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  1. stern's ecl86 amp
  2. Look for Western Electric KS-16547-L1 circuit diagram
  3. Help about grommes 500C
  4. Dynaco MK III with 6146A tubes.
  5. Volume pot for Musical Fidelity F22 pre amp.
  6. Don't you just hate it when
  7. Bogen 8417 tube conversion..?
  8. How to Build Unbilical from PS to Phono
  9. Class A SET preamp, help
  10. Grounding MFA Luminescence
  11. custom transformer manufacturers (potted if possible)
  12. To Recap - A Question
  13. KT 44 anyone tried these
  14. Volts AC rating in power supply caps
  15. unfamiliar tube brand
  16. power supply schematic with a 6080 used as a "pass tube"
  17. Electro-Vox LA-210 Preamp; tube
  18. why so CHEAP!?
  19. Antique Electronic Supply
  20. Best Use For My Sansui Iron?
  21. Help on AMC CVT 3030
  22. Heathkit W-5M Red Plate Issue
  23. 1st Post (here) : ) My first project: Boozhound Amp
  24. regulated DC heater supply
  25. Help me pick up some good tubes! Urgent!
  26. CLCRC power supply config
  27. Choke Replacement Question.
  28. What tube instead of 7189
  29. Help on PP EL 34 from Claus Byrith
  30. Datasheet of PTT4 tube?
  31. ready to give up
  32. O-Ring sizes for Tube Dampers
  33. preamp /amp combination question
  34. Strange Transformer Question.....
  35. Audio Note M3/4/5/6/8 schematics
  36. Lundahl LL1540 for SY's heretical?
  37. Henrys
  38. 955 Acorn tubes
  39. Do you know these Ampex mono Amps
  40. Audio Research Resistor Type
  41. What's the best low wattage guitar amp?
  42. volume issues
  43. Need advice for best CCS
  44. confusion in the resistor/capacitor values and B+ supply for the aikido
  45. What are the diferences between these ways of output?
  46. PS for tube preamp
  47. what resistors are in the aikido signal path
  48. clarification of aikido heater supply
  49. Audio Note schematics
  50. Data for PE08/40
  51. PA-060 use
  52. Anode loaded 6080 giving less than unity gain, Why??
  53. Frustration with hum and noise in guitar tube amp
  54. 3/8in thick acrylic - would this make a good chassis?
  55. 6c19p Se?
  56. CF and SRPP in one circuit . .
  57. WE417/437 with battery or RC on cathode
  58. Building a Preamp:Dual Outputs Question
  59. Audio Note Conquest?
  60. metallized caps instead of electrolytics in a tube rectifier power supply?
  61. Power transformer as Parafeed output?
  62. Bogen amp
  63. Noob question about plate load
  64. adjusting gain?
  65. Lowering HT
  66. Kaneda hybrid preamp error ?
  67. Match priorities to schematic & toobs
  68. what do you think of this integrated?
  69. Modified Audio Note M7 Tube Pre Amplifier PCB
  70. lundahl xformers - are they potted?
  71. Beginner's very simple line pre-amp
  72. UX-226 Preamp
  73. Difference between microphones
  74. sv572-30, where to find
  75. E182CC - how to connect heater supply?
  76. Aikido pre tube for Minimum Gain
  77. 14gt8...clipping diodes?
  78. HPHV regulator
  79. Grounded Grid
  80. NYAL Super-It - removing volume pots, what resistor value to replace them?
  81. Another Bogen Conversion
  82. Trouble with my "new" PAS-3 Preamp
  83. Tubalizer, Monica
  84. musical angel modified marantz 7 preamp schematics
  85. Can anyone suggest the "best" 300B SE sound quality schematic for a beginner like me?
  86. Solder directly on tube?
  87. article in NY Times on Russian tubes
  88. Sovtek's sad tale
  89. audio research LS25 preamp
  90. Schematic needed PL519 Push-Pull Ultra-Linear amp
  91. Use 6C19 in a phono amp?
  92. 6L6 Push pull -- Power tranny question
  93. INPOL technology. Duh.
  94. Transformer problem
  95. Anyone tried a hi-voltage project as their first?
  96. Schematic needed PL519 Class A SE
  97. Giaime's new toy - aka the UniOctal
  98. Critique my circuit?
  99. New EC8010-VT52 Amp
  100. EL84/6BQ5 triode pp with no cathode biasing
  101. EL34 Push Pull in Class A
  102. In search of tube audiophile in Dhaka, Bangladesh
  103. Passive preamp with utc transformers
  104. RGN rectifiers in PSUD2...
  105. Power amp harmonics ?
  106. bypass tone controls on heathkit sp-2
  107. PS Caps
  108. Doubts on cathode stripping in tubes
  109. Edcor amplifier --> 6l6 PP
  110. Welborne labs phono stage needs help, got killed in power surge last night
  111. Huge OPT and small tubes
  112. UTC technology
  113. Luxman 38FD schematic
  114. EL84 PP Diy. Pls help me!!!
  115. Wurlitzer amplifier needs help
  116. Grounding case of 6J5
  117. Tube HW question from a software guy
  118. 12AU7 tube preamplifier schema
  119. "Improved RIAA by Jax"-Power supply help needed!!!
