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  1. A VCCS tube amp, how?
  2. How to add a subwoofer out?
  3. Kind of cool check it out
  4. new opt for s5 k16ls?
  5. Wanted Arkay SP6, Knight 83YX768 schematics
  6. toggle switch for input selector
  7. Tube Rectifier protection
  8. Quick Q on Max G2/Screen Volts..
  9. Cathodyne follower? :)
  10. Real music power
  11. Tube info needed
  12. Petrol Head Amp
  13. Help Needed- Replacement Volume Pot For a Fisher KX100
  14. What are these caps good for?
  15. 300B Set amp some variations
  16. my second design circuit(hifhgain guitar amp)
  17. why p-p amp RL for class B is 1/2 the class A load?
  18. Is this circuit ok?
  19. JTM60 capacitor question
  20. Attenuators ------ Please Help
  21. Transformer Coupled Pentode Question
  22. no response needed 903@klipschorns
  23. KT88: EH vs. Winged C
  24. Voltage swing on a guitar pick-up?
  25. Anyone have experience with the China made tube amps
  26. tubelab SE 300b power transformer
  27. Toroidal transformer potting can
  28. 300B - Push Pull or PSE to drive a commercial speaker
  29. Consonance Ella Diy hifi supply, el34, 6550 or KT88?
  30. Choke Input Filter.
  31. Preamp comparisons
  32. Amperite delay relays
  33. Help with making a tube amp?
  34. Linestage suggestion for Kuei Yang Wang's phonostage
  35. Altec Lansing 440B preamplifier
  36. Modding a Bogen CHB100...
  37. Report: One-Electron PRC as input choke
  38. Phase Splitter Name
  39. 6ck4 sweetspot
  40. Mystery Ebay amp purchase
  41. Triode versus Pentode
  42. Supply, Full wave, choke on center tap?
  43. Ping SY
  44. Interstage Transformer Loading
  45. Tube Amplifier Kit?
  46. Easy inexpensive tube buffer ideas?
  47. Running tubes at their maximum dissipation.
  48. 6BM8/ Heathkkit S.88 Has only 3 and 15 ohm O/P..?
  49. DHT drivers - shootout
  50. Dynaco MK IV
  51. Fender Bassman- AB165 capacitor toss up
  52. KT88 , Genalex or Chinese ? Help !!!
  53. output tubes for stereo 70
  54. 6H6P for Sonic Frontiers Line 2?
  55. Too much distortion
  56. Servo assisted CF LCR-filter
  57. 6v 5AR4?
  58. 845 Grid stopper value
  59. Chokes, sizing and ringing?
  60. Long tail 6sl7 for Dynaco stereo 70?
  61. Triode Fabrication Video
  62. Funny Hi-Fi quote
  63. 300B PP ph.split
  64. extend tube sockets, or tube "plugs"?
  65. Klipsch Promedia GMX A-2.1 + Decware Taboo
  66. So any ideas for a car type amp?
  67. Cathode Biasing a 6L6 quartet power stage
  68. Calling All Mullard 5-20 Aficionados
  69. Modelling a DC filament supply in PSU Designer II
  70. Guitar Preamp Tube combination
  71. 12AX7 Preamp NOOB Question
  72. Adding aux input on a tube console
  73. one safety question
  74. E1148,CV6-How do you distinguish the anode/grid caps?
  75. dual value motor run caps
  76. Strange DC choke behavior
  77. Subwoofer out question.
  78. Tube 6N3 use pre for ChipAmp
  79. Hammond 1650W
  80. separating PSU for preamp
  81. sca-35
  82. A 6.3V regulator delivering 2.8A...?
  83. 6K:8 25W SE OPT, now what tube should I use?
  84. EL84 fixed bias PP Triode
  85. Tube Amp Kit Suggestions
  86. TT21 Vs KT88
  87. One-Electron PRC chokes as PS input choke?
  88. Magnavox 135BB
  89. Is there much point in tube preamps? (This isn't a troll)
  90. How does one determine saturation point of triode or pentode
  91. Help - 807 Technical problem
  92. woooohooo!!! 3 working el84 SEs
  93. westinghouse model 80 radio - eval for parts?
  94. Bogen J130 PA schematic
  95. Marshall JMP-1 high voltage value ??
  96. Better Cap = Better Sound?
  97. Pilot SA 260 bias
  98. 12AX7 gain stage output impedance
  99. Small 1W hifi amp
  100. Tube Radio - What are G & F Terminals?
  101. Has anyone seen this?
  102. how would you Parallel a 12ua7 tube
  103. Tube mod a HT rcvr?
  104. how would i series a 12au7a
  105. does some have distortion schematics for 12au7a
  106. triode strapped tetrode
  107. 6F6G UL Amplifier
  108. Build a VT100?
  109. turrets for tube PC driver board needed
  110. Mikael Abdellah's kt88, (LOADLINES)
  111. piezo amp discussion on loudspeaker forum
  112. Balanced interconnect to differential amp - how would you do it?
  113. Ebay Tube Preamp Kit
  114. Kiwame resistors
  115. Mains isolation - would this work?
  116. 6CA7 Mikael Abdellah's KT88 SE amp?
