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  1. crystal palace driver stage by morgan jones
  2. Why Are 12A*7 Tubes So Bad?
  3. Mikael's KT-88 question
  4. OPT for PSE 6c33c tubes
  5. 24v aikido distortion
  6. ED8000 SE or Parafeed?
  7. GZ33 Rectifier drop?
  8. counterpoint sa11
  9. High voltage problem
  10. Wire gauges
  11. Simple headphones out
  12. Mull(ard)ing over valve choice...
  13. Turning on B+ without heaters with aikido
  14. New Project - Plitron 4006
  15. Where in Brisbane can I get a transformer for my Chinese amp
  16. Etching or silkscreening chassis?
  17. can please someone explain this to me?
  18. A VCCS tube amp, how?
  19. How to add a subwoofer out?
  20. Kind of cool check it out
  21. new opt for s5 k16ls?
  22. Wanted Arkay SP6, Knight 83YX768 schematics
  23. toggle switch for input selector
  24. Tube Rectifier protection
  25. Quick Q on Max G2/Screen Volts..
  26. Cathodyne follower? :)
  27. Real music power
  28. Tube info needed
  29. Petrol Head Amp
  30. Help Needed- Replacement Volume Pot For a Fisher KX100
  31. What are these caps good for?
  32. 300B Set amp some variations
  33. my second design circuit(hifhgain guitar amp)
  34. why p-p amp RL for class B is 1/2 the class A load?
  35. Is this circuit ok?
  36. JTM60 capacitor question
  37. Attenuators ------ Please Help
  38. Transformer Coupled Pentode Question
  39. no response needed 903@klipschorns
  40. KT88: EH vs. Winged C
  41. Voltage swing on a guitar pick-up?
  42. Anyone have experience with the China made tube amps
  43. tubelab SE 300b power transformer
  44. Toroidal transformer potting can
  45. 300B - Push Pull or PSE to drive a commercial speaker
  46. Consonance Ella Diy hifi supply, el34, 6550 or KT88?
  47. Choke Input Filter.
  48. Preamp comparisons
  49. Amperite delay relays
  50. Help with making a tube amp?
  51. Linestage suggestion for Kuei Yang Wang's phonostage
  52. Altec Lansing 440B preamplifier
  53. Modding a Bogen CHB100...
  54. Report: One-Electron PRC as input choke
  55. Phase Splitter Name
  56. 6ck4 sweetspot
  57. Mystery Ebay amp purchase
  58. Triode versus Pentode
  59. Supply, Full wave, choke on center tap?
  60. Ping SY
  61. Interstage Transformer Loading
  62. Tube Amplifier Kit?
  63. Easy inexpensive tube buffer ideas?
  64. Running tubes at their maximum dissipation.
  65. 6BM8/ Heathkkit S.88 Has only 3 and 15 ohm O/P..?
  66. DHT drivers - shootout
  67. Dynaco MK IV
  68. Fender Bassman- AB165 capacitor toss up
  69. KT88 , Genalex or Chinese ? Help !!!
  70. output tubes for stereo 70
  71. 6H6P for Sonic Frontiers Line 2?
  72. Too much distortion
  73. Servo assisted CF LCR-filter
  74. 6v 5AR4?
  75. 845 Grid stopper value
  76. Chokes, sizing and ringing?
  77. Long tail 6sl7 for Dynaco stereo 70?
  78. Triode Fabrication Video
  79. Funny Hi-Fi quote
  80. 300B PP ph.split
  81. extend tube sockets, or tube "plugs"?
  82. Klipsch Promedia GMX A-2.1 + Decware Taboo
  83. So any ideas for a car type amp?
  84. Cathode Biasing a 6L6 quartet power stage
  85. Calling All Mullard 5-20 Aficionados
  86. Modelling a DC filament supply in PSU Designer II
  87. Guitar Preamp Tube combination
  88. 12AX7 Preamp NOOB Question
  89. Adding aux input on a tube console
  90. one safety question
  91. E1148,CV6-How do you distinguish the anode/grid caps?
  92. dual value motor run caps
  93. Strange DC choke behavior
  94. Subwoofer out question.
  95. Tube 6N3 use pre for ChipAmp
  96. Hammond 1650W
  97. separating PSU for preamp
  98. sca-35
  99. A 6.3V regulator delivering 2.8A...?
  100. 6K:8 25W SE OPT, now what tube should I use?
  101. EL84 fixed bias PP Triode
  102. Tube Amp Kit Suggestions
  103. TT21 Vs KT88
  104. One-Electron PRC chokes as PS input choke?
  105. Magnavox 135BB
  106. Is there much point in tube preamps? (This isn't a troll)
  107. How does one determine saturation point of triode or pentode
  108. Help - 807 Technical problem
  109. woooohooo!!! 3 working el84 SEs
  110. westinghouse model 80 radio - eval for parts?
