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  1. low distortion sweep generator - not a PC
  2. Any articles on how to bias correctly
  3. Max dissp of EH 6sn7
  4. Switched Capacitor Impedance Converter
  5. Chinese Output transformer for 300B SET
  6. Is a VTVM useful?
  7. Permanent thread name proposal
  8. Loctal Rectifiers
  9. Silk Transformers
  10. Noob Power transformer for Tubelab SimpleSE
  11. Gain Q
  12. What cable between PSU and Amp?
  13. luxman mq 36 schematics
  14. Nonstandard tubes for audio? Quadrature grid chorus effect?
  15. Parts assortments sold with organizer
  16. Re-Gapping OPT
  17. I want to begin but I don't know how!!!
  18. Ultralinear with zener on the screen
  19. ReSEPP Design: 5 Tubes 4 Natural Sound
  20. Chinese Tube Amp?
  21. Ampex 351 - Mic pre
  22. Another ground question
  23. for the life of me
  24. Front Panel Express finishes
  25. transformer spec
  26. diode bridge - 10000uF cap - diode tube - small cap - HV+
  27. passive components affected by magnetic fields?
  28. Help on Pentode Octal Phono Stage (POPS)
  29. Cascode gain. Did I do something wrong?
  30. Bad Tube in my "new" Hammond C2 Organ preamp? HELP w/ diagnosis!!
  31. Need tube data for 10Y
  32. Bending aluminum?
  33. Does anyone recognise this 12AU7?
  34. Phase splitting--how does it work?
  35. Construction technique?
  36. function generator
  37. Ceramic or Magnetic with new preamp?
  38. Melos Triode 200 fuses
  39. Fantasia Disney amp
  40. Ella amplifier problems
  41. SE design questions before I start my project
  42. Single stage preamp
  43. Help me to identify unknown tube
  44. PSU Question...Full Wave Bridge
  45. 6as7g Se
  46. Music Angel Modification
  47. 6SL7 Phono Preamp
  48. Grounded Grid Preamp
  49. Formula question
  50. 6N9S different versions
  51. Stoetkit Amps
  52. PSUD question
  53. 6922 -- curing the ultrasonic RIAA blues
  54. Need Help Setting Heater Voltage
  55. Sub-Miniature Tube Amplifier
  56. Burned out power tube
  57. www.agora.lesina.org
  58. suggestions for a rectifier
  59. scott 222 recap issues
  60. Adcom integrated/tube amp project
  61. Auricaps - 400V vs 450V (SimpleSE)
  62. ratings of output transformer???
  63. Class-g / class-h
  64. Cascading gain stages in a tube preamp
  65. OT impedances calculations: where's my mistake??
  66. phase splitting transformers
  67. Tubelab some simpleSE related Qs
  68. 6L6 PPP UL amp
  69. g2 driven tubes
  70. Selecting an IT impedance
  71. preamp get a hum when volume is at full or 80% is thier away to stop it??
  72. What can you replace the 12AU7A with???
  73. My 12AX7 zero negative feedback preamp, with measurement
  74. improving the Transcendentsound GGP preamp
  75. Check out my new Phono stage
  76. load line UL v.s. triode
  77. Line-Stage w/ balanced output
  78. Dropped a SIF Ba
  79. RCA logos and boxes
  80. Type 24 or 24a for linestage..?
  81. Line output as line input transformer?
  82. Siemens codes
  83. Moskidos on the way.
  84. Another transformer question
  85. KT88 Push-Pull
  86. 45 -> 813 Interstage
  87. Ulyanov currently manufacturing the 6c33C?
  88. Is PSU Designer II correct?
  89. How much weight can the Hammond chassis hold?
  90. Inner detail, as opposed to?
  91. Power Transformer for 6V6 SE Amp Question
  92. Can this schematic work? 6N6P driver with 6C33C-B OTL
  93. Tube rating
  94. Best driver for KT88 Triode SE.
  95. Unusual tubes to drive a JAN 829B
  96. LTP w/CCS tail and plate loads
  97. EL86 OTL
  98. 300B shootout
  99. Stay tuned for the Pass F4 tube preamp
  100. 6j4 oscillating?
  101. My 6N23P tubes
  102. Tone linestage idea
  103. SimpleSE amp: multiple taps with cathode feedback
  104. 7W enough for 90dB speakers?
  105. Meaning of "hard to drive"
  106. Plate load resistor question
  107. BWD 216a power supply circuit needed, please help
  108. 1st DIY project in a loooooong time
  109. Another AG9016 "addict"
  110. angela EL34 improvement and mods
  111. $120 battery powered tube amp on eBay??
  112. Help with 6AQ5 schematics
  113. 5691 black base?
  114. DIY vacuum tubes!
  115. Replacing 5-pin DIN inputs on a Telefunken Radio? +weird speaker output?
  116. working out Z out for tube with IXYS IXP10M45S plate load
  117. Review of New S-5 K-16LS Kit
  118. Dumb question.
  119. Suggest KT88 Push-Pull schematics, please.
  120. AIKIDO: Main Thread???
  121. 10Y/45 schematic wanted
  122. Dynaco ST-70 Kits Compaired FYI
  123. Mini amp using 12AU7's as power tubes?
  124. Quick question about star grounding
  125. 3K or 5K OPT in EL35 SimpleSE?
