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  1. Attenuators ------ Please Help
  2. Transformer Coupled Pentode Question
  3. no response needed 903@klipschorns
  4. KT88: EH vs. Winged C
  5. Voltage swing on a guitar pick-up?
  6. Anyone have experience with the China made tube amps
  7. tubelab SE 300b power transformer
  8. Toroidal transformer potting can
  9. 300B - Push Pull or PSE to drive a commercial speaker
  10. Consonance Ella Diy hifi supply, el34, 6550 or KT88?
  11. Choke Input Filter.
  12. Preamp comparisons
  13. Amperite delay relays
  14. Help with making a tube amp?
  15. Linestage suggestion for Kuei Yang Wang's phonostage
  16. Altec Lansing 440B preamplifier
  17. Modding a Bogen CHB100...
  18. Report: One-Electron PRC as input choke
  19. Phase Splitter Name
  20. 6ck4 sweetspot
  21. Mystery Ebay amp purchase
  22. Triode versus Pentode
  23. Supply, Full wave, choke on center tap?
  24. Ping SY
  25. Interstage Transformer Loading
  26. Tube Amplifier Kit?
  27. Easy inexpensive tube buffer ideas?
  28. Running tubes at their maximum dissipation.
  29. 6BM8/ Heathkkit S.88 Has only 3 and 15 ohm O/P..?
  30. DHT drivers - shootout
  31. Dynaco MK IV
  32. Fender Bassman- AB165 capacitor toss up
  33. KT88 , Genalex or Chinese ? Help !!!
  34. output tubes for stereo 70
  35. 6H6P for Sonic Frontiers Line 2?
  36. Too much distortion
  37. Servo assisted CF LCR-filter
  38. 6v 5AR4?
  39. 845 Grid stopper value
  40. Chokes, sizing and ringing?
  41. Long tail 6sl7 for Dynaco stereo 70?
  42. Triode Fabrication Video
  43. Funny Hi-Fi quote
  44. 300B PP ph.split
  45. extend tube sockets, or tube "plugs"?
  46. Klipsch Promedia GMX A-2.1 + Decware Taboo
  47. So any ideas for a car type amp?
  48. Cathode Biasing a 6L6 quartet power stage
  49. Calling All Mullard 5-20 Aficionados
  50. Modelling a DC filament supply in PSU Designer II
  51. Guitar Preamp Tube combination
  52. 12AX7 Preamp NOOB Question
  53. Adding aux input on a tube console
  54. one safety question
  55. E1148,CV6-How do you distinguish the anode/grid caps?
  56. dual value motor run caps
  57. Strange DC choke behavior
  58. Subwoofer out question.
  59. Tube 6N3 use pre for ChipAmp
  60. Hammond 1650W
  61. separating PSU for preamp
  62. sca-35
  63. A 6.3V regulator delivering 2.8A...?
  64. 6K:8 25W SE OPT, now what tube should I use?
  65. EL84 fixed bias PP Triode
  66. Tube Amp Kit Suggestions
  67. TT21 Vs KT88
  68. One-Electron PRC chokes as PS input choke?
  69. Magnavox 135BB
  70. Is there much point in tube preamps? (This isn't a troll)
  71. How does one determine saturation point of triode or pentode
  72. Help - 807 Technical problem
  73. woooohooo!!! 3 working el84 SEs
  74. westinghouse model 80 radio - eval for parts?
  75. Bogen J130 PA schematic
  76. Marshall JMP-1 high voltage value ??
  77. Better Cap = Better Sound?
  78. Pilot SA 260 bias
  79. 12AX7 gain stage output impedance
  80. Small 1W hifi amp
  81. Tube Radio - What are G & F Terminals?
  82. Has anyone seen this?
  83. how would you Parallel a 12ua7 tube
  84. Tube mod a HT rcvr?
  85. how would i series a 12au7a
  86. does some have distortion schematics for 12au7a
  87. triode strapped tetrode
  88. 6F6G UL Amplifier
  89. Build a VT100?
  90. turrets for tube PC driver board needed
  91. Mikael Abdellah's kt88, (LOADLINES)
  92. piezo amp discussion on loudspeaker forum
  93. Balanced interconnect to differential amp - how would you do it?
  94. Ebay Tube Preamp Kit
  95. Kiwame resistors
  96. Mains isolation - would this work?
  97. 6CA7 Mikael Abdellah's KT88 SE amp?
  98. Tube heaters AC or DC?
  99. Question about system design with the K-12
  100. CCS on SE 2A3 cathode
  101. Saucepan Amplifier
  102. Rectifier query
  103. Fisher 400c
  104. Hum Problem
  105. Shanghai: please recommend some audio shops
  106. Calculating max Anode Voltage
  107. One thought about improved Single Ended amplifier
  108. low distortion sweep generator - not a PC
  109. Any articles on how to bias correctly
  110. Max dissp of EH 6sn7
  111. Switched Capacitor Impedance Converter
  112. Chinese Output transformer for 300B SET
  113. Is a VTVM useful?
  114. Permanent thread name proposal
  115. Loctal Rectifiers
  116. Silk Transformers
  117. Noob Power transformer for Tubelab SimpleSE
  118. Gain Q
  119. What cable between PSU and Amp?
  120. luxman mq 36 schematics
  121. Nonstandard tubes for audio? Quadrature grid chorus effect?
  122. Parts assortments sold with organizer
  123. Re-Gapping OPT
  124. I want to begin but I don't know how!!!
  125. Ultralinear with zener on the screen
  126. ReSEPP Design: 5 Tubes 4 Natural Sound
  127. Chinese Tube Amp?
  128. Ampex 351 - Mic pre
  129. Another ground question
  130. for the life of me
  131. Front Panel Express finishes
  132. transformer spec
  133. diode bridge - 10000uF cap - diode tube - small cap - HV+
  134. passive components affected by magnetic fields?
