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  1. 10/10y/801
  2. Double checking my PSU and filter question.
  3. 12B4A tube amplifier with output transformers
  4. Learned a lesson today
  5. What is a Hickok 533 worth?
  6. Kailin El34
  7. Substitute for 5842/417A
  8. Air travel with DIY tube gear.
  9. 6C45 211 Amp
  10. Lowering gain in 12AX7 SRPP preamp
  11. tube amp/speaker match
  12. bifilar output trans in single ended amp
  13. Just to introduce myself
  14. i finished my first amp
  15. Citation II output transformers
  16. type 27 pre
  17. 6072 replacement, pls help
  18. Zen SE84cs transfomer upgrade? Plitron Toroidal?
  19. Has anyone on this forum heard a gainclone?
  20. EL 34 parallel push pull (quad)
  21. K&K Audio Balanced Linestage
  22. Room resonances
  23. EL-84 Integrated amp Project
  24. more newbie questions
  25. copland CVA 306
  26. Mullard 5-20 schematics
  27. Tube crossover for sub?
  28. Simple tube EQ?
  29. Just a few questions
  30. Tube Preamp for Apox Volume Control
  31. Hammond M3 Tube Amp Project
  32. Ultra linear g2-anode suppress
  33. Vacuum State Electronics FVP5A
  34. Mercury model 2000 tube tester
  35. Schematic of ID of this 6V6/6U8 stereo amp
  36. Operating points for #37 triode
  37. simple line buffer
  38. preamplifier with output transformers
  39. Preamp for guitar - low distortion
  40. F.S:unused tube measurer
  41. Nina Mu Stage Preamp - Circuit and Details
  42. Why are 6V6G(T)'s always black inside?
  43. Please clear this up 805 or pcl805
  44. What happend to svetlana tubes?
  45. penta
  46. 6V6 guitar amp...
  47. Phase splitters: Constant current sources
  48. What do you think bout that???
  49. tube amp recommendation
  50. Want a tube amp. Tell me what should get...
  51. The lego-technics transformer winding setup
  52. Toroid transformers
  53. Hempel
  54. Help on SRPP line amp!
  55. leaking magnetic flux
  56. PS evaluation
  57. Diy Phono stage
  58. Ground on OTL
  59. Transformer Steel Material
  60. mid voltage tubes?
  61. stupid first-timer
  62. az1 rectifier, chokes and caps
  63. backwards transformers
  64. Need help - trying to increase gain by paralleling triode sections
  65. Auricaps
  66. SE 6EM7 amp
  67. Simple EL84
  68. E88CC preamplifier _ I need diagram
  69. Need good 10-20watt design
  70. Does anyone here use active (digital or otherwise) XOs or EQs or...
  71. Tube mic preamp
  72. help with AudioXpress cd-rom
  73. protecting output tubes at startup
  74. 6N2, 6N6, 6N11 - Please help a beginner! (long)
  75. C core output transformer
  76. grounding
  77. Microphone Amp/Mixer
  78. Opinion solicitation / Shameless plug
  79. Sound Difference Old verses New Tubes
  80. Rewiring that EL509
  81. Russell Sadd's transformer design page.
  82. Article on Distortion
  83. wiring a 6ak5w as a triode
  84. Ankoru
  85. Basic Preamplifier (Balanced Output)
  86. DIY 5687 Preamp
  87. New tube project done in a BIG way
  88. Svetlana SV572-10 ???
  89. My boombox on.. tubes. :)
  90. From glass to mylar
  91. Suitable driver for Ultralinear?
  92. choke regulated power supply
  93. 'Battery under cathode' bias - long-term users?
  94. Will russian 6H6P tube work instead of E88CC?
  95. few Qs, pentodes, srpp, ect...
  96. Power Supply Caps
  97. 6072A Line-Amp
  98. Buying output transformers in Germany.
  99. Noob Toob Question
  100. Transformer Question
  101. High Powered 3cx300a1 Tube Amp
  102. Grounded Grid Trafo question
  103. PP 6AS7 "Maurits"
  104. Newbie, Tubeee
  105. Useful link for tube-hounds
  106. Vacuum tude diode help
  107. Long-winded capacitor question
  108. good simple SE circuit please
  109. Curcio or Triode Elec for ST-70 hot rod parts?
  110. 6021w
  111. fvp5 dc output
  112. Transfomer Too hot on my AudioNote 300B kit one
  113. Help Please 11e1 Valve
  114. Rogue 120 Mono Blocks
  115. AutotraxEDA help
  116. 845 class A2??
  117. choke and cap question
  118. 813 or 845 for a SE amplifier
  119. My first tube project
  120. I have some tubes... what can I do with them? :D
  121. Are Balance Controls Still Necessary?
  122. Info on N.E.W equipment?
  123. input stage and driver help!
  124. 6KV6A curves?
  125. low voltage tubes (space charge, etc.) for guitar amp?
  126. Dual mono amp for guitar amp
  127. Wurlitzer schematic needed for a 6420 amp
  128. Parelling Output Tubes
  129. cathode bypass in PP output stage?