  120. OT Overload question
  121. V76
  122. Application of 6877 ?
  123. First nos tubes
  124. Looking for tube sockets
  125. Input transformers impedance questions
  126. Hybrid amp schema?
  127. Hybrid Cascode ?
  128. Interstage topology question
  129. raccomandation with valve amps
  130. Power Transformers in Output!
  131. How do I design "SCREEN GRID DRIVE"
  132. My El34 SET
  133. Ancient Bogen 807PP Amp-Guitar
  134. Schematic needed 811a Class A2
  135. Power transformer from Tek545 'oscope
  136. Agape Audio Labs
  137. ETF06 - A century of good sound
  138. I completed my amp!
  139. Overload recovery
  140. Converting SS eq. to Tube
  141. oscillation
  142. Tube preamp with: 1V in and 15Vout???
  143. Electrolytic Cap Search
  144. Bibster's 5687 Linestage, the return
  145. Anyone know anything about Morreto amps?
  146. Determining Output Power
  147. Turn on static?
  148. Estimate power transformer current rate?
  149. Control grid Voltage / grid stoppers...
  150. Horizontal TV tubes used in amplifier?
  151. tube sterio preamp complete
  152. Cons for using instrumentation tube PS for project amp...
  153. Svetlanas site down?
  154. Calculations for new Power transformer
  155. Mullard CV4015 info?
  156. SMPS for tube amp?
  157. Pentode Push-Pull
  158. LL1660S Anomaly
  159. DIY Hybrid poweramp noise and hum problem
  160. tube questions
  161. Problems w/biasing a lC50
  162. Big Honkin Tele
  163. Tube DIY store
  164. Pronouced 300B amp Midrange
  165. Tube preamp with current mirror
  166. Transformer Coupling and Headphones? (Toob Noob)
  167. Who can explain the source of this Siemens 12AU7
  168. how does one tell when a tube is truely dead?
  169. A curious observation
  170. Help choosing capacitor value?
  171. Neon Power?
  172. The rectifier from hell, a little story.
  173. a directly heated monkey?
  174. 6l6gc SET, my first DIY
  175. SE Output Transformer Matching
  176. power tube biasing
  177. Jupiters: Tolerance: 26% over spec: o.k.?
  178. Help! 6DJ8 Tube Buffer Schematics
  179. Output Transformers for an EL84 Push-Pull Amp
  180. Advice regarding philips/mullard EL34
  181. 300b based monoblock plans
  182. need help for Marshall PCB
  183. Marshall schematic ?
  184. counterpoint Sa 5.1
  185. Help with bogen CH8
  186. where do you get those schematics / layouts?
  187. Spice 3f4 model of a low voltage direct heated signal level pentode
  188. ECC82
  189. Major diff between 12AX7 and 12AU7
  190. Voltage doubler question
  191. el34 instead of 6550
  192. Bogen CH8
  193. Ah Njoe Tjoeb 4000 problem
  194. my last project
  195. TIP50 voltage regulator
  196. Collets for 212 pins
  197. K-12M Enclosure + Upgrades. Finished!
  198. Will this work?
  199. Big tube - what is it?
  200. Help! no signal! Marshall JTM60
  201. PSU topology & regulator
  202. Dynaco from scratch
  203. 6HV5A Single Ended Amp
  204. Cheap but not too much !
  205. Quick Output Transformer Question
  206. Help with guitar tube amp mods
  207. strange thing with AMC 2030
  208. GE6072 replacement tube
  209. Counterpoint 5.1 preamp
  210. Tube library
  211. RIAA recording on CD
  212. Old SE transformer measuring?
  213. Speakers for tube amps...
  214. MF x10v3
  215. Free Tube Books.....
  216. A Transformer question
  217. 6v6 PP - No sound
  218. help with interstage needed
  219. Hum in Speakers
  220. Just another PP...
  221. Leak Stereo 20 questions
  222. 10M45 CCS, what am I doing wrong ?
  223. Various transformers
  224. tubes sound
  225. Power supply help!
  226. KR Tubes
  227. Bi-amp Between Tube, and SS
  228. 2 Tube questions,
  229. my biggest project ever , need lotsa help plz
  230. tube temperatures
  231. hh scott bias issues
  232. B+ required w/ ccs load
  233. Info re Soundtech powerone tube amp
  234. Verdier Regulated Power Supply
  235. 6DJ8/ECC88 mu-follower
  236. Tube Compressor
  237. Newbie PSU question
  238. Hickok Cardmatic tube tester cards
  239. Hashimoto SE Output Transformer
  240. Ripple and chokes
  241. Tubes driven by BJT's
  242. Red LED substitution questions
  243. Hytron big 71A
  244. Need some help for 6L6 amp
  245. 802 as an audio output tube
  246. Changing 6DJ8 SRPP stage gain
  247. Cooling In Cab / Minimum Vent Area?
  248. Tube voltage help
  249. MF XPre troubleshooting
  250. Giaime's Preamp Finished!!!

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