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  1. Calculating max Anode Voltage
  2. One thought about improved Single Ended amplifier
  3. low distortion sweep generator - not a PC
  4. Any articles on how to bias correctly
  5. Max dissp of EH 6sn7
  6. Switched Capacitor Impedance Converter
  7. Chinese Output transformer for 300B SET
  8. Is a VTVM useful?
  9. Permanent thread name proposal
  10. Loctal Rectifiers
  11. Silk Transformers
  12. Noob Power transformer for Tubelab SimpleSE
  13. Gain Q
  14. What cable between PSU and Amp?
  15. luxman mq 36 schematics
  16. Nonstandard tubes for audio? Quadrature grid chorus effect?
  17. Parts assortments sold with organizer
  18. Re-Gapping OPT
  19. I want to begin but I don't know how!!!
  20. Ultralinear with zener on the screen
  21. ReSEPP Design: 5 Tubes 4 Natural Sound
  22. Chinese Tube Amp?
  23. Ampex 351 - Mic pre
  24. Another ground question
  25. for the life of me
  26. Front Panel Express finishes
  27. transformer spec
  28. diode bridge - 10000uF cap - diode tube - small cap - HV+
  29. passive components affected by magnetic fields?
  30. Help on Pentode Octal Phono Stage (POPS)
  31. Cascode gain. Did I do something wrong?
  32. Bad Tube in my "new" Hammond C2 Organ preamp? HELP w/ diagnosis!!
  33. Need tube data for 10Y
  34. Bending aluminum?
  35. Does anyone recognise this 12AU7?
  36. Phase splitting--how does it work?
  37. Construction technique?
  38. function generator
  39. Ceramic or Magnetic with new preamp?
  40. Melos Triode 200 fuses
  41. Fantasia Disney amp
  42. Ella amplifier problems
  43. SE design questions before I start my project
  44. Single stage preamp
  45. Help me to identify unknown tube
  46. PSU Question...Full Wave Bridge
  47. 6as7g Se
  48. Music Angel Modification
  49. 6SL7 Phono Preamp
  50. Grounded Grid Preamp
  51. Formula question
  52. 6N9S different versions
  53. Stoetkit Amps
  54. PSUD question
  55. 6922 -- curing the ultrasonic RIAA blues
  56. Need Help Setting Heater Voltage
  57. Sub-Miniature Tube Amplifier
  58. Burned out power tube
  59. www.agora.lesina.org
  60. suggestions for a rectifier
  61. scott 222 recap issues
  62. Adcom integrated/tube amp project
  63. Auricaps - 400V vs 450V (SimpleSE)
  64. ratings of output transformer???
  65. Reverb insertion losses
  66. Class-g / class-h
  67. Cascading gain stages in a tube preamp
  68. OT impedances calculations: where's my mistake??
  69. phase splitting transformers
  70. Tubelab some simpleSE related Qs
  71. 6L6 PPP UL amp
  72. g2 driven tubes
  73. Selecting an IT impedance
  74. preamp get a hum when volume is at full or 80% is thier away to stop it??
  75. What can you replace the 12AU7A with???
  76. My 12AX7 zero negative feedback preamp, with measurement
  77. improving the Transcendentsound GGP preamp
  78. Check out my new Phono stage
  79. load line UL v.s. triode
  80. Line-Stage w/ balanced output
  81. Dropped a SIF Ba
  82. RCA logos and boxes
  83. Type 24 or 24a for linestage..?
  84. Line output as line input transformer?
  85. Siemens codes
  86. Moskidos on the way.
  87. Another transformer question
  88. KT88 Push-Pull
  89. 45 -> 813 Interstage
  90. Ulyanov currently manufacturing the 6c33C?
  91. Is PSU Designer II correct?
  92. 50c5 push-pull for guitar?
  93. How much weight can the Hammond chassis hold?
  94. Inner detail, as opposed to?
  95. Power Transformer for 6V6 SE Amp Question
  96. Can this schematic work? 6N6P driver with 6C33C-B OTL
  97. Tube rating
  98. Best driver for KT88 Triode SE.
  99. Unusual tubes to drive a JAN 829B
  100. LTP w/CCS tail and plate loads
  101. EL86 OTL
  102. Russian PIO caps. Should I use them?
  103. Fender Twin Reverb VIBRATO PROBLEM - weak vibrato
  104. 300B shootout
  105. Stay tuned for the Pass F4 tube preamp
  106. 6j4 oscillating?
  107. My 6N23P tubes
  108. Dumb question about Twin Reverb speaker load
  109. Tone linestage idea
  110. SimpleSE amp: multiple taps with cathode feedback
  111. 7W enough for 90dB speakers?
  112. Meaning of "hard to drive"
  113. Plate load resistor question
  114. BWD 216a power supply circuit needed, please help
  115. 1st DIY project in a loooooong time
  116. Another AG9016 "addict"
  117. angela EL34 improvement and mods
  118. $120 battery powered tube amp on eBay??
  119. Help with 6AQ5 schematics
  120. 5691 black base?
  121. DIY vacuum tubes!
  122. Replacing 5-pin DIN inputs on a Telefunken Radio? +weird speaker output?
  123. working out Z out for tube with IXYS IXP10M45S plate load
  124. Review of New S-5 K-16LS Kit
  125. Dumb question.
  126. Suggest KT88 Push-Pull schematics, please.
  127. AIKIDO: Main Thread???
  128. 10Y/45 schematic wanted
  129. Dynaco ST-70 Kits Compaired FYI
  130. Mini amp using 12AU7's as power tubes?
  131. Quick question about star grounding
  132. 3K or 5K OPT in EL35 SimpleSE?