  130. diy valve amp
  131. Tube amp, output capacitor and headphones impedance
  132. Tek 465 Scope
  133. Software?
  134. Has anyone tried a 37 tube as a preamp
  135. I found some old tubes. Can I use those?
  136. Whaddayathink? - tube amp kit
  137. Problems Lundahl LL1660 and 6c45 to 6c33 Triode!Need help!
  138. #27 tube for line amp?
  139. Troidal OPT winding
  140. some poor n00b who may have gotten lucky...
  141. Battery preamp, concurrent charging
  142. opt windings, need some help
  143. Dynaco A470 Output Transformers
  144. Cleaning tricks for removing rust
  145. Looking for tube design software.
  146. Super Triode Conection amps - opinions needed
  147. Hammond 300BX Power Transformer
  148. 6G4B SE Amp.
  149. Which is the best for output transformers
  150. Power supply problem
  151. resistor in PS?
  152. type 76 simple preamplifier
  153. Lectron JH50 help
  154. preamp help for newby
  155. Skip 805, what can I do with 6HS5?
  156. Tube Nicknames?
  157. Silicone High temp O-rings as tube dampers
  158. a few questions for my first time
  159. humbucking filter choke - how different?
  160. Pros and Cons of this technique?
  161. World Audio Design KLPP1
  162. effects of resistance mismatch in OT
  163. Tube regulators and noise ?
  164. First Time tube amp - need help
  165. Any Cheap Tube-amp kits out there
  166. Tube buffer using 12AU7
  167. What can i do with 805 triode valves( NOS)
  168. Good tube amp designs for Biamping?!?
  169. 6sn7 NOS tubes with strange white sth on pins
  170. Comments on this design?
  171. Real electronics/audio shops
  172. Beefing up EL34 PP
  173. Oscilloscope Recomendations
  174. Paia tubehead mod's?
  175. How much power for a SE 807 amplifier?
  176. 6c33 Se
  177. PSU capacitor max.voltage question
  178. Diode Question
  179. Tuberolling - Is it for real?
  180. Anybody seen this one?
  181. kt88 subsitute?
  182. Help needed on Mullard EL34PP
  183. help me out if you can
  184. Very Low Voltage Preamp
  185. Would this work?
  186. Help with SRPP pre-
  187. Do different tube rectifiers effect the bass response?
  188. a little intermittent thump...
  189. Heathkit EA-2
  190. My first tube amplifier
  191. CAT LS-1 Pre amp
  192. Wave av-8 hot hot ??
  193. My new multichanel passive balanced pre-amp/solar powerd(tube mode)/remotecontrol.
  194. Books for Tube nOObies...
  195. Cook BN/MN preamp
  196. Autoformers (again??!)
  197. is it busted?
  198. Megahertz Audio transformers
  199. Etf.03
  200. Is a Differential Pair (CCS tail) phase inverter suitable for a Class AB outputstage?
  201. Frank´s pre and Rozenblitz power. Building them.
  202. Hi,grataku,look this!
  203. passive preamp for quadII poweramp
  204. Constant Current Sources in Tube Amps
  205. Any good #26 line amp designs?
  206. Raytheon 5842 datasheet anyone, please
  207. circuit diagram for LMI-32216A RCA ORTHOPHONIC POWER AMPLIFIER
  208. Fun little P-P input stage
  209. Seeking 6AQ5's Curve Chart
  210. Something strange that happened today...
  211. EL84 Push Pull Low Freq Humming.
  212. Whispering and Rustling Leaves
  213. 6L6GC PP Problem
  214. Direct coupling question...
  215. is this transformer ok??
  216. Pre to Power - amp matching
  217. nedd az1 tube base in the UK
  218. Pwer Supply Question
  219. test
  220. Help with hum in AC heaters
  221. "non direct" volume control
  222. Volume control
  223. FINDING 6sn7 DESIGN
  224. Transcendent Sound T16 ?
  225. 300b at 3.35V after bridge replacement
  226. Crucial to match tubes when running PSE?
  227. The Emperor's New Amplifier
  228. SE sound from a P-P amplifier
  229. How does a VAC Renaissance 70/70 get 65W from 4 300Bs?
  230. Opinions about T.A.C. amplifiers?
  231. TRIAD specs. needed!
  232. Can you make 0-5V DC out of 2.5-0-2.5V AC
  233. absoluteli newbie from solid.any seriuos help?
  234. Quality and sound of Lundahl transformers?
  235. Anyone ever tried these output transformers?
  236. B+ delay circuit
  237. Regulated Supplies in Tube Amps
  238. Just fired up my CCS'd ECC99 -> SE 2A3
  239. Tube amp for the car
  240. My plans for this kit, any comment to improve!!!!
  241. Query....CCDA for Mark III
  242. Using a transformer as a filter
  243. Quality of Hammond 300 series power transformers compared to 200 series?
  244. Marantz preamp
  245. Octal Cornet
  246. Raven using Lundahl instead Sowter
  247. Vote NOW for a globe TJ meshplate 45.
  248. Jadis Defy 7 Help!
  249. How do I calculate (or measure) my amp's output impedance?
  250. 6CD6GA for amplifier

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