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  1. diode bridge - 10000uF cap - diode tube - small cap - HV+
  2. passive components affected by magnetic fields?
  3. Help on Pentode Octal Phono Stage (POPS)
  4. Cascode gain. Did I do something wrong?
  5. Bad Tube in my "new" Hammond C2 Organ preamp? HELP w/ diagnosis!!
  6. Need tube data for 10Y
  7. Bending aluminum?
  8. Does anyone recognise this 12AU7?
  9. Phase splitting--how does it work?
  10. Construction technique?
  11. function generator
  12. Ceramic or Magnetic with new preamp?
  13. Melos Triode 200 fuses
  14. Fantasia Disney amp
  15. Ella amplifier problems
  16. SE design questions before I start my project
  17. Single stage preamp
  18. Help me to identify unknown tube
  19. PSU Question...Full Wave Bridge
  20. 6as7g Se
  21. Music Angel Modification
  22. 6SL7 Phono Preamp
  23. Grounded Grid Preamp
  24. Formula question
  25. 6N9S different versions
  26. Stoetkit Amps
  27. PSUD question
  28. 6922 -- curing the ultrasonic RIAA blues
  29. Need Help Setting Heater Voltage
  30. Sub-Miniature Tube Amplifier
  31. Burned out power tube
  32. www.agora.lesina.org
  33. suggestions for a rectifier
  34. scott 222 recap issues
  35. Adcom integrated/tube amp project
  36. Auricaps - 400V vs 450V (SimpleSE)
  37. ratings of output transformer???
  38. Class-g / class-h
  39. Cascading gain stages in a tube preamp
  40. OT impedances calculations: where's my mistake??
  41. phase splitting transformers
  42. Tubelab some simpleSE related Qs
  43. 6L6 PPP UL amp
  44. g2 driven tubes
  45. Selecting an IT impedance
  46. preamp get a hum when volume is at full or 80% is thier away to stop it??
  47. What can you replace the 12AU7A with???
  48. My 12AX7 zero negative feedback preamp, with measurement
  49. improving the Transcendentsound GGP preamp
  50. Check out my new Phono stage
  51. load line UL v.s. triode
  52. Line-Stage w/ balanced output
  53. Dropped a SIF Ba
  54. RCA logos and boxes
  55. Type 24 or 24a for linestage..?
  56. Line output as line input transformer?
  57. Siemens codes
  58. Moskidos on the way.
  59. Another transformer question
  60. KT88 Push-Pull
  61. 45 -> 813 Interstage
  62. Ulyanov currently manufacturing the 6c33C?
  63. Is PSU Designer II correct?
  64. How much weight can the Hammond chassis hold?
  65. Inner detail, as opposed to?
  66. Power Transformer for 6V6 SE Amp Question
  67. Can this schematic work? 6N6P driver with 6C33C-B OTL
  68. Tube rating
  69. Best driver for KT88 Triode SE.
  70. Unusual tubes to drive a JAN 829B
  71. LTP w/CCS tail and plate loads
  72. EL86 OTL
  73. 300B shootout
  74. Stay tuned for the Pass F4 tube preamp
  75. 6j4 oscillating?
  76. My 6N23P tubes
  77. Tone linestage idea
  78. SimpleSE amp: multiple taps with cathode feedback
  79. 7W enough for 90dB speakers?
  80. Meaning of "hard to drive"
  81. Plate load resistor question
  82. BWD 216a power supply circuit needed, please help
  83. 1st DIY project in a loooooong time
  84. Another AG9016 "addict"
  85. angela EL34 improvement and mods
  86. $120 battery powered tube amp on eBay??
  87. Help with 6AQ5 schematics
  88. 5691 black base?
  89. DIY vacuum tubes!
  90. Replacing 5-pin DIN inputs on a Telefunken Radio? +weird speaker output?
  91. working out Z out for tube with IXYS IXP10M45S plate load
  92. Review of New S-5 K-16LS Kit
  93. Dumb question.
  94. Suggest KT88 Push-Pull schematics, please.
  95. AIKIDO: Main Thread???
  96. 10Y/45 schematic wanted
  97. Dynaco ST-70 Kits Compaired FYI
  98. Mini amp using 12AU7's as power tubes?
  99. Quick question about star grounding
  100. 3K or 5K OPT in EL35 SimpleSE?
  101. Bogen L60 schematic
  102. k-12
  103. Suggestion on tube for CCS
  104. Whats the model for this?
  105. ECL 82 schematic to suggest
  106. Andrea Ciuffoli's KT88 PP
  107. Looking for comments on Welborne Labs PS10 reg. HT supply
  108. Thoughts and suggestions needed.
  109. PSU shunt capacitor selection
  110. Looking for comments in my first 300B project
  111. Transformer Coupling Questions
  112. ECL82 power supply question
  113. CGV-300B Amp Results...Fun.
  114. power transformer rating and tube current - SimpleSE
  115. Ping Drummerwill.
  116. Taking a Hammond 369BX filament winding to the limit?
  117. Speaker connect: Speakon or banana
  118. 50k or 100k output impedance.
  119. Need help remembering the name of a hybrid amplifier design book
  120. Measuring Output Impedance of Power Supply
  121. knob with long end for alpha pots
  122. IT tutorial n selection
  123. Anybody help identify these tubes
  124. CT wire -quick question
  125. New Amplifier
  126. Master Volume for Active Tube Crossover?
  127. Tube lifetime
  128. Raleigh Audio Preamp - somebody heard ?
  129. Mikael Abdellah SE KT88 ideas and questions
  130. Bogen CHB-35 to conversion to B-12/B-15
  131. Melos triode 200+ looking for spare parts
  132. Opinions on integrated amp project
  133. 6AL5 for clipping diodes?