  111. Bogen J130 PA schematic
  112. Marshall JMP-1 high voltage value ??
  113. Better Cap = Better Sound?
  114. Pilot SA 260 bias
  115. 12AX7 gain stage output impedance
  116. Small 1W hifi amp
  117. Tube Radio - What are G & F Terminals?
  118. Has anyone seen this?
  119. how would you Parallel a 12ua7 tube
  120. Tube mod a HT rcvr?
  121. how would i series a 12au7a
  122. does some have distortion schematics for 12au7a
  123. triode strapped tetrode
  124. 6F6G UL Amplifier
  125. Build a VT100?
  126. turrets for tube PC driver board needed
  127. Mikael Abdellah's kt88, (LOADLINES)
  128. piezo amp discussion on loudspeaker forum
  129. Balanced interconnect to differential amp - how would you do it?
  130. Ebay Tube Preamp Kit
  131. Kiwame resistors
  132. Mains isolation - would this work?
  133. 6CA7 Mikael Abdellah's KT88 SE amp?
  134. Tube heaters AC or DC?
  135. Question about system design with the K-12
  136. CCS on SE 2A3 cathode
  137. Saucepan Amplifier
  138. Rectifier query
  139. Fisher 400c
  140. Hum Problem
  141. Shanghai: please recommend some audio shops
  142. Calculating max Anode Voltage
  143. One thought about improved Single Ended amplifier
  144. low distortion sweep generator - not a PC
  145. Any articles on how to bias correctly
  146. Max dissp of EH 6sn7
  147. Switched Capacitor Impedance Converter
  148. Chinese Output transformer for 300B SET
  149. Is a VTVM useful?
  150. Permanent thread name proposal
  151. Loctal Rectifiers
  152. Silk Transformers
  153. Noob Power transformer for Tubelab SimpleSE
  154. Gain Q
  155. What cable between PSU and Amp?
  156. luxman mq 36 schematics
  157. Nonstandard tubes for audio? Quadrature grid chorus effect?
  158. Parts assortments sold with organizer
  159. Re-Gapping OPT
  160. I want to begin but I don't know how!!!
  161. Ultralinear with zener on the screen
  162. ReSEPP Design: 5 Tubes 4 Natural Sound
  163. Chinese Tube Amp?
  164. Ampex 351 - Mic pre
  165. Another ground question
  166. for the life of me
  167. Front Panel Express finishes
  168. transformer spec
  169. diode bridge - 10000uF cap - diode tube - small cap - HV+
  170. passive components affected by magnetic fields?
  171. Help on Pentode Octal Phono Stage (POPS)
  172. Cascode gain. Did I do something wrong?
  173. Bad Tube in my "new" Hammond C2 Organ preamp? HELP w/ diagnosis!!
  174. Need tube data for 10Y
  175. Bending aluminum?
  176. Does anyone recognise this 12AU7?
  177. Phase splitting--how does it work?
  178. Construction technique?
  179. function generator
  180. Ceramic or Magnetic with new preamp?
  181. Melos Triode 200 fuses
  182. Fantasia Disney amp
  183. Ella amplifier problems
  184. SE design questions before I start my project
  185. Single stage preamp
  186. Help me to identify unknown tube
  187. PSU Question...Full Wave Bridge
  188. 6as7g Se
  189. Music Angel Modification
  190. 6SL7 Phono Preamp
  191. Grounded Grid Preamp
  192. Formula question
  193. 6N9S different versions
  194. Stoetkit Amps
  195. PSUD question
  196. 6922 -- curing the ultrasonic RIAA blues
  197. Need Help Setting Heater Voltage
  198. Sub-Miniature Tube Amplifier
  199. Burned out power tube
  200. www.agora.lesina.org
  201. suggestions for a rectifier
  202. scott 222 recap issues
  203. Adcom integrated/tube amp project
  204. Auricaps - 400V vs 450V (SimpleSE)
  205. ratings of output transformer???
  206. Reverb insertion losses
  207. Class-g / class-h
  208. Cascading gain stages in a tube preamp
  209. OT impedances calculations: where's my mistake??
  210. phase splitting transformers
  211. Tubelab some simpleSE related Qs
  212. 6L6 PPP UL amp
  213. g2 driven tubes
  214. Selecting an IT impedance
  215. preamp get a hum when volume is at full or 80% is thier away to stop it??
  216. What can you replace the 12AU7A with???
  217. My 12AX7 zero negative feedback preamp, with measurement
  218. improving the Transcendentsound GGP preamp
  219. Check out my new Phono stage
  220. load line UL v.s. triode
  221. Line-Stage w/ balanced output
  222. Dropped a SIF Ba
  223. RCA logos and boxes
  224. Type 24 or 24a for linestage..?
  225. Line output as line input transformer?
  226. Siemens codes
  227. Moskidos on the way.
  228. Another transformer question
  229. KT88 Push-Pull
  230. 45 -> 813 Interstage
  231. Ulyanov currently manufacturing the 6c33C?
  232. Is PSU Designer II correct?
  233. 50c5 push-pull for guitar?
  234. How much weight can the Hammond chassis hold?
  235. Inner detail, as opposed to?
  236. Power Transformer for 6V6 SE Amp Question
  237. Can this schematic work? 6N6P driver with 6C33C-B OTL
  238. Tube rating
  239. Best driver for KT88 Triode SE.
  240. Unusual tubes to drive a JAN 829B
  241. LTP w/CCS tail and plate loads
  242. EL86 OTL
  243. Russian PIO caps. Should I use them?
  244. Fender Twin Reverb VIBRATO PROBLEM - weak vibrato
  245. 300B shootout
  246. Stay tuned for the Pass F4 tube preamp
  247. 6j4 oscillating?
  248. My 6N23P tubes
  249. Dumb question about Twin Reverb speaker load
  250. Tone linestage idea

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