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  1. suggestions for a rectifier
  2. scott 222 recap issues
  3. Adcom integrated/tube amp project
  4. Auricaps - 400V vs 450V (SimpleSE)
  5. ratings of output transformer???
  6. Reverb insertion losses
  7. Class-g / class-h
  8. Cascading gain stages in a tube preamp
  9. OT impedances calculations: where's my mistake??
  10. phase splitting transformers
  11. Tubelab some simpleSE related Qs
  12. 6L6 PPP UL amp
  13. g2 driven tubes
  14. Selecting an IT impedance
  15. preamp get a hum when volume is at full or 80% is thier away to stop it??
  16. What can you replace the 12AU7A with???
  17. My 12AX7 zero negative feedback preamp, with measurement
  18. improving the Transcendentsound GGP preamp
  19. Check out my new Phono stage
  20. load line UL v.s. triode
  21. Line-Stage w/ balanced output
  22. Dropped a SIF Ba
  23. RCA logos and boxes
  24. Type 24 or 24a for linestage..?
  25. Line output as line input transformer?
  26. Siemens codes
  27. Moskidos on the way.
  28. Another transformer question
  29. KT88 Push-Pull
  30. 45 -> 813 Interstage
  31. Ulyanov currently manufacturing the 6c33C?
  32. Is PSU Designer II correct?
  33. 50c5 push-pull for guitar?
  34. How much weight can the Hammond chassis hold?
  35. Inner detail, as opposed to?
  36. Power Transformer for 6V6 SE Amp Question
  37. Can this schematic work? 6N6P driver with 6C33C-B OTL
  38. Tube rating
  39. Best driver for KT88 Triode SE.
  40. Unusual tubes to drive a JAN 829B
  41. LTP w/CCS tail and plate loads
  42. EL86 OTL
  43. Russian PIO caps. Should I use them?
  44. Fender Twin Reverb VIBRATO PROBLEM - weak vibrato
  45. 300B shootout
  46. Stay tuned for the Pass F4 tube preamp
  47. 6j4 oscillating?
  48. My 6N23P tubes
  49. Dumb question about Twin Reverb speaker load
  50. Tone linestage idea
  51. SimpleSE amp: multiple taps with cathode feedback
  52. 7W enough for 90dB speakers?
  53. Meaning of "hard to drive"
  54. Plate load resistor question
  55. BWD 216a power supply circuit needed, please help
  56. 1st DIY project in a loooooong time
  57. Another AG9016 "addict"
  58. angela EL34 improvement and mods
  59. $120 battery powered tube amp on eBay??
  60. Help with 6AQ5 schematics
  61. 5691 black base?
  62. DIY vacuum tubes!
  63. Replacing 5-pin DIN inputs on a Telefunken Radio? +weird speaker output?
  64. working out Z out for tube with IXYS IXP10M45S plate load
  65. Review of New S-5 K-16LS Kit
  66. Dumb question.
  67. Suggest KT88 Push-Pull schematics, please.
  68. AIKIDO: Main Thread???
  69. 10Y/45 schematic wanted
  70. Dynaco ST-70 Kits Compaired FYI
  71. Mini amp using 12AU7's as power tubes?
  72. Quick question about star grounding
  73. 3K or 5K OPT in EL35 SimpleSE?
  74. Bogen L60 schematic
  75. k-12
  76. Suggestion on tube for CCS
  77. Whats the model for this?
  78. ECL 82 schematic to suggest
  79. Andrea Ciuffoli's KT88 PP
  80. Looking for comments on Welborne Labs PS10 reg. HT supply
  81. Thoughts and suggestions needed.
  82. PSU shunt capacitor selection
  83. Looking for comments in my first 300B project
  84. Transformer Coupling Questions
  85. ECL82 power supply question
  86. CGV-300B Amp Results...Fun.
  87. power transformer rating and tube current - SimpleSE
  88. Ping Drummerwill.
  89. Taking a Hammond 369BX filament winding to the limit?
  90. Using moter run caps in PSU.
  91. Speaker connect: Speakon or banana
  92. 50k or 100k output impedance.
  93. Need help remembering the name of a hybrid amplifier design book
  94. Measuring Output Impedance of Power Supply
  95. knob with long end for alpha pots
  96. IT tutorial n selection
  97. Anybody help identify these tubes
  98. CT wire -quick question
  99. New Amplifier
  100. Master Volume for Active Tube Crossover?
  101. Tube lifetime
  102. Raleigh Audio Preamp - somebody heard ?
  103. Mikael Abdellah SE KT88 ideas and questions
  104. Masco MA-8 for guitar
  105. Bogen CHB-35 to conversion to B-12/B-15
  106. Melos triode 200+ looking for spare parts
  107. Opinions on integrated amp project
  108. 6AL5 for clipping diodes?
  109. Confusion over Knight 600 tester numbers
  110. 12AU7A: I need fuzz, overdrive and distortion schematic
  111. 12AT7 vs 12AU7 (interchangeable?)
  112. Angela Electronics - Customer Service
  113. PAS visits the naughty side of town (red lit)
  114. Summing at the LTPI
  115. Test of ECC81 to 83
  116. Polypropylene caps
  117. Was this already posted here? Handmade tubes video
  118. Twist dc filament wire?
  119. Power transformer: How Big?
  120. Heater supply options and to Vhk rating of 6X4 & 6203
  121. Hickok TV-7A/U settings for 8417 tube?
  122. Hammond 125ESE and sections
  123. 6P15P hybrid amp schema?
