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

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