
  20. using #47 in p-p
  21. 6463-12b4a srpp?
  22. Need some help identifying which tubes are suitable
  23. Tube Priceing
  24. edcor output transformer advice
  25. Non top-cap tubes for plasma tweeters
  26. Intermittent Static on ARC REF 3 Preamp
  27. Have you guys seen this yet?
  28. ECC88 heater overvoltage damage?
  29. Recommended designs
  30. Aikido Phono PCB Modifications
  31. Need Power supply advice for Andreas 845
  32. Phonodude question
  33. Power Supply for Aikido Phono Pre
  34. Completed New Combo Amplifier
  35. Want to Build my first Tube Amp
  36. single tube amp ~pspice problem
  37. Modding a tonebone to switch to pentode triode operation?Can this be done??
  38. Relyon KT88/EL34 SE issue, schem attached
  39. Search 35T Schematic
  40. Hickok 600A, shattered mercury rectifier...
  41. Pete Millett Low-Mu Triode Preamp
  42. First scope/buying oscilloscope probes
  43. thyratron rectifier
  44. Need help making some choices on what to build
  45. A2 curves and curvecaptor.
  46. damper diodes ....
  47. Different Rectifier Warmup Times
  48. stupid question of the day
  49. Fisher 400 Output Transformers
  50. Tube amp repair
  51. Hi-end 845 with only two stage
  52. PL519 Heaters in series blow fuse
  53. Looking for parts to tinker with
  54. KT88 Recommendations?
  55. Anyone Interested in Pete Millett Hybrid Amp PCB's?
  56. Mirror of Steve Bench's site
  57. Quick Question About RCA Input
  58. Built an amp kit!
  59. Holy Smoking Toroid Winder
  60. Group Buy for Experimenter's 9 and 7 pin Tube Socket PCBs
  61. why do tubes have a treble lost ???
  62. Low Frequency Mains Noise
  63. Help modifying circuit
  64. Ever heard sth like this?
  65. dual volume control
  66. Need DIY help in Los Angeles area with tube preamp
  67. 6c19p se otl
  68. pt
  69. "Killer" Screen Driven Push-Pull Amp Initial Queries
  70. fixed vs. cathode bias
  71. RH84 Push pull?
  72. Cheapfield project
  73. heater connection problem
  74. What to do with this PP OPT?
  75. Question about Bridging
  76. White Fuzzy furry growth..........TV-2C/U
  77. Tweaks for 845 Power amp
  78. the aardvark grows a spud!
  79. WEST output transformers?
  80. Tube Buffer Success!
  81. Lafayette LA-234 Amplifier
  82. filter choke voltage rating
  83. Dealing with Mr. Miller (phono)
  84. Western Electric plant
  85. Pentod PP - too much NFB needed to sound nice?
  86. Lf351 replacement for Curcio Daniel I
  87. How bad is grounding one side of AC filament ?
  88. New matched tubes - where to use them
  89. Glow Tube (0B2) Help
  90. Bose 901 + Tube amps
  91. Tube tape NR
  92. Ming Da MC-34B fuse value?
  93. Potentiometer with bass boost pin for Simple SE?
  94. Volume pot for TubelabSE 300B recommendation ?
  95. (help) Make a 13.8V 50 Amp continueous current
  96. Toy amp.
  97. Looking to build a 25-30 WPC Push Pull amp - Need Help
  98. Quicksilver 8417 question
  99. GSM interference
  100. &lt;WTA&gt;Tube biased by LED
  101. source for knobs
  102. Lundahl 4-30 Build
  103. Anyone Have Info On Triode Board For MK IV?
  104. I would like to DIY Marantz model9
  105. 813se DIY OPT problems
  106. Got a big output trafo I want to use.
  107. building S5 k-amp
  108. EL84 max power for HiFi Amp
  109. Question about cathode bypass capacitor:
  110. Curcio Daniel II builders?
  111. 13E1 SE design
  112. Booster Amp for low powered SET
  113. Soft starting the rectifier
  114. Tube preamp components help
  115. My own version of the EAR 834P Clone
  116. Eico HF86 modifications
  117. Heaters and centre tap
  118. DHT's, fixed bias, sharred filament supply
  119. Do New JJ GZ34's have less B+ Drop?
  120. Grounded, Floating, or Thermistor-To-Case for Center Tap
  121. Hi, looking for some info on tube amplifier design basics
  122. Nifty little (cheap ) transformer for bias supply
  123. Problems with my ARC VT 130SE
  124. Telefunken V69B - Tube Amp
  125. HV Regulator
  126. EL95 mini SE
  127. NOS vs. Chinese Plate Caps
  128. TL783 regulated B+ 250V PSU schematic
  129. Tube buffer for electronic keyboards used in a band?
  130. 6922 tube buffer
  131. 300B grid resistance
  132. 6AU6 Aikido in Triode mode?
  133. brown crud?