  124. Switching voltage converter for HV supply
  125. VT4C output transformer
  126. Sound Multiplex Amp
  127. Suggestions needed for improving Rogers Cadet II PP power amplifier
  128. Adjustable Line out off of Extra Speaker Jack
  129. Transcendere Audio
  130. Wrong capacitors!
  131. 6LW6 operating points
  132. ?? xmer specs for Scott LC 21 or 130 Preamp for rewind...
  133. Loctal 6SN7?
  134. peavey heritage vtx how can i make it clean?
  135. Need some help with simulation
  136. output tranny for 6AK6
  137. What tubes for 7K6PP X-former
  138. Ham radio op makes his own triodes
  139. Newbie looking for some advice on mods and tubes for Cayin TA-30
  140. Power Transconductance Amp with Tubes, How?
  141. using the 6BX7 at low'ish current in Aikido
  142. What preamp should I build?
  143. Transformer hookup question.
  144. Home made vacuum tubes
  145. My New EL84 PP
  146. Hammond power transformer fillament rating
  147. Need help with a Russian Triode
  148. TRAFO NEEDED FOR EL84 pp
  149. Difference between 6JN6 (Berning output) and 6JB6 tubes?
  150. 2A3 SE Amp
  151. Soldering tubes directly to PCB?
  152. pa amp distortion at low volume
  153. Transformer input for guitar
  154. Potted transformers
  155. if this can works...
  156. Differential scope probes?
  157. Fisher X100B Iron
  158. Solid state power suppy for CAT SL-1
  159. Help with wiring a Hammond Power Transformer
  160. User manual for GTA SE-40 Tube Amp ?
  161. tube caps that fit.. anyone?
  162. Heater wires through conduit
  163. AB2 guitar amp design questions
  164. Wanted - Svet Sk4A bases
  165. AC Characteristics of Glow Tubes?
  166. Bargain Used Transformers: Where?
  167. Top cap tube users: pics of your amps?
  168. Question
  169. „New“ Pentode – measuring resistance between grids G2 and G3 – any idea?
  170. Audio Transformers 101
  171. Thinking about having a 211 SET amp built, anyone know of good schematics?
  172. 4-65A Triode curves?
  173. Is This A Good Reliable Tube Tester?
  174. Tube projects
  175. Push-Pull Cathode Bias Resistors
  176. Opinion on 300B SETs
  177. So how tattered is your Morgan Jones?
  178. Friend wants to buy a nice tube preamp
  179. Large Oil Capacitors
  180. Too awesome for words
  181. M65 stereo preamp question
  182. nasty buzz in old 35EH5 amp
  183. 6C33C tube stamp
  184. Question about VTV 6SN7 Schematic
  185. Simple Magic Eye Circuit Wanted
  186. Mute circuit on sonic frontier line one
  187. Data point software?
  188. MingDa MC-3R / icon audio la3 preamp mods
  189. Biasing
  190. Compactron characteristic curves?
  191. Analog Metric grounded grid preamp kit
  192. Possible group buy of Lundahl input/phase splitter transformers.
  193. Audio Measurements
  194. B/A 20-4 tube mono block??
  195. Strange find.. help ID?
  196. 813 Thoughts
  197. External 12V heater supply conversion question
  198. My Latest Acquisition
  199. 50/60/whatever cycle hum
  200. OEP input transformers. Anyone used ??
  201. Restack transformer from PP to SE
  202. Se 807??
  203. Min 9-pin or 7-pin sockets to fit octal-sized holes?
  204. Question about phono preamp schematic
  205. Lectron JH50 unknown parts?
  206. Fostex or Car Speakers for My Tube Car Amp
  207. schematics? (also some questions)
  208. Regulated Power Supply. Bipolar, JFET or MOS?
  209. UL to triode mode conversion on cathode bias amp-different cathode resistors needed?
  210. Blown up resistor in S-5 amp kit...
  211. EZ80 or 81
  212. Gun or Iron?
  213. Shanling SP-80C Problem - DC Spikes?!
  214. Silvertone Organ amp, weird osc section.
  215. Need some advice on a LTP input stage.
  216. CAT 110V to 220 V conversion
  217. When is a compactron not a compactron?
  218. Looking for big Ni lams
  219. Three PP KT88 designs. Which one ... (please;-)
  220. EAR 834P needing repair
  221. How to make non-polarized electrolytic cap?
  222. Toasted PW tranformer?
  223. Tube Cad from Glass-Ware questions
  224. U-links for earthing
  225. Supreme 45 tube amp
  226. Boxing Day Special
  227. Look what Santa brought!
  228. Soft Start for Tubes
  229. Need help to check out this preamp schematic.
  230. What dimensions for perforated AL sheet?
  231. NC pins on submin tubes
  232. Cheap alternative to EF86
  233. MOSFET follower driver oscillation
  234. Fender "Twin Reverb Amp" has no output.
  235. Hi-Fi system build
  236. Car Tube Amp
  237. Tube Identification
  238. Supratek schematics?
  239. Choice of OTL output capacitors
  240. Feedback scheme.
  241. Christmas Eve
  242. Best tubes for Scott 222
  243. HH Scott 222 speaker recommendations and upgrades
  244. mixing coupling cap types
  245. Transformer chassis layout
  246. SimpleSE / Edcor CXSE OPT
  247. Star ground help
  248. What causes my 0D3 to extinguish?
  249. converting UL in triode
  250. Beyer Dynamic BV35570

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