  134. Confusion over Knight 600 tester numbers
  135. 12AU7A: I need fuzz, overdrive and distortion schematic
  136. 12AT7 vs 12AU7 (interchangeable?)
  137. Angela Electronics - Customer Service
  138. PAS visits the naughty side of town (red lit)
  139. Summing at the LTPI
  140. Test of ECC81 to 83
  141. Was this already posted here? Handmade tubes video
  142. Twist dc filament wire?
  143. Power transformer: How Big?
  144. Heater supply options and to Vhk rating of 6X4 & 6203
  145. Hickok TV-7A/U settings for 8417 tube?
  146. Hammond 125ESE and sections
  147. 6P15P hybrid amp schema?
  148. Switching voltage converter for HV supply
  149. VT4C output transformer
  150. Sound Multiplex Amp
  151. Suggestions needed for improving Rogers Cadet II PP power amplifier
  152. Adjustable Line out off of Extra Speaker Jack
  153. Transcendere Audio
  154. Wrong capacitors!
  155. 6LW6 operating points
  156. ?? xmer specs for Scott LC 21 or 130 Preamp for rewind...
  157. Loctal 6SN7?
  158. Need some help with simulation
  159. output tranny for 6AK6
  160. What tubes for 7K6PP X-former
  161. Ham radio op makes his own triodes
  162. Newbie looking for some advice on mods and tubes for Cayin TA-30
  163. Power Transconductance Amp with Tubes, How?
  164. using the 6BX7 at low'ish current in Aikido
  165. What preamp should I build?
  166. Transformer hookup question.
  167. Home made vacuum tubes
  168. My New EL84 PP
  169. Hammond power transformer fillament rating
  170. Need help with a Russian Triode
  171. TRAFO NEEDED FOR EL84 pp
  172. Difference between 6JN6 (Berning output) and 6JB6 tubes?
  173. 2A3 SE Amp
  174. Soldering tubes directly to PCB?
  175. pa amp distortion at low volume
  176. Potted transformers
  177. if this can works...
  178. Differential scope probes?
  179. Fisher X100B Iron
  180. Solid state power suppy for CAT SL-1
  181. Help with wiring a Hammond Power Transformer
  182. User manual for GTA SE-40 Tube Amp ?
  183. tube caps that fit.. anyone?
  184. Heater wires through conduit
  185. Wanted - Svet Sk4A bases
  186. AC Characteristics of Glow Tubes?
  187. Bargain Used Transformers: Where?
  188. Top cap tube users: pics of your amps?
  189. Question
  190. „New“ Pentode – measuring resistance between grids G2 and G3 – any idea?
  191. Audio Transformers 101
  192. Thinking about having a 211 SET amp built, anyone know of good schematics?
  193. 4-65A Triode curves?
  194. Is This A Good Reliable Tube Tester?
  195. Tube projects
  196. Push-Pull Cathode Bias Resistors
  197. Opinion on 300B SETs
  198. So how tattered is your Morgan Jones?
  199. Friend wants to buy a nice tube preamp
  200. Large Oil Capacitors
  201. Too awesome for words
  202. M65 stereo preamp question
  203. nasty buzz in old 35EH5 amp
  204. 6C33C tube stamp
  205. Question about VTV 6SN7 Schematic
  206. Simple Magic Eye Circuit Wanted
  207. Mute circuit on sonic frontier line one
  208. Data point software?
  209. MingDa MC-3R / icon audio la3 preamp mods
  210. Biasing
  211. Compactron characteristic curves?
  212. Analog Metric grounded grid preamp kit
  213. Possible group buy of Lundahl input/phase splitter transformers.
  214. Audio Measurements
  215. B/A 20-4 tube mono block??
  216. Strange find.. help ID?
  217. 813 Thoughts
  218. External 12V heater supply conversion question
  219. My Latest Acquisition
  220. 50/60/whatever cycle hum
  221. OEP input transformers. Anyone used ??
  222. Restack transformer from PP to SE
  223. Se 807??
  224. Min 9-pin or 7-pin sockets to fit octal-sized holes?
  225. Question about phono preamp schematic
  226. Lectron JH50 unknown parts?
  227. Fostex or Car Speakers for My Tube Car Amp
  228. schematics? (also some questions)
  229. Regulated Power Supply. Bipolar, JFET or MOS?
  230. UL to triode mode conversion on cathode bias amp-different cathode resistors needed?
  231. Blown up resistor in S-5 amp kit...
  232. EZ80 or 81
  233. Gun or Iron?
  234. Shanling SP-80C Problem - DC Spikes?!
  235. Need some advice on a LTP input stage.
  236. CAT 110V to 220 V conversion
  237. When is a compactron not a compactron?
  238. Looking for big Ni lams
  239. Three PP KT88 designs. Which one ... (please;-)
  240. EAR 834P needing repair
  241. Toasted PW tranformer?
  242. Tube Cad from Glass-Ware questions
  243. U-links for earthing
  244. Supreme 45 tube amp
  245. Boxing Day Special
  246. Look what Santa brought!
  247. Soft Start for Tubes
  248. Need help to check out this preamp schematic.
  249. What dimensions for perforated AL sheet?
  250. NC pins on submin tubes

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