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  1. another Big One....:)
  2. JJ factory pictures ...
  3. Good enough CFs
  4. What's a good way to clean tubes w/o taking off the labeling?
  5. 6BX7 or 12B4A for small SE amp?
  6. Schematic collection posted by a kind soul...
  7. Dumb question, but...
  8. Zen Quad 22
  9. I'm baffled -- 6AK6 push-pull amp
  10. pin count question
  11. 1G3 Max Dissapation?
  12. Edcor Transformers
  13. 12EL6 preamp
  14. Request for EICO HF-20 experiences and ideas
  15. So would this work?
  16. A valve pre amp for my disco and electric guitar.
  17. Small-signal (or small power) pentode that can handle 400V (or more)?
  18. Are 6GM8's rare?
  19. How to lower mains voltage using resistors
  20. Music angel XD-SE EL34
  21. Potential project for some inherited transformers
  22. Car Tube Amp?
  23. Marantz 7 Preamp
  24. Euridice pramp but with 45
  25. Tubelab SE Parafeed Monoblocks (5 channel)
  26. Can 6AK6's take high voltages?
  27. Tube equal to one section of a 12AX7?
  28. HK 'Deuce front end on G2 drive output stage?
  29. Direct-coupled cathode/source follower driver in PP?
  30. CCS power supply loading..
  31. Photo Gallery -- Simple SE build
  32. Buying vintage good tubes
  33. current tube manufacturers and or brands
  34. PSU with TL783-question
  35. Hashimoto H-20-7U for 6v6 in triode SE..?
  36. Speakers impedance
  37. mesh plate el34 (supereTNT)
  38. Tagboard amps
  39. 807 single ended guitar amp
  40. Built the DDDAC MKII USB audio card, modified it to feed SRPP tube amp line stage
  41. 6CL6 vs. 12BY7A
  42. Suggestions for a good tube line amp
  43. 12el6
  44. High Squareness Ratio of a Transformer
  45. What causes a tube to crack?
  46. My 66 Fender bassman tube guitar amp is cutting out intermittently and is making a bl
  47. Ming Da MC-7R transformers for Quad 22 clone.
  48. SimpleSE and Switches
  49. Bias and distortion 6EM7
  50. Need ideas - 6L6GA & 6X5GT
  51. tube microphone preamp design ideas
  52. Firestone Air Chief
  53. Zenith Console find, amp suggestions?
  54. 5842 russian equiv 6S45P or 6C45PI ?
  55. bizarre or good topology idea?
  56. 12 EL6 car preamp
  57. Waxy substance leaking from vintage OPT
  58. Output transformer protection fuses
  59. 5670 SRPP DC coupled to 6S4A
  60. L as last filter element?
  61. Strong cigarette smell in a tube amp
  62. Gas coupling?
  63. Differences between nos Tesla E88CC?
  64. Harmonic parrot food?
  65. Modified 6V6 amp, 350 volt @ 250 K HZ output
  66. best current production el34
  67. Help for correct grounding a Dared VP-845
  68. two 6AL5s as a bridge rectifier
  69. JFET Switching on my tube amp
  70. Leak / Dynaco DIY
  71. S-5 tube amp kits
  72. I wanna build a CHEAP mono tube amp, need advice....
  73. 12ax7
  74. Testing for tube shorts
  75. KT66 alternatives in Quad II amps?
  76. FOR TUBE: 350V High Voltage Regulator
  77. what guideline to match pre and amp?
  78. New to list and 300B amp kits
  79. Krank 100w head w/ only 14v output
  80. Silvertone 1448 Output Transformer?
  81. Primary impedance output transformer
  82. isolation transformer
  83. Cloning transformers
  84. EAR509
  85. EL84 for Ipod and guitar
  86. Tubelab web site down, no more SimpleSE
  87. Schematics of potential interest
  88. super capacitor for dc heater
  89. Need a kit ??
  90. Edcor XSM10K/15K like intestage in tube SE ?
  91. Does anyone know of an LTSpice model for 12B4?
  92. where to order V-Cap ?
  93. Input Volume Pot
  94. Red Army Power-amp
  95. Cloning a HF-60
  96. Michaelson & Austin TVA-1 info
  97. analyze a circuit...quiescence current and R-Load
  98. how to calculate SE Coupling Cap Voltage ?
  99. Tubelab Simple SE Rectifier Problem?
  100. Mullard ECC88
  101. Engineering vs tube rolling
  102. Diode Peak working voltage ?
  103. Help wanted; combining topologies to "new" 807 PPP design ?
  104. Tubelab Simple SE with two Transformers - Centertaps?
  105. Hybrid Amp
  106. transformer information need help
  107. Replacing a cathode resistor with a CCS
  108. DC offset and relays
  109. Sourcing JJ 300B tubes
  110. EICO HF-12 Iron - Use in Guitar Amp?
  111. Decware Vs Rogue Audio
  112. Global Feedback on Mikael's KT88SE
  113. Generating big voltage swings without 'iron'
  114. 6AS7G Grid Voltage ??
  115. Next project 6EM7
  116. Anyone built a tube-based (6BE6 or 6HS8) volume control?
  117. What to replace these caps with?
  118. 5691 plate value ratings
  119. Bussiness trip to Singapore
  120. Paco mike tube amp
  121. Emergency help with Wes' amp
  122. 2A3 without cathode bypass cap???
