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  1. Hammond 1650W
  2. separating PSU for preamp
  3. sca-35
  4. A 6.3V regulator delivering 2.8A...?
  5. 6K:8 25W SE OPT, now what tube should I use?
  6. EL84 fixed bias PP Triode
  7. Tube Amp Kit Suggestions
  8. TT21 Vs KT88
  9. One-Electron PRC chokes as PS input choke?
  10. Magnavox 135BB
  11. Is there much point in tube preamps? (This isn't a troll)
  12. How does one determine saturation point of triode or pentode
  13. Help - 807 Technical problem
  14. woooohooo!!! 3 working el84 SEs
  15. westinghouse model 80 radio - eval for parts?
  16. Bogen J130 PA schematic
  17. Marshall JMP-1 high voltage value ??
  18. Better Cap = Better Sound?
  19. Pilot SA 260 bias
  20. 12AX7 gain stage output impedance
  21. Small 1W hifi amp
  22. Tube Radio - What are G & F Terminals?
  23. Has anyone seen this?
  24. how would you Parallel a 12ua7 tube
  25. Tube mod a HT rcvr?
  26. how would i series a 12au7a
  27. does some have distortion schematics for 12au7a
  28. triode strapped tetrode
  29. 6F6G UL Amplifier
  30. Build a VT100?
  31. turrets for tube PC driver board needed
  32. Mikael Abdellah's kt88, (LOADLINES)
  33. piezo amp discussion on loudspeaker forum
  34. Balanced interconnect to differential amp - how would you do it?
  35. Ebay Tube Preamp Kit
  36. Kiwame resistors
  37. Mains isolation - would this work?
  38. 6CA7 Mikael Abdellah's KT88 SE amp?
  39. Tube heaters AC or DC?
  40. Question about system design with the K-12
  41. CCS on SE 2A3 cathode
  42. Saucepan Amplifier
  43. Rectifier query
  44. Fisher 400c
  45. Hum Problem
  46. Shanghai: please recommend some audio shops
  47. Calculating max Anode Voltage
  48. One thought about improved Single Ended amplifier
  49. low distortion sweep generator - not a PC
  50. Any articles on how to bias correctly
  51. Max dissp of EH 6sn7
  52. Switched Capacitor Impedance Converter
  53. Chinese Output transformer for 300B SET
  54. Is a VTVM useful?
  55. Permanent thread name proposal
  56. Loctal Rectifiers
  57. Silk Transformers
  58. Noob Power transformer for Tubelab SimpleSE
  59. Gain Q
  60. What cable between PSU and Amp?
  61. luxman mq 36 schematics
  62. Nonstandard tubes for audio? Quadrature grid chorus effect?
  63. Parts assortments sold with organizer
  64. Re-Gapping OPT
  65. I want to begin but I don't know how!!!
  66. Ultralinear with zener on the screen
  67. ReSEPP Design: 5 Tubes 4 Natural Sound
  68. Chinese Tube Amp?
  69. Ampex 351 - Mic pre
  70. Another ground question
  71. for the life of me
  72. Front Panel Express finishes
  73. transformer spec
  74. diode bridge - 10000uF cap - diode tube - small cap - HV+
  75. passive components affected by magnetic fields?
  76. Help on Pentode Octal Phono Stage (POPS)
  77. Cascode gain. Did I do something wrong?
  78. Bad Tube in my "new" Hammond C2 Organ preamp? HELP w/ diagnosis!!
  79. Need tube data for 10Y
  80. Bending aluminum?
  81. Does anyone recognise this 12AU7?
  82. Phase splitting--how does it work?
  83. Construction technique?
  84. function generator
  85. Ceramic or Magnetic with new preamp?
  86. Melos Triode 200 fuses
  87. Fantasia Disney amp
  88. Ella amplifier problems
  89. SE design questions before I start my project
  90. Single stage preamp
  91. Help me to identify unknown tube
  92. PSU Question...Full Wave Bridge
  93. 6as7g Se
  94. Music Angel Modification
  95. 6SL7 Phono Preamp
  96. Grounded Grid Preamp
  97. Formula question
  98. 6N9S different versions
  99. Stoetkit Amps
  100. PSUD question
  101. 6922 -- curing the ultrasonic RIAA blues
  102. Need Help Setting Heater Voltage
  103. Sub-Miniature Tube Amplifier
  104. Burned out power tube
  105. www.agora.lesina.org
  106. suggestions for a rectifier
  107. scott 222 recap issues
  108. Adcom integrated/tube amp project
  109. Auricaps - 400V vs 450V (SimpleSE)
  110. ratings of output transformer???
  111. Reverb insertion losses
  112. Class-g / class-h
  113. Cascading gain stages in a tube preamp
  114. OT impedances calculations: where's my mistake??
  115. phase splitting transformers
  116. Tubelab some simpleSE related Qs
  117. 6L6 PPP UL amp
  118. g2 driven tubes
  119. Selecting an IT impedance
  120. preamp get a hum when volume is at full or 80% is thier away to stop it??
  121. What can you replace the 12AU7A with???
  122. My 12AX7 zero negative feedback preamp, with measurement
  123. improving the Transcendentsound GGP preamp
  124. Check out my new Phono stage
  125. load line UL v.s. triode
  126. Line-Stage w/ balanced output
  127. Dropped a SIF Ba
  128. RCA logos and boxes
  129. Type 24 or 24a for linestage..?
  130. Line output as line input transformer?
  131. Siemens codes
  132. Moskidos on the way.
  133. Another transformer question
  134. KT88 Push-Pull
  135. 45 -> 813 Interstage
  136. Ulyanov currently manufacturing the 6c33C?
  137. Is PSU Designer II correct?
  138. 50c5 push-pull for guitar?