  135. Help on Pentode Octal Phono Stage (POPS)
  136. Cascode gain. Did I do something wrong?
  137. Bad Tube in my "new" Hammond C2 Organ preamp? HELP w/ diagnosis!!
  138. Need tube data for 10Y
  139. Bending aluminum?
  140. Does anyone recognise this 12AU7?
  141. Phase splitting--how does it work?
  142. Construction technique?
  143. function generator
  144. Ceramic or Magnetic with new preamp?
  145. Melos Triode 200 fuses
  146. Fantasia Disney amp
  147. Ella amplifier problems
  148. SE design questions before I start my project
  149. Single stage preamp
  150. Help me to identify unknown tube
  151. PSU Question...Full Wave Bridge
  152. 6as7g Se
  153. Music Angel Modification
  154. 6SL7 Phono Preamp
  155. Grounded Grid Preamp
  156. Formula question
  157. 6N9S different versions
  158. Stoetkit Amps
  159. PSUD question
  160. 6922 -- curing the ultrasonic RIAA blues
  161. Need Help Setting Heater Voltage
  162. Sub-Miniature Tube Amplifier
  163. Burned out power tube
  164. www.agora.lesina.org
  165. suggestions for a rectifier
  166. scott 222 recap issues
  167. Adcom integrated/tube amp project
  168. Auricaps - 400V vs 450V (SimpleSE)
  169. ratings of output transformer???
  170. Reverb insertion losses
  171. Class-g / class-h
  172. Cascading gain stages in a tube preamp
  173. OT impedances calculations: where's my mistake??
  174. phase splitting transformers
  175. Tubelab some simpleSE related Qs
  176. 6L6 PPP UL amp
  177. g2 driven tubes
  178. Selecting an IT impedance
  179. preamp get a hum when volume is at full or 80% is thier away to stop it??
  180. What can you replace the 12AU7A with???
  181. My 12AX7 zero negative feedback preamp, with measurement
  182. improving the Transcendentsound GGP preamp
  183. Check out my new Phono stage
  184. load line UL v.s. triode
  185. Line-Stage w/ balanced output
  186. Dropped a SIF Ba
  187. RCA logos and boxes
  188. Type 24 or 24a for linestage..?
  189. Line output as line input transformer?
  190. Siemens codes
  191. Moskidos on the way.
  192. Another transformer question
  193. KT88 Push-Pull
  194. 45 -> 813 Interstage
  195. Ulyanov currently manufacturing the 6c33C?
  196. Is PSU Designer II correct?
  197. 50c5 push-pull for guitar?
  198. How much weight can the Hammond chassis hold?
  199. Inner detail, as opposed to?
  200. Power Transformer for 6V6 SE Amp Question
  201. Can this schematic work? 6N6P driver with 6C33C-B OTL
  202. Tube rating
  203. Best driver for KT88 Triode SE.
  204. Unusual tubes to drive a JAN 829B
  205. LTP w/CCS tail and plate loads
  206. EL86 OTL
  207. Russian PIO caps. Should I use them?
  208. Fender Twin Reverb VIBRATO PROBLEM - weak vibrato
  209. 300B shootout
  210. Stay tuned for the Pass F4 tube preamp
  211. 6j4 oscillating?
  212. My 6N23P tubes
  213. Dumb question about Twin Reverb speaker load
  214. Tone linestage idea
  215. SimpleSE amp: multiple taps with cathode feedback
  216. 7W enough for 90dB speakers?
  217. Meaning of "hard to drive"
  218. Plate load resistor question
  219. BWD 216a power supply circuit needed, please help
  220. 1st DIY project in a loooooong time
  221. Another AG9016 "addict"
  222. angela EL34 improvement and mods
  223. $120 battery powered tube amp on eBay??
  224. Help with 6AQ5 schematics
  225. 5691 black base?
  226. DIY vacuum tubes!
  227. Replacing 5-pin DIN inputs on a Telefunken Radio? +weird speaker output?
  228. working out Z out for tube with IXYS IXP10M45S plate load
  229. Review of New S-5 K-16LS Kit
  230. Dumb question.
  231. Suggest KT88 Push-Pull schematics, please.
  232. AIKIDO: Main Thread???
  233. 10Y/45 schematic wanted
  234. Dynaco ST-70 Kits Compaired FYI
  235. Mini amp using 12AU7's as power tubes?
  236. Quick question about star grounding
  237. 3K or 5K OPT in EL35 SimpleSE?
  238. Bogen L60 schematic
  239. k-12
  240. Suggestion on tube for CCS
  241. Whats the model for this?
  242. ECL 82 schematic to suggest
  243. Andrea Ciuffoli's KT88 PP
  244. Looking for comments on Welborne Labs PS10 reg. HT supply
  245. Thoughts and suggestions needed.
  246. PSU shunt capacitor selection
  247. Looking for comments in my first 300B project
  248. Transformer Coupling Questions
  249. ECL82 power supply question
  250. CGV-300B Amp Results...Fun.

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