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  1. bridge mono tube amp
  2. next project
  3. A wiring question.
  4. Several reports of Black Gates failing
  5. How to get good Fuzz from a Guitar-amp project.
  6. Is PSE is a poor relation?
  7. Current requirements of 6SN7 and 5692 tubes
  8. S5 Amp kit Power supply for UK
  9. Diy Ankoru Help
  10. My 300b SE amp
  11. ecl86&ecc85 scheme
  12. 5687 filament question
  13. EL34 Blue GLow
  14. 811a Class A2
  15. 6SN7 - SuperPreamp AE-3 - what is
  16. Building 8x2 tube line mixer
  17. Building 8x2 tube line mixer
  18. tube amp
  19. The sound of chassis?
  20. tube x-over noise redux
  21. JE Labs 300b round 4. Wiring, HELP!!!
  22. simple, cheap, great sounding tube amp?
  23. dist on clean tone
  24. mic preamp DIY online
  25. JE Labs 300b round 3. Chassis are Done
  26. Question about using RCA jacks.
  27. Tube Test Power Supply
  28. #19 biased class A
  29. Damping factor? High or low?
  30. This is incredible!--An audio epiphany!!
  31. Triode sound in my car :-) -> How to?
  32. Adding Treb and Bass adjustment?!
  33. Steve Bench cap "tests"
  34. Time Delay Relay Tubes
  35. My Setup and skillset
  36. High dollar power cords ...Myth or magic
  37. Completely new to building amplifiers
  38. Solid or stranded wire for hookup?
  39. The sound of parts
  40. Anyone play with Glow Tubes?
  41. basic e88cc line stage ?
  42. DIY Preamp for Transcendent 150w
  43. Need help with circuit operation. Please.
  44. Which amp for Jordan JX92S Tline ?
  45. Toroid OPTs
  46. Choke Snubber
  47. I met unreasonable unbalanced status!!
  48. schematics for a EL509/ EL519 PP amp needed
  49. Want Tubes - Check this out!!!!
  50. NFB volume control
  51. Tube amp for my Speakers
  52. Quicksilver KT88 mono 60watt amp schematic
  53. Help needed for Marantz 7 clone
  54. SE amp with EL509/6KG6A (help)
  55. a 71A monoblock
  56. DIY and SONY SUPER GRAPHICS
  57. Tube preamp similar to Foreplay
  58. Bass Guitar Tube Amp
  59. Using common mode chokes in filament supply.
  60. Very early tube opamp - Philbrick
  61. JE Labs 300b round 2 1/2 Copper Plates
  62. AC filament supply tweaks?
  63. LL1663 -> 4,6K instead of 5K?
  64. tantalum
  65. SE Tube Preamp circuit using 6922/6dj8 at low voltage(24volt) needed! anyone?
  66. Using a Preamp and no central amp.
  67. Metal film resistors or carbon film in a tube amp?
  68. Audion Sliver Knight Circuit Diagram
  69. WE91 ps caps
  70. Schematic help
  71. TUBE AMP Kenwood KW-40??
  72. screened cable and shielded E88CC
  73. JCM800 as a poweramp, the signal level
  74. Time for low Zout preamp
  75. Ppp 6cg7/6sn7
  76. My first tube preamp
  77. 64 bits and 3 valves
  78. First time Tube Amp
  79. DHT triode push pull amplifier design
  80. russian 6d22c tube
  81. Convergent Audio Technology SL-1 MK3 SCH
  82. Tubecad is back up and running
  83. change to grid choke?
  84. The tube x-over DOES work, but....
  85. Biasing heater supply above ground.
  86. More situation description
  87. 6c9 ??
  88. help! power supply voltage issue
  89. regulated 5V DC supply
  90. Any suggestions to 6aw8a (GE) application?
  91. EL84 BIAS problem - again....
  92. Any other sub for KT 88 output tubes?
  93. Philips HF10 amp not working
  94. Model 91 schematic?
  95. Ability of a PP 2A3 amp to drive 90db speakers?
  96. Potting transformers
  97. ECL 82 low power end tube
  98. Can you adapt a computer power supply for the 5v and 6.3 volt needs?
  99. Single-ended: Triodes or pentodes?
  100. A preamp using a number 26 tube?
  101. PSRR For 6SN7 Buffer?
  102. comment on this design, please.
  103. why not E88C
  104. Another Aopen mother board with tubes
  105. 5894 United Electron 1973
  106. Original Lectron EL34 tubes?
  107. Interstage - is it pointless?
  108. Good tube DIY for EL34's?
  109. 8068
  110. CAT SL-1 Sig MkII
  111. Altec 1570B amps
  112. old power supply tip
  113. The complete 6SN7 preamp
  114. Bottlehead Paramour vs Decware Zen Triode?
  115. 6080/6AS7/6H13C/6H5C in SE?