  139. How much weight can the Hammond chassis hold?
  140. Inner detail, as opposed to?
  141. Power Transformer for 6V6 SE Amp Question
  142. Can this schematic work? 6N6P driver with 6C33C-B OTL
  143. Tube rating
  144. Best driver for KT88 Triode SE.
  145. Unusual tubes to drive a JAN 829B
  146. LTP w/CCS tail and plate loads
  147. EL86 OTL
  148. Russian PIO caps. Should I use them?
  149. Fender Twin Reverb VIBRATO PROBLEM - weak vibrato
  150. 300B shootout
  151. Stay tuned for the Pass F4 tube preamp
  152. 6j4 oscillating?
  153. My 6N23P tubes
  154. Dumb question about Twin Reverb speaker load
  155. Tone linestage idea
  156. SimpleSE amp: multiple taps with cathode feedback
  157. 7W enough for 90dB speakers?
  158. Meaning of "hard to drive"
  159. Plate load resistor question
  160. BWD 216a power supply circuit needed, please help
  161. 1st DIY project in a loooooong time
  162. Another AG9016 "addict"
  163. angela EL34 improvement and mods
  164. $120 battery powered tube amp on eBay??
  165. Help with 6AQ5 schematics
  166. 5691 black base?
  167. DIY vacuum tubes!
  168. Replacing 5-pin DIN inputs on a Telefunken Radio? +weird speaker output?
  169. working out Z out for tube with IXYS IXP10M45S plate load
  170. Review of New S-5 K-16LS Kit
  171. Dumb question.
  172. Suggest KT88 Push-Pull schematics, please.
  173. AIKIDO: Main Thread???
  174. 10Y/45 schematic wanted
  175. Dynaco ST-70 Kits Compaired FYI
  176. Mini amp using 12AU7's as power tubes?
  177. Quick question about star grounding
  178. 3K or 5K OPT in EL35 SimpleSE?
  179. Bogen L60 schematic
  180. k-12
  181. Suggestion on tube for CCS
  182. Whats the model for this?
  183. ECL 82 schematic to suggest
  184. Andrea Ciuffoli's KT88 PP
  185. Looking for comments on Welborne Labs PS10 reg. HT supply
  186. Thoughts and suggestions needed.
  187. PSU shunt capacitor selection
  188. Looking for comments in my first 300B project
  189. Transformer Coupling Questions
  190. ECL82 power supply question
  191. CGV-300B Amp Results...Fun.
  192. power transformer rating and tube current - SimpleSE
  193. Ping Drummerwill.
  194. Taking a Hammond 369BX filament winding to the limit?
  195. Using moter run caps in PSU.
  196. Speaker connect: Speakon or banana
  197. 50k or 100k output impedance.
  198. Need help remembering the name of a hybrid amplifier design book
  199. Measuring Output Impedance of Power Supply
  200. knob with long end for alpha pots
  201. IT tutorial n selection
  202. Anybody help identify these tubes
  203. CT wire -quick question
  204. New Amplifier
  205. Master Volume for Active Tube Crossover?
  206. Tube lifetime
  207. Raleigh Audio Preamp - somebody heard ?
  208. Mikael Abdellah SE KT88 ideas and questions
  209. Masco MA-8 for guitar
  210. Bogen CHB-35 to conversion to B-12/B-15
  211. Melos triode 200+ looking for spare parts
  212. Opinions on integrated amp project
  213. 6AL5 for clipping diodes?
  214. Confusion over Knight 600 tester numbers
  215. 12AU7A: I need fuzz, overdrive and distortion schematic
  216. 12AT7 vs 12AU7 (interchangeable?)
  217. Angela Electronics - Customer Service
  218. PAS visits the naughty side of town (red lit)
  219. Summing at the LTPI
  220. Test of ECC81 to 83
  221. Polypropylene caps
  222. Was this already posted here? Handmade tubes video
  223. Twist dc filament wire?
  224. Power transformer: How Big?
  225. Heater supply options and to Vhk rating of 6X4 & 6203
  226. Hickok TV-7A/U settings for 8417 tube?
  227. Hammond 125ESE and sections
  228. 6P15P hybrid amp schema?
  229. Switching voltage converter for HV supply
  230. VT4C output transformer
  231. Sound Multiplex Amp
  232. Suggestions needed for improving Rogers Cadet II PP power amplifier
  233. Adjustable Line out off of Extra Speaker Jack
  234. Transcendere Audio
  235. Wrong capacitors!
  236. 6LW6 operating points
  237. ?? xmer specs for Scott LC 21 or 130 Preamp for rewind...
  238. Loctal 6SN7?
  239. peavey heritage vtx how can i make it clean?
  240. Need some help with simulation
  241. output tranny for 6AK6
  242. What tubes for 7K6PP X-former
  243. Ham radio op makes his own triodes
  244. Newbie looking for some advice on mods and tubes for Cayin TA-30
  245. Power Transconductance Amp with Tubes, How?
  246. using the 6BX7 at low'ish current in Aikido
  247. What preamp should I build?
  248. Transformer hookup question.
  249. Home made vacuum tubes
  250. My New EL84 PP

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