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  1. Rowe AMI jukebox amp
  2. Does this power supply make any sense to you?
  3. Zener Diode Question
  4. 829B as LTP?
  5. Need a little help with Aikido 6n1p/6n6p
  6. Power switch location..
  7. Mini Millet (starving student) and iPod??
  8. valve preamp for quad 303
  9. Paging Wavebourn - article on Russian caps...
  10. I'm about to drive a stake thru the heart of my Aikido linestage
  11. questions on Mikael Abdellah circuit optimized for EL34 triode operation
  12. Model 16LS Stereo Integrated Tube Amplifier
  13. hum on pre-amp when volume is turned up
  14. 813 RCA amplifier - 25w, class A1, single ended,2 tubes,Rout~1ohm
  15. Interesting circuit, filter question.
  16. Choke Voltage ratings
  17. Hole drills
  18. Major amp circuit redesign- need some expert advice
  19. Daft Hybrid Amp
  20. 6n18-v tube amp
  21. Old big/long plate 12AX7's & 12AT7's
  22. in progress
  23. JTM45 clone
  24. A good tube amplifier power supply
  25. Anyone compared electra-print SE:PP interstages to electra-print PSA-2 autoformers
  26. El34 Se
  27. Question on choke
  28. Simple SE output transformer: James or Edcor?
  29. Looking for beter EL34/6CA7 tubes for C-J MV55 amp
  30. SET tube replacement
  31. Some kind of buffer/preamp for my SS guitar amp fx loop
  32. VALVOLOZZO triode amp with toroids output trafo...help me
  33. Old amp kit making noise and its getting OLD.
  34. Another Tube pre query !
  35. Simple SE aux capacitor
  36. do 6h30 glow at the top only
  37. canadian source for triad choke?
  38. Fork vs. Sleeve Terminal Octal Sockets.
  39. Step down grid choke vs. interstage transformer
  40. Who knows James 6123HS parameters? Or where to ask
  41. Advantage of a FET-BJT CCS vs BJT only
  42. Question - PCB Design with Multisim/Ultiboard
  43. Trouble choke loading tube in regulated supply
  44. PSUD newbie: modeling Tubelab SE
  45. Bassman Schematic Alterations
  46. Fixed Bias adjustment
  47. web resource for tube pricing?
  48. Need help on Kenwood KR 7070
  49. 110v or 220v, how can you tell?
  50. Calling UK builders Simple SE, Pre & Phono advice
  51. Stoked about new volume control for my Simple SE
  52. Tubes Down Under...
  53. To anyone using 808s
  54. Grounded power supply cord on a transformerless amp ?
  55. Documenting SimpleSE FRED Problem
  56. PP KT88 Mono blocks?
  57. Looking for 6.3V 1A ccs heater supply for dht
  58. testing for the ratios on old opt's
  59. Any Transformer Winders?
  60. Output trans plate load question 5687 vs 5965
  61. KT88 triode strapped question
  62. 6528/8080 Triode - NOS Only ???
  63. Opinions gratefully recieved.
  64. Wiring Power Transformer in Parallel
  65. Is there a best location for a volume control?
  66. bass guitar preamp
  67. P2P vs PCB
  68. Help on EL84 / ecc83 SE project -very low volume
  69. 4E27 Triode connection SPICE model
  70. 300B driving 845
  71. Breaking in your tubes?
  72. 6SN7 equivalents in B9A
  73. Figuring out how many watts I need
  74. How do I tell whether a different replacement output transformer will be ok?
  75. OPT linestage question
  76. 6AS7 preamp buffer
  77. Where to put the MV ?
  78. 5u4g input capacitor
  79. Chassis metal advantages/disadvantages?
  80. Experience please: Tung-Sol 6L6GC STR
  81. Transformer winding resistances
  82. Capacitor Voltage Rating Question
  83. Oh my where to begin!? PTP related question.
  84. tube bayonet pin gone.
  85. Attn: Glass_painter - Pioneer SM-83 Transformers Dissected
  86. Please help ID this DIY tube monoblocks
  87. Amp thinks it's a receiver ??
  88. Anyone remember heathkit s99?
  89. Blue Voodoo Solid State Rects to Tube Rects?
  90. Renovation of fifty years old tube amplifier
  91. Big Boss: a simple and basic el84 PP amp in progress
  92. Line Stage for Mikael SE KT88
  93. DIY tube guitar amp oscillating, please help!
  94. Philips EL3536
  95. Tube Tester's
  96. Counterpoint SA-5000 P.S.U part identification needed
  97. 6GU7 in an Aikido?
  98. suggest about 9002/vt202 preamp please
  99. 7591a Alternatives
  100. tube rectifier plug in s-s replacement
  101. Oscillation in tube amps
  102. simple se cathode resistor question
  103. 6GT5 audio amp?
  104. How can a resistor "sound" good?
  105. Pin numbering, viewed from bottom or top?
  106. The Hybrid Class A amplifier
  107. 485V Regulated Power Supply
  108. 0B3 Glows Orange
  109. New Reissue tubes...Good/Bad???
  110. PP amp design , your thoughts please.
  111. Aikido + Phono section preamp
  112. Newcomb el84 amp
  113. Any Australians want to share shipping for valves from ESRC?
  114. 5718 Nuvistor ?