  117. Tube heaters AC or DC?
  118. Question about system design with the K-12
  119. CCS on SE 2A3 cathode
  120. Saucepan Amplifier
  121. Rectifier query
  122. Fisher 400c
  123. Hum Problem
  124. Shanghai: please recommend some audio shops
  125. Calculating max Anode Voltage
  126. One thought about improved Single Ended amplifier
  127. low distortion sweep generator - not a PC
  128. Any articles on how to bias correctly
  129. Max dissp of EH 6sn7
  130. Switched Capacitor Impedance Converter
  131. Chinese Output transformer for 300B SET
  132. Is a VTVM useful?
  133. Permanent thread name proposal
  134. Loctal Rectifiers
  135. Silk Transformers
  136. Noob Power transformer for Tubelab SimpleSE
  137. Gain Q
  138. What cable between PSU and Amp?
  139. luxman mq 36 schematics
  140. Nonstandard tubes for audio? Quadrature grid chorus effect?
  141. Parts assortments sold with organizer
  142. Re-Gapping OPT
  143. I want to begin but I don't know how!!!
  144. Ultralinear with zener on the screen
  145. ReSEPP Design: 5 Tubes 4 Natural Sound
  146. Chinese Tube Amp?
  147. Ampex 351 - Mic pre
  148. Another ground question
  149. for the life of me
  150. Front Panel Express finishes
  151. transformer spec
  152. diode bridge - 10000uF cap - diode tube - small cap - HV+
  153. passive components affected by magnetic fields?
  154. Help on Pentode Octal Phono Stage (POPS)
  155. Cascode gain. Did I do something wrong?
  156. Bad Tube in my "new" Hammond C2 Organ preamp? HELP w/ diagnosis!!
  157. Need tube data for 10Y
  158. Bending aluminum?
  159. Does anyone recognise this 12AU7?
  160. Phase splitting--how does it work?
  161. Construction technique?
  162. function generator
  163. Ceramic or Magnetic with new preamp?
  164. Melos Triode 200 fuses
  165. Fantasia Disney amp
  166. Ella amplifier problems
  167. SE design questions before I start my project
  168. Single stage preamp
  169. Help me to identify unknown tube
  170. PSU Question...Full Wave Bridge
  171. 6as7g Se
  172. Music Angel Modification
  173. 6SL7 Phono Preamp
  174. Grounded Grid Preamp
  175. Formula question
  176. 6N9S different versions
  177. Stoetkit Amps
  178. PSUD question
  179. 6922 -- curing the ultrasonic RIAA blues
  180. Need Help Setting Heater Voltage
  181. Sub-Miniature Tube Amplifier
  182. Burned out power tube
  183. www.agora.lesina.org
  184. suggestions for a rectifier
  185. scott 222 recap issues
  186. Adcom integrated/tube amp project
  187. Auricaps - 400V vs 450V (SimpleSE)
  188. ratings of output transformer???
  189. Reverb insertion losses
  190. Class-g / class-h
  191. Cascading gain stages in a tube preamp
  192. OT impedances calculations: where's my mistake??
  193. phase splitting transformers
  194. Tubelab some simpleSE related Qs
  195. 6L6 PPP UL amp
  196. g2 driven tubes
  197. Selecting an IT impedance
  198. preamp get a hum when volume is at full or 80% is thier away to stop it??
  199. What can you replace the 12AU7A with???
  200. My 12AX7 zero negative feedback preamp, with measurement
  201. improving the Transcendentsound GGP preamp
  202. Check out my new Phono stage
  203. load line UL v.s. triode
  204. Line-Stage w/ balanced output
  205. Dropped a SIF Ba
  206. RCA logos and boxes
  207. Type 24 or 24a for linestage..?
  208. Line output as line input transformer?
  209. Siemens codes
  210. Moskidos on the way.
  211. Another transformer question
  212. KT88 Push-Pull
  213. 45 -> 813 Interstage
  214. Ulyanov currently manufacturing the 6c33C?
  215. Is PSU Designer II correct?
  216. 50c5 push-pull for guitar?
  217. How much weight can the Hammond chassis hold?
  218. Inner detail, as opposed to?
  219. Power Transformer for 6V6 SE Amp Question
  220. Can this schematic work? 6N6P driver with 6C33C-B OTL
  221. Tube rating
  222. Best driver for KT88 Triode SE.
  223. Unusual tubes to drive a JAN 829B
  224. LTP w/CCS tail and plate loads
  225. EL86 OTL
  226. Russian PIO caps. Should I use them?
  227. Fender Twin Reverb VIBRATO PROBLEM - weak vibrato
  228. 300B shootout
  229. Stay tuned for the Pass F4 tube preamp
  230. 6j4 oscillating?
  231. My 6N23P tubes
  232. Dumb question about Twin Reverb speaker load
  233. Tone linestage idea
  234. SimpleSE amp: multiple taps with cathode feedback
  235. 7W enough for 90dB speakers?
  236. Meaning of "hard to drive"
  237. Plate load resistor question
  238. BWD 216a power supply circuit needed, please help
  239. 1st DIY project in a loooooong time
  240. Another AG9016 "addict"
  241. angela EL34 improvement and mods
  242. $120 battery powered tube amp on eBay??
  243. Help with 6AQ5 schematics
  244. 5691 black base?
  245. DIY vacuum tubes!
  246. Replacing 5-pin DIN inputs on a Telefunken Radio? +weird speaker output?
  247. working out Z out for tube with IXYS IXP10M45S plate load
  248. Review of New S-5 K-16LS Kit
  249. Dumb question.
  250. Suggest KT88 Push-Pull schematics, please.

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