  134. Steve Bench's tube crossover
  135. Bogen M120 bass guitar amp coversion
  136. Wierd striation on 6L6GC plate
  137. LT1085-based regulated 6.3v heater supply
  138. Are these tubes cooked?
  139. New Build Power Up Advice
  140. Mic pre idea
  141. Choosing the right mullard design to match the Foreplay III and Ariels
  142. Dumb question on Coupling cap ratings...
  143. European Triode Festival 2008 - couple of seats left
  144. Building PRETOR toroid preamp
  145. ACT2 - ConradJohnson by 818design
  146. PS questions?
  147. Frank's Tube Database Down?
  148. Anybody try Euro DHTs like RE134, RE304 etc??
  149. Need help...again :)
  150. idea for a simple bias servo for AB PP
  151. GU-32/GI-30 tube PP amp
  152. Switch-mode PSU for tube heaters?
  153. Hammond Primary Lead color is wrong?
  154. A newbie need helps on the very 1st tube PreAmp
  155. why does 12u7 need certain amount of gain to stop hum 120???
  156. EL34 Pushpull imbalance
  157. Tube Preamp Popping on Source Input Change (?) / 6DJ8 Preamp On Chip Amps
  158. Rozenblit Grounded Grid Cascode Pho Preamp Project
  159. Driving the kt88/6550 in set mode
  160. 6550a question for engineer?
  161. Yl1260
  162. Parts layout diagram for SE amp
  163. Da 42 Triode
  164. Bogen CHB100 Power Supply Question
  165. Testing of russian tubes on B&K 747B
  166. VR150 use
  167. First Valve DIY Project
  168. I'm having grid1 current in EL34
  169. anyone ever built a tube mixer similar to the RCA Living Stereo type??
  170. SEPTOR AT-amp (Anti-Triode) being built
  171. Sophia Electric el34 mods/upgrades
  172. Looking to build....
  173. Bias resistor for source follower driver
  174. PL 519 electrical characteristics
  175. Settings for testing 2C51/5670/396A on B&K Model 600 Dyna Quik
  176. My 6AS7G Fuse Link Checker
  177. Anyone ever had issues with One Electron?
  178. 35% off sale at RadioDaze
  179. phase splitter with Tr ?
  180. Chasing my Simple SE problem...
  181. Zenith stereo, EL84 SE. What to do...
  182. Free TVA-1 rev.3 schematic
  183. Bat Vk-60
  184. Trouble with amp 6V6
  185. 5-125 UL curves anyone?
  186. Mod it or scrap it?
  187. Bogen M330
  188. 1st Tube Amp - What to build?
  189. 6J5 weird phase inverter
  190. swinging CCS PP output stage
  191. Varying 2 tube amp characteristics: SE treble and richness
  192. Jadis Defy 7 Schematic
  193. microphonic sub-miniature tubes?
  194. Transformer distortion (THD)
  195. Options for replacing EF86? E180F?
  196. changing an integrated tube amp to a power amp
  197. Nice tube test supply
  198. Looking for 300B 2.5V heater vendor
  199. Cap to bypass bias battery
  200. 2A3 SE parafeed with PP-transformer
  201. Preamp Voltages
  202. TVA-1 "Export" circuit/schematic?
  203. 12ax7 series is this correct??
  204. Yet Another Phono Stage Suggestions Thread
  205. 15% off sale at Soniccraft
  206. Bias Mode Switching Question (guitar Amp)
  207. Sizing Coupling Capacitors
  208. budget xformer for 829B pentode mode PP (class AB) ?
  209. preamp layout suggestions please
  210. Capacitors and hype!
  211. Transofrmer secondaries
  212. please help 407a
  213. OPT Grounding / Crosstalk
  214. SE With shared Rk in output
  215. Unsolved problem EL34/12AT7/5AR4
  216. Radford STA25 service UK
  217. My tube DIY Web page, translate into English
  218. suggestion about AIKIDO PRE
  219. jackson tube tester 648s manuals
  220. Hashimoto A-105 - 6S4A
  221. Looking For Counterpoint SA2000 Schematic
  222. Where do you put the standby switch
  223. Simple SE Schematic
  224. Operating point for 6GK5
  225. Audio Research St-70-c3
  226. Help identifying tube amp
  227. Ed8000
  228. power suply for Pre &amp; Phono Use tube 6BM8
  229. ESLDD with "anti-triode"
  230. Schematics border patrol psu
  231. Tubelab PCBs for an 845 - a good idea?
  232. Bias supply idea
  233. dynaco st 70 c3
  234. KT88 and the 6550
  235. crate vintage club problem
  236. GM70/GM70 parafeed SET?
  237. Genalex repro KT88s
  238. Grid - Screen Alignment (X-Rays)
  239. tube matching
  240. DC heaters for 5687 in Aikido?
  241. Connection Jensen 4-pole
  242. Measuring Output Power
  243. Modelling stereo PSU in PSUD ...
  244. Speaker matching transformer.
  245. Sowter's Radford transformer
  246. Cathode bias 6LU8 UL/Triode
  247. Cathode bias 6LU8 UL/Triode
  248. Sourcing ASC 100uf X386S capacitor
  249. Looking for a linear triode for lowish B+ CF (6N6P?)
  250. need spice model 5814a

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