  115. Trimmer pot source?
  116. Pentode Miller Capacitance, and which spec value to use?
  117. Brother can you spare a preamp design?
  118. Reducing tremolo beating
  119. Russian tube equivelants
  120. Another question about russian tubes
  121. Why match tubes?
  122. My XPP OTL Headphoneamp
  123. Joining the Tubelab SE club
  124. Simple heater question
  125. Fender always taking care of tubes....
  126. Need small SET transformer (12B4)
  127. Red Hot 6L6GC
  128. How do these curves look?
  129. Why does lowering screen voltage reduce headroom?
  130. Class A2 Direct MOSFET Coupled SE
  131. Volume Surges Fender "The Twin" - transformer going?
  132. simple SE questions
  133. Best tubes for ~100w 1.9k p-p?
  134. Installing bleeding resistors
  135. Capacitor Comparison Conundrum
  136. Tubelab SE socket raise
  137. RH84 finish!
  138. cathode biasing question
  139. Modding an old tube amp???
  140. More snake oil
  141. simple se success!
  142. Rectifier swap out?
  143. Input impedance of tubelab simple se
  144. Capacitor tolerance
  145. Please comment my F2a SE schematic
  146. E80CC aikido
  147. Heater wiring help!
  148. Differential output stage: cap voltage?
  149. 6C41C in a PSU regulator?
  150. Filament Wiring - Shielded vs. Twisted?
  151. Transformer reflected impedance games? Overspec'd output power?
  152. SE 6V6 cathode resistor value
  153. Very strange gremlins in my phono PS
  154. which kit to build - first kit ever
  155. Does anyone know the plate reistance of a 6CW7/ECC84
  156. Shindo Claret
  157. se, srpp, pcb design criteria
  158. Looks like a promising SE build ??
  159. Apologies to Alex Kitic- RH84 Three Channel?
  160. 6L6 AB1 Push-Pull
  161. Jadis JA-30
  162. Black Gate "snubbing"
  163. New Schematic - PP UL 6V6-types, CCS-fed
  164. build up a new line amp
  165. How do you make a DHT amp REALLY HUM FREE????
  166. Experience with AnTek OPTs?
  167. 6V6 PP AB1 circuit
  168. Help with powering down a trafo
  169. Computer program for tube curves and Spice models
  170. Some help/advice with a guitar amp layout.
  171. Physical orientation of transformers
  172. Which EL34 tubes for Hi Fi
  173. Choke input power supply, capacitor ratings
  174. EL36/6CM5 SE design critique
  175. New 6F6 Amplifier Project
  176. Transformerless Tube Amp
  177. GE sealants: which to use?
  178. Bias supply and grid current
  179. US Army Russian Electronics Dictionary
  180. Speaker Pop!
  181. Steve Bench RIAA preamp users
  182. MAC free schematic drawing software?
  183. Using James JS-6123HS with EL84 SE is overkilled?
  184. Volume pot for simple se
  185. s5electronics 16ls schematic
  186. New to valve amps - given a 'project'
  187. Are there any loctal PC sockets?
  188. cheap and easy tube preamp
  189. Stereo bass problem
  190. SRS-360 East German transmitting tubes
  191. What the heck does a getter do ?
  192. Capacitor polarization help!
  193. MasterSound Tube Amplifier
  194. PC900 / EC900 curves
  195. 2x 12AX7 preamp fuse value
  196. Crackling Noise in Tube Amp (only) & PC Sound Card
  197. The Mullard 3-3
  198. Audio Research D125 Schematic?
  199. Glass B1. Need advise
  200. Eagle Library for OPT?
  201. Computing or measuring anode curves w/ CFB
  202. Northlake PT ??
  203. Greatest circuit ever (or weirdest)
  204. Advise for nervous EL84 user
  205. K-12G problems
  206. Changing AC heaters to DC
  207. Phase change when adding gain stage?
  208. XiangSheng Amplifier
  209. Grid stopper resistor for 12B4A?
  210. Lundahl LL1620 SE-OPT : Ultra linear ?
  211. Thordarson transformers
  212. Ampeg SVT cloners, chime in!
  213. Electra Print & SAC ( Silk )?
  214. Audio Transformer articles I would like copies of !
  215. K-12 with headphones?
  216. cap wire lead covers
  217. Single ended amp, EL34, KT88 ideas??
  218. Kt-66 and Simple SE
  219. Wavebourn Pyramid - VII driver stage
  220. Mysterious OPT winding tap
  221. DHT…. Get rid of the Hum Pot!
  222. Operating Amp Without Load
  223. Tube choices for Simple SE?
  224. Looking for information on old thread
  225. Tube Leveling Amplifier
  226. Anyone with knowledge of the 12b4?
  227. 7695...useful audio tube??
  228. simple se blowing rectifier and fuse
  229. PSUD - How do interpret the results?
  230. Solder station
  231. TubeLab SE blowing fuse on B+ ramp up
  232. preamp for pl504 amp
  233. Resistor after volume pot
  234. 6021 Amp project..looking for some input
  235. 807 SE project started....
  236. Fun with glow tubes, a success story
  237. OPT question
  238. Sources for Replacement Fender Filter Caps
  239. Cheap and easy vacuum impregnation
  240. How to measure mains waveform safely?
  241. Wanted - High Power, High Voltage, Audio Frequency Transformer Manual.
  242. Aikido Resistor Help
  243. Changing 6SQ7 to 6SL7 in SE amp
  244. Multi-tap OT
  245. harmon kardon a700 amp output trafo impedance
  246. An SE 813 OPT?? SP. Wound??who zat?
  247. Tube rectifier to diode
  248. The Trioderizer
  249. increasing coupling capacitor value in we 91
  250. diy SE Tube Amp

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