  123. Best way to burn-in my new SE xfrmers on the bench?
  124. tubelabse pt wiring
  125. Need help with my ST70
  126. 6sn7 direct coupled and transformer coupled
  127. Hickok 605A Test 6DJ8
  128. Grounded Grid Preamp
  129. Beginner WLTM fixer of 300B hum...
  130. Bell 2420 tube amplifier. Bias question. 6v6 push pull
  131. How to figure gain on split-load with positive feedback?
  132. Mikaels KT88SE & VTV Octal Linestage
  133. idiot needs help making sense of funny squigles - Filmosound
  134. Custom Transformer?
  135. How are this schematic ?
  136. Need help with a Tube preamp Kit (6Z4, 6N3)
  137. data sheets for 7239 and 8068
  138. John Swenson's New BDT preamp
  139. no coupling caps
  140. 6SN7GT brand
  141. tube voltage regulator error amp
  142. driving 845's
  143. Just ordered a Korg EMX-1
  144. Maida for Screen Supply
  145. cracked el34 -> replacement squeals
  146. SimpleSE goes Push Pull
  147. Possibly defective Mullard 12AT7?
  148. Basic measurement question re: shorts
  149. EL84 DC 10Y Project
  150. TubeCad Journal FET CCS
  151. russian tube
  152. Source for #81 light bulb for Hickok Fuse
  153. pchw 's tube hybrid amp accurian info
  154. 3c24 se amp
  155. schematic of firstsoundaudio pre amp
  156. 300b-98c mesh bias
  157. 6SN7 coin base tubes
  158. tube rectifiers and electrolytic reforming w/ variac
  159. I'm running my leak stereo 20 single ended. WHAT???
  160. Varnish on old transformer
  161. SE parallel output questions
  162. Darius Loftin White explained
  163. best capacitor
  164. New Sensor's "Mullard" EL34 reissue?
  165. Best Way to Control Plate Voltage?
  166. Any Mods for a Noisy Leak Point one Stereo?
  167. tubes for 87db spendor
  168. 4v for rectifier tube
  169. Need help rebuilding old PA amplifier!
  170. inverted?
  171. Old Tube Radio - Restoration Project
  172. quick - need parts retailers Wash DC area
  173. H&K Tubeman Circuit Questions (added schematics!)
  174. Marshalls: Why did 600V B+ become 470V?
  175. Raising filament winding above cathode with a EZ81 in the circuit OK?
  176. Problem with Beard Audio
  177. 100K pot in a preamp?
  178. Motor Run Capacitor
  179. Power transformer for 6883B tube uses?
  180. EAGLE PCB help with socket on it
  181. Rca Mi-38188
  182. C- Battery Supply
  183. Seperating Preamp from Amp in Integrated Amps
  184. Wind my own output transformer for 100w bass amp
  185. Please help me in getting rid of the buzz.
  186. Tube Phono stage dilema
  187. Grounding with single tap secondary...
  188. VTL - Manley stereo 75
  189. What about KT100 in SE ?
  190. Tube amplifier kit needed to drive low efficiency speaker
  191. feeling very pleased with myself
  192. Quicksilver Retube
  193. My Totem Arro 4 ohm load on KT-88 based amp
  194. using flash camera (and maybe laptop screen or fluorescent) inverters to power tubes
  195. for fans of the EL38 - the E3375
  196. 811a Opt
  197. Guitar amp for Wes is running!
  198. Pure class-A or class AB?
  199. 12B4 PP Full Differential Amp Notion
  200. My opinion on Audio Note M10 schematic - Japan version
  201. B&K 650 tubecharts
  202. Help, I need your advice - What Next?
  203. Sloppy, Unreadable, Childlike schematics
  204. Anybody going to tomorrow's NVCF fair in Leamington?
  205. Randall RGT 100 Amp Problem
  206. Pete's SE E-Linear
  207. 0A2 or 0D3 ?
  208. Counterpoint SA7 modification.. shottky diodes.. thoughts?
  209. LTP feedback
  210. Need help with my super six...
  211. EL509 as a CF
  212. SE Diode
  213. 6FD7, 6BM8 or other
  214. My OLD Project....... cheap tube audio project!!!
  215. tube noise
  216. Fisher 400 questions
  217. RL12P35 amplifier
  218. 6AS7 ppp
  219. 6j5 dc coupled to 12b4a as 2a3 driver
  220. '81 Twin problems
  221. The sound of different EL34īs.
  222. Output transformer and FB
  223. Triode curves for 6AU5
  224. 26/el-84 amp possible..?
  225. Vaic 52B monos
  226. Hour Meter for a Tube Amp..
  227. volume pot replacement
  228. Any Ampeg SVT-II (non-pro) schematics???
  229. Ampex 600
  230. Tubing Testing...how are these numbers?
  231. No-R No-C Power Supply
  232. Are my Speakers efficient enough for my Amp?
  233. doesn't sound quite right
  234. 6DJ8 alternates?
  235. Is this the dumbest question?
  236. Fuse between B+ and output transformer?
  237. Telefunken Double Label Error...Ever seen this?
  238. 300B Summer Build Question
  239. 1,25kW tube amplifier/modulator
  240. 12sn7 heater-cathode voltage
  241. Toroidal output transformers with screen drive- why not?
  242. Help With 6v6 Spice Model
  243. Different 5AR4's have different voltages and warm up time.
  244. Edcor OPT in S5 Electronics K-16LS kit?
  245. SRPP Powersupply, replace R with choke ?
  246. First tube amp
  247. Best low-signal direct heated triodes?
  248. 25-position switched attenuator using a pair of 5-position switches?
  249. Help with dead Jadis Defy7 Amp
  250. Bring test points to chassis - Tubelab

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