  116. Emperors new clothes and the sound of tubes
  117. Advantage of Tube Output stage on Preamp?
  118. i want to replace my wima caps in my valve amp is there better out there
  119. power supply for tube preamp
  120. Newbie's 1st Amp, comments please.
  121. 6C33C and GM-70
  122. Totally baffled
  123. Cathode follower driver stage
  124. ASL Wave amp on the Fritz
  125. Tube Question, what the....?
  126. DIY Tube Preamp
  127. EL509/519 -> 6LF6 Adapter
  128. What is this?
  129. Tube rectifiers
  130. Jolida tube amp grounding???
  131. Biasing Push Pull Triode amp into Class A
  132. Tube compressors/limiters
  133. 7 ch Amp kits?
  134. Can I use 4 pr 65 a for audio amp?
  135. Picture of my first project 300B
  136. Hammond 850Q Interstage?
  137. Need help finding simple part for project
  138. 6SN7 troubles!! Help.
  139. Scott LK-72 kit tube amp
  140. Converting AMPEX PR-10
  141. Do I have this CCS configured correctly? Tube preamp..
  142. My current 71a amp
  143. Where to by a tube amp chasis?
  144. JE Labs 300b round 2! layout
  145. OTL Help
  146. Picture of my first tube amp
  147. Your thoughts please
  148. Mcintosh Output Transformers
  149. signal wire
  150. Using 866A Mercury Vapour Rectifiers?
  151. Progress on my JE Labs 300B
  152. Marantz T-1
  153. SE 6c41c/6s41s amp
  154. the unstable sound from tube pre-amp !
  155. Info on Croft Integrated Amp
  156. My first amp: Grounding
  157. how do I increase the bass in 12B4 pre-amp?
  158. DIY curve tester
  159. Anyone has a copy of the superreg of Allan Wright's design
  160. Is this a C core OPT?
  161. Tube Makers
  162. Je labs 300b round 1 : Ding! Ding!
  163. Can someone help me with DIY hybrid preamp? 2sk170 - 6dj8 - cascode
  164. neophyte - transformer potting
  165. Tube CAD Question
  166. Pioneer TX-5A Tuner
  167. Testing Tubes
  168. my first amp: the PSU
  169. Tube Amp Questions
  170. Check my first design, 6900/2A3 IT
  171. EL84 BIAS - how much ??
  172. Best 300B SE OPT?
  173. About tube tape recorder heads
  174. KronZilla
  175. hows this for linear?
  176. What do you think of this circuit?
  177. What are the Most helpful tube websites
  178. Je labs 300b DIY project for NG?
  179. Foreplay pre with Solid State amp? Really?!
  180. Feedback wanted on PSU design
  181. Blue glowing tube
  182. I need a schematic.
  183. vt-25 single-ended
  184. Caps...what the...
  185. Is the KEL-84 a good Starting Point?
  186. Modifications for HK Citation II Power Amplifier
  187. What tube to use?
  188. DC Filament power supply
  189. el34 electroharmonix fat bulb break-in?
  190. MQ-100 Project close to completion!
  191. 6N30P for high voltage
  192. Sweet! Just bought two 1950s PA amps, 300B questions
  193. Comments on a preamp design
  194. Phillps Tube Data
  195. my first valve amp
  196. schematic telequipment D 52
  197. sowter 9050 or Lundahl LL1660 line out transformer?
  198. Can someone explain parafeed & direct coupled & a.c. coupled?
  199. Tube Bias question
  200. Learning PSpice
  201. manley mic pre
  202. GK1 Images
  203. Is this top of bottom view of 12AX7 / 6N30P?
  204. Whatever happend to Svetlana?
  205. R-Core Output Trans from ICL
  206. 26/45 Choice help needed
  207. learning, building and testing tube amp
  208. Where is John Broskie ?
  209. Double push-pull versus single push-pull
  210. Differential SE Amp
  211. Help with homebrew mic preamp please!!!
  212. Chokes.. Importance of and function?
  213. The best of both worlds?
  214. Tango XE Output Iron (merged)
  215. Triode Festival 2002 pictures
  216. Starwars Tubes?
  217. 300B mesh plate, 2,5 Volt Heater
  218. EL84 and EL34 sound
  219. Pcb software for tube designs
  220. Heathkit AA-151 for starting my first DIY build???
  221. Necessary equipment/tools for building
  222. Transcendent T16otl
  223. Gabe's PP EL84 amp kit, anyone?
  224. Russian tubes.
  225. Power Transformers
  226. Using PP output transformers for single ended amp
  227. 6bq5/el84
  228. distortion in one channel of tube amp
  229. Otl
  230. Discoloration inside a tube?
  231. PEARL audio archives
  232. Vademecum nomenclature
  233. 2A3 amp part 1,2,3 (merged)
  234. Luxman MQ360
  235. Paralleling Tubes and SRPP
  236. need amp fast-- found this one, but need schematics
  237. 6922
  238. Thought I better say hello,
  239. 8 watt, 11MSB8 tube amp
  240. Tube amp design parameters (distortion)
  241. help on power supply issues and more!
  242. EL-84 substitute for 7189A
  243. SE OTL amp - What do you think?
  244. Help with tube preamp for solid-state setup
  245. need help/schematics for a tube amp project
  246. SE with the KR300BXL from KR Enterprice
  247. 60Hz/220V??
  248. Regulator for Tube Power Amp
  249. Loose glass envelope
  250. Speaker impedances and output transformers

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