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  1. Webster Amps,Racine Wis.
  2. Help figuring out resistor values
  3. Small (Novel) Tube Rectifiers?
  4. Conrad Johnson ART preamp question.
  5. pd510
  6. i want to build 3D21WB tube PP amp
  7. How to choose an optimal load line for a cathode follwer buffer?
  8. removing sound controlls...
  9. Pentode cathode follower output impedance
  10. Telematic KC401
  11. ebay, 7c kit, worth it?
  12. Mullard 5-10 for guitar use?
  13. Questions: YAQIN MC-100B KT88 together with Spawn Sachiko?
  14. Olson AM-158
  15. Check out my KT88 curves
  16. Just another /\|OOB to Tubes....Need Schem Help
  17. Problem with 832A PP amp
  18. Marantz 8b power transformer
  19. New SET Project
  20. Magnavox Model #OFMC26 Tube Stereo
  21. Balancing Servo
  22. Akai M8 Modding Service Required
  23. 12AX7 basics, some questions on wiring
  24. Hickok Model 600A
  25. Valve for Marshall AVT275 amp
  26. Tube Shield
  27. Choosing an output transformer
  28. Lost in Translation - DIY Japan
  29. Ebay KT88
  30. Filament voltages - an idle curiosity
  31. Project caused by need
  32. PSU issues, advice needed.
  33. Tubelab SE Driver Bias Help
  34. Question about cathode voltage
  35. NOS/NIB tubes what does it mean?
  36. Help to identify transformers
  37. Guitar amp schematic for PPP EL84
  38. DIY tube amp power supply
  39. Socket Saver
  40. Need some tube help!
  41. Need Help Biasing TRV-M300SE Amps
  42. Will this supply work?
  43. First foray into SET, design for your comment
  44. Help understanding a few Ohm's law calculations
  45. Hum in left channer - rogers cadet 3
  46. Need help on understanding AudioResearch like output stage
  47. Help finding 2A3 integrated 2 stage design
  48. 75 / 2A6 Spice Model?
  49. Vacuum Tube DAC
  50. Need help wiring CT transformer
  51. What is this component in my tube amp?
  52. What type of amp should I make with this? Schematic help also needed
  53. 6418 tube preamplifier - Oatley Electronics
  54. Black out coused demage in tube output stage
  55. Need help adding a master volume, and some troubleshooting ...
  56. Other uses for your 807's
  57. Ballantyne output Iron
  58. Power Trafo & Choke headroom
  59. Bare R Cores and bobbins, where???
  60. Plate chokes
  61. Has anyone done anything with the 6112 tube?
  62. el84 amp advice
  63. About to be scammed - bigtime
  64. Dynaco PAS3 -- New Cap board installed
  65. Throw it on the heap... SSE
  66. Loose Tube Bases
  67. 12E1 Triode PP, Any Suggestion?
  68. dac output stage with 5687 pp
  69. Help needed with my Epi Valve Jr
  70. Baby Tube Subwoofer Amp help wanted
  71. 12BH7 and the Simple SE?
  72. "The Bursar" Push-Pull Amplifier
  73. Needed - Advice on tubelab Simple SE build
  74. Oil filled caps - how are they made? DIY caps?
  75. EL34 schematic question
  76. Newb B9A question
  77. 6889 in the Simple SE - misc observations
  78. Recommend me a KT88/6550 + 7N7 (6SN7) Schematic!
  79. 01A tube amp Schematic???
  80. Tubelab's own forum
  81. Are there elegant ways to prevent huge power-on plops?
  82. New EL84 Push-Pull Monoblock
  83. Just to laugh...
  84. QUAD II Stereo Set Up
  85. hammond ao68/7591 question
  86. 6SN7/6SN7 Aikido + CS4398 DAC = HEAVEN
  87. How to run a square wave test on an OPT??
  88. Vanderveen 73 Watt valve amplifier PR20HE-S2
  89. 6LU8 Spud - Request for comments
  90. Increasing Output Power for the Engineer's Amplifier
  91. Amperex
  92. A Single Ended presentation
  93. Single-endet Stereo Amp KT88, 6L6, 6P3S
  94. My new 6H30 pre
  95. amplifier bias
  96. Distortion measurements on Meng 6P1
  97. What's wrong with SE Cad?
  98. Observations
  99. p2p aikido phono finished!
  100. 6AC10 tubes
  101. Tricked On Ebay!
  102. Last newbe queston for today, shielding
  103. Pot actoss the filaments
  104. How to adjust summetry?
  105. Tube swap THD
  106. Yarland 34A - Crunch sound, now not the same, any ideas?
  107. Amp SE using F2a tube
  108. WEST-CAP, How about sonic reputation
  109. New 300B JEL/Walton Builder's thread
  110. The worlds least efficient amplifier
  111. Shuguang 6L6GCR and 6550 - Your Experience Please
  112. Bogen CHB-35 - guitar tube amp conversion (another)
  113. Help me identify these Caps! (hamfest find)
  114. nM scale Valves
  115. Orientation of E-I core OPT and toroidal power transformer
  116. Baldwin Iron
  117. Carver super 7
  118. Question:disadvantages for using a SE OPT on parafeed?
  119. CF after gain stage
  120. New to Tubes, just bought first tube amp
  121. Sonic Frontiers SFP-1 mods?
  122. AES tube brand mixing..
  123. Hum with EL84 Push-Pull
  124. Low Voltage Tube Preamplifier
  125. 27 driving 2A3/45/ or 300B
  126. Tube pre-amp for a vehicle?
  127. Meng Yue Mini schematic?
  128. Do you know this guy?
  129. Triode Pentode combo tubes
  130. M8136 M8137 Mullard
  131. suppo with vinyl?