  133. Bogen L60 schematic
  134. k-12
  135. Suggestion on tube for CCS
  136. Whats the model for this?
  137. ECL 82 schematic to suggest
  138. Andrea Ciuffoli's KT88 PP
  139. Looking for comments on Welborne Labs PS10 reg. HT supply
  140. Thoughts and suggestions needed.
  141. PSU shunt capacitor selection
  142. Looking for comments in my first 300B project
  143. Transformer Coupling Questions
  144. ECL82 power supply question
  145. CGV-300B Amp Results...Fun.
  146. power transformer rating and tube current - SimpleSE
  147. Ping Drummerwill.
  148. Taking a Hammond 369BX filament winding to the limit?
  149. Using moter run caps in PSU.
  150. Speaker connect: Speakon or banana
  151. 50k or 100k output impedance.
  152. Need help remembering the name of a hybrid amplifier design book
  153. Measuring Output Impedance of Power Supply
  154. knob with long end for alpha pots
  155. IT tutorial n selection
  156. Anybody help identify these tubes
  157. CT wire -quick question
  158. New Amplifier
  159. Master Volume for Active Tube Crossover?
  160. Tube lifetime
  161. Raleigh Audio Preamp - somebody heard ?
  162. Mikael Abdellah SE KT88 ideas and questions
  163. Masco MA-8 for guitar
  164. Bogen CHB-35 to conversion to B-12/B-15
  165. Melos triode 200+ looking for spare parts
  166. Opinions on integrated amp project
  167. 6AL5 for clipping diodes?
  168. Confusion over Knight 600 tester numbers
  169. 12AU7A: I need fuzz, overdrive and distortion schematic
  170. 12AT7 vs 12AU7 (interchangeable?)
  171. Angela Electronics - Customer Service
  172. PAS visits the naughty side of town (red lit)
  173. Summing at the LTPI
  174. Test of ECC81 to 83
  175. Polypropylene caps
  176. Was this already posted here? Handmade tubes video
  177. Twist dc filament wire?
  178. Power transformer: How Big?
  179. Heater supply options and to Vhk rating of 6X4 & 6203
  180. Hickok TV-7A/U settings for 8417 tube?
  181. Hammond 125ESE and sections
  182. 6P15P hybrid amp schema?
  183. Switching voltage converter for HV supply
  184. VT4C output transformer
  185. Sound Multiplex Amp
  186. Suggestions needed for improving Rogers Cadet II PP power amplifier
  187. Adjustable Line out off of Extra Speaker Jack
  188. Transcendere Audio
  189. Wrong capacitors!
  190. 6LW6 operating points
  191. ?? xmer specs for Scott LC 21 or 130 Preamp for rewind...
  192. Loctal 6SN7?
  193. peavey heritage vtx how can i make it clean?
  194. Need some help with simulation
  195. output tranny for 6AK6
  196. What tubes for 7K6PP X-former
  197. Ham radio op makes his own triodes
  198. Newbie looking for some advice on mods and tubes for Cayin TA-30
  199. Power Transconductance Amp with Tubes, How?
  200. using the 6BX7 at low'ish current in Aikido
  201. What preamp should I build?
  202. Transformer hookup question.
  203. Home made vacuum tubes
  204. My New EL84 PP
  205. Hammond power transformer fillament rating
  206. Need help with a Russian Triode
  207. TRAFO NEEDED FOR EL84 pp
  208. Difference between 6JN6 (Berning output) and 6JB6 tubes?
  209. 2A3 SE Amp
  210. Soldering tubes directly to PCB?
  211. pa amp distortion at low volume
  212. Transformer input for guitar
  213. Potted transformers
  214. if this can works...
  215. Differential scope probes?
  216. Fisher X100B Iron
  217. Solid state power suppy for CAT SL-1
  218. Help with wiring a Hammond Power Transformer
  219. User manual for GTA SE-40 Tube Amp ?
  220. tube caps that fit.. anyone?
  221. Heater wires through conduit
  222. AB2 guitar amp design questions
  223. Wanted - Svet Sk4A bases
  224. AC Characteristics of Glow Tubes?
  225. Bargain Used Transformers: Where?
  226. Top cap tube users: pics of your amps?
  227. Question
  228. „New“ Pentode – measuring resistance between grids G2 and G3 – any idea?
  229. Audio Transformers 101
  230. Thinking about having a 211 SET amp built, anyone know of good schematics?
  231. 4-65A Triode curves?
  232. Is This A Good Reliable Tube Tester?
  233. Tube projects
  234. Push-Pull Cathode Bias Resistors
  235. Opinion on 300B SETs
  236. So how tattered is your Morgan Jones?
  237. Friend wants to buy a nice tube preamp
  238. Large Oil Capacitors
  239. Too awesome for words
  240. M65 stereo preamp question
  241. nasty buzz in old 35EH5 amp
  242. 6C33C tube stamp
  243. Question about VTV 6SN7 Schematic
  244. Simple Magic Eye Circuit Wanted
  245. Mute circuit on sonic frontier line one
  246. Data point software?
  247. MingDa MC-3R / icon audio la3 preamp mods
  248. Biasing
  249. Compactron characteristic curves?
  250. Analog Metric grounded grid preamp kit

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