  126. Bogen L60 schematic
  127. k-12
  128. Suggestion on tube for CCS
  129. Whats the model for this?
  130. ECL 82 schematic to suggest
  131. Andrea Ciuffoli's KT88 PP
  132. Looking for comments on Welborne Labs PS10 reg. HT supply
  133. Thoughts and suggestions needed.
  134. PSU shunt capacitor selection
  135. Looking for comments in my first 300B project
  136. Transformer Coupling Questions
  137. ECL82 power supply question
  138. CGV-300B Amp Results...Fun.
  139. power transformer rating and tube current - SimpleSE
  140. Ping Drummerwill.
  141. Taking a Hammond 369BX filament winding to the limit?
  142. Speaker connect: Speakon or banana
  143. 50k or 100k output impedance.
  144. Need help remembering the name of a hybrid amplifier design book
  145. Measuring Output Impedance of Power Supply
  146. knob with long end for alpha pots
  147. IT tutorial n selection
  148. Anybody help identify these tubes
  149. CT wire -quick question
  150. New Amplifier
  151. Master Volume for Active Tube Crossover?
  152. Tube lifetime
  153. Raleigh Audio Preamp - somebody heard ?
  154. Mikael Abdellah SE KT88 ideas and questions
  155. Bogen CHB-35 to conversion to B-12/B-15
  156. Melos triode 200+ looking for spare parts
  157. Opinions on integrated amp project
  158. 6AL5 for clipping diodes?
  159. Confusion over Knight 600 tester numbers
  160. 12AU7A: I need fuzz, overdrive and distortion schematic
  161. 12AT7 vs 12AU7 (interchangeable?)
  162. Angela Electronics - Customer Service
  163. PAS visits the naughty side of town (red lit)
  164. Summing at the LTPI
  165. Test of ECC81 to 83
  166. Was this already posted here? Handmade tubes video
  167. Twist dc filament wire?
  168. Power transformer: How Big?
  169. Heater supply options and to Vhk rating of 6X4 & 6203
  170. Hickok TV-7A/U settings for 8417 tube?
  171. Hammond 125ESE and sections
  172. 6P15P hybrid amp schema?
  173. Switching voltage converter for HV supply
  174. VT4C output transformer
  175. Sound Multiplex Amp
  176. Suggestions needed for improving Rogers Cadet II PP power amplifier
  177. Adjustable Line out off of Extra Speaker Jack
  178. Transcendere Audio
  179. Wrong capacitors!
  180. 6LW6 operating points
  181. ?? xmer specs for Scott LC 21 or 130 Preamp for rewind...
  182. Loctal 6SN7?
  183. Need some help with simulation
  184. output tranny for 6AK6
  185. What tubes for 7K6PP X-former
  186. Ham radio op makes his own triodes
  187. Newbie looking for some advice on mods and tubes for Cayin TA-30
  188. Power Transconductance Amp with Tubes, How?
  189. using the 6BX7 at low'ish current in Aikido
  190. What preamp should I build?
  191. Transformer hookup question.
  192. Home made vacuum tubes
  193. My New EL84 PP
  194. Hammond power transformer fillament rating
  195. Need help with a Russian Triode
  196. TRAFO NEEDED FOR EL84 pp
  197. Difference between 6JN6 (Berning output) and 6JB6 tubes?
  198. 2A3 SE Amp
  199. Soldering tubes directly to PCB?
  200. pa amp distortion at low volume
  201. Potted transformers
  202. if this can works...
  203. Differential scope probes?
  204. Fisher X100B Iron
  205. Solid state power suppy for CAT SL-1
  206. Help with wiring a Hammond Power Transformer
  207. User manual for GTA SE-40 Tube Amp ?
  208. tube caps that fit.. anyone?
  209. Heater wires through conduit
  210. Wanted - Svet Sk4A bases
  211. AC Characteristics of Glow Tubes?
  212. Bargain Used Transformers: Where?
  213. Top cap tube users: pics of your amps?
  214. Question
  215. „New“ Pentode – measuring resistance between grids G2 and G3 – any idea?
  216. Audio Transformers 101
  217. Thinking about having a 211 SET amp built, anyone know of good schematics?
  218. 4-65A Triode curves?
  219. Is This A Good Reliable Tube Tester?
  220. Tube projects
  221. Push-Pull Cathode Bias Resistors
  222. Opinion on 300B SETs
  223. So how tattered is your Morgan Jones?
  224. Friend wants to buy a nice tube preamp
  225. Large Oil Capacitors
  226. Too awesome for words
  227. M65 stereo preamp question
  228. nasty buzz in old 35EH5 amp
  229. 6C33C tube stamp
  230. Question about VTV 6SN7 Schematic
  231. Simple Magic Eye Circuit Wanted
  232. Mute circuit on sonic frontier line one
  233. Data point software?
  234. MingDa MC-3R / icon audio la3 preamp mods
  235. Biasing
  236. Compactron characteristic curves?
  237. Analog Metric grounded grid preamp kit
  238. Possible group buy of Lundahl input/phase splitter transformers.
  239. Audio Measurements
  240. B/A 20-4 tube mono block??
  241. Strange find.. help ID?
  242. 813 Thoughts
  243. External 12V heater supply conversion question
  244. My Latest Acquisition
  245. 50/60/whatever cycle hum
  246. OEP input transformers. Anyone used ??
  247. Restack transformer from PP to SE
  248. Se 807??
  249. Min 9-pin or 7-pin sockets to fit octal-sized holes?
  250. Question about phono preamp schematic

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