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  1. A Tee-Vee T00b Amp
  2. Locating a bad resistor
  3. MiscEI
  4. ST70 iron recommendations please
  5. need help finding a link . . .
  6. Cathodyne Phase Inverter question
  7. Using a ignition coil for a audio transformer
  8. Multiple primary windings
  9. mcintosh mc3500 clone
  10. B+ Delay
  11. My attempt: 5 element Pentode Spice model
  12. Spelling, capitalization, and grammar.
  13. Power Supply
  14. Output Autotransformers
  15. Multi Section Cap....diy?
  16. Mullard: Tube Circuits for Audio Amplifiers" - Price?
  17. Tube rectifier to Solid state Diodes exchange
  18. Hickok 533A help
  19. Custom Cards For B&K 675 Tester
  20. EMC Model 200 Tube Tester Any Info Pls
  21. Bada PH-1 simple box mod
  22. Tubes Rectifier Help?
  23. How to make sense of LTSpice FFT analysis?
  24. Cascode with local feedback
  25. amps
  26. how to preserve copper plates?
  27. Stereo EL34 amplifier
  28. tube amp transformer identification
  29. SA 3000 Counterpoint
  30. Beginner needs advices for 807 PP project
  31. Heater Power Supply Pspice model
  32. FWCT Rectification
  33. dc or not dc
  34. OTL for dummies.
  35. TCJ Cathode-Coupled Amplifier
  36. 845 Low voltage SE AMP
  37. Vacuum Tube Computer Simulation Modeling
  38. Getting a vintage amp to work
  39. Switched DC/DCconverter for B+
  40. What can I do with this?
  41. Super Pas Two
  42. pspice model of 811A
  43. Question on what is more important B+ or Plate Voltage
  44. Can I trust SPICE?
  45. Power supply filter mod
  46. Does antone interested xxx PCB groupbuy ?
  47. 1 signal ground or two?
  48. #47......
  49. Hammond 1650F
  50. 100 watt KT88/6550 Designs
  51. What glue to use for tube glass bulb + base
  52. Tube filaments (heaters) power supply
  53. Quick Ecl86/6gw8 Amp
  54. Need help on eq. hook up for new tube system
  55. Alternatives to the Dynaco ST-70
  56. I need some eq. hook up expert advice please!
  57. Please help identify which plug I need for this socket
  58. Svetlana KT88 winged C's failings
  59. PP amp using 6p15P
  60. Time for another round of "Criticise my Circuit"... err..I mean
  61. Adding a parallel feed on DRD
  62. How hot can resistor stands?
  63. Hybrid amplifier A2 class
  64. Diodes on power supply output for voltage drop?
  65. Converting from single ended parafeed to differential
  66. micro-amp SE with 2,5k OPT+
  67. Unknown Tube Amp
  68. Aikido AC Heater Supply
  69. Help me find some odd looking rectifiers!
  70. So, you may have been wondering...(813 Content !)
  71. Just sharing my 26 experience last night...
  72. Simple 5842-45 SET Amp Design Idea
  73. Yamamoto teflon sockets
  74. new thread, 6BM8 PP build begins...
  75. KT88 Heater Current
  76. 150V plate output tubes
  77. Newbie need to help
  78. Help me please
  79. Elekit TU-870 help
  80. Looking for schematic of Audible Illusion Modulus 3A preamp
  81. Junker Box amp
  82. aikido hybrid with 5 A bias
  83. Shall we compile a list?
  84. drift in direct coupled tubes
  85. Hammond 2XX vs 3XX Power Tranny Questions
  86. Help with this transformer please...
  87. Capacitor upgrade in Paragon 