  132. small binding post for TT ground
  133. 27 Filaments DC in series
  134. Music Angel KT88 hard wired
  135. Nice! First CCS.
  136. bizarre bias, ST-70 experts step inside
  137. hammond power tx 200series update
  138. Volts D.C. panel meter for B+
  139. What is the best tube amp??
  140. 6GM8 Hickok test settings?
  141. NASA space-age tube for audio use
  142. trouble matching line level to guitar amp input level...any help?
  143. ECL86/6GW8 Console opinions
  144. Bad tubes wanted for tester testing
  145. 7868 tube biasing and output trans protection
  146. second build, recommendations , thoughts
  147. Changing Electra-Print DRD45
  148. ruTubes.com. Anyone dealt with them?
  149. output transformer manufacturer
  150. no resistor values........
  151. Gz34 + otl 6n23p
  152. Jukebox Iron
  153. converting tube rectifier to solid state rectifier.
  154. Help please, Jolida 202a hum.
  155. Amperex Bugle Boy tube???
  156. What's a reasonable amount of power-supply ripple?
  157. Vintage tube amp Aux In To CD In
  158. mounting TO-220 devices
  159. My first valve amp - help appreciated :)
  160. Plasma ball in tube
  161. Nagra's engineers at work.
  162. what just happened? Plate glowing
  163. "Mullard 5-20 KT88 PP blocks!
  164. CCS transistor choices
  165. Simple SE parts "Kit"
  166. capacitor upgrade on my tube phono stage
  167. Microphone Preamp
  168. 6N2 swap
  169. K12M / K12G Current Draw
  170. Best china amp?
  171. Hagtech Clarion 2A3 SET
  172. Tubelab Simple SE Schematic
  173. new idea for a tube power amp
  174. help choose between two preamps
  175. Need a MC phono stage, do i need a pre as well?
  176. What the difference between 7591a & 7868
  177. High Voltage Huge Storage CAPS for that Ultimate Valve Amp
  178. Need a good phono stage design..
  179. getting a pop when i power down, help
  180. Japan vs US output tx
  181. My own RIAA tube preamp
  182. Tube-I-zator SRPP DAC I/V-Stage circuit discussions
  183. Lab Power Supply
  184. diy MESA pre as 3rd channel on guitar amp? - Need Advise!
  185. Learning to measure question
  186. Anyone using silver secondary (or PSSS) output tx
  187. Cary audio design CAD-211
  188. mains overvoltage what to do?
  189. Looking Schematic converting Volume pot to Digital Vol for tube amp.
  190. Jean Hiraga SE Amplifier Power Supply
  191. TubeLab SE, Finally
  192. channel imbalance!!!! need help
  193. ESRC Dollar Sale - Going, Going...
  194. Post pics of your glowing tubes
  195. PCB Layout for tube amp
  196. 530V low-ish dropout regulator?
  197. were can i get transformers from
  198. 6N9P data sheet
  199. Newbie questions - RH84 mods
  200. TriodeElectronics Mk3 for rank noob?
  201. 5718 preamp
  202. 12B4 the pre for me?
  203. Anyone used C3G to drive a 2A3 before?
  204. Cascode Tube Mic Preamp: 12AX7/12AU7 Schematic
  205. Bogen MX60A Schematics
  206. Nasty pop when I power down
  207. Timer for tube hours
  208. Personal Tube Amp DIY Project
  209. Common cathode linestage with 6080
  210. Fingernail polish?
  211. Tube Lab Simple SE with interstage transformer
  212. Wintersweet HighVividity Amplifer finalized
  213. Iron loaded preamp, any thoughts?
  214. Tetra Phono Preamp as a DAC analog stage
  215. EL84 Plate Dissipation
  216. bogen m330a -> 5f6a bassman
  217. 12AU7 Amp?
  218. Toroidal Chokes
  219. Using a voltage converter transformer
  220. Regulated PSU question
  221. please help me change this
  222. Stromberg-Carlson Identification Help
  223. pi filter variations
  224. How do I change this design from EL34 to 6L6?
  225. Sun Audio SV-300B MKII DIY
  226. 230-115V step down transformer earthing
  227. PP oscillation problem
  228. Wiring a DPDT for direct in & 2-100k mono pots ..?
  229. Arion "ADONIS" Schematics Request
  230. Phono Stage my first try
  231. Maximum gain with 6SN7 ?
  232. Rca 6md8
  233. Getting the DIYer blues again.
  234. EL34 B review Tung-Sol
  235. Please help with my first valve preamp ?
  236. power supply filter choke current rating.
  237. Will and Aikido Driver Stage work?
  238. Bottlehead Foreplay III improvements, suggestions, alternatives?
  239. DC modules fot DHT amps....too expensive to buy pre-built, why not DIY them?
  240. Sprague 183P Question
  241. Load Resistance (Ra) question applied to OTs
  242. B&K 610 connector pinout
  243. Buzzing Volume and presence
  244. 807 pp build project - whose in?
  245. tubelab simple se: increasing the drive
  246. where to buy dn2540 and 10m45 in UK
  247. ecc88 arcing at shutdown problem...
  248. Question - Output Trafo with CFB
  249. Tubelab SE rect. arcing -looking for more info
  250. Looking for a hookup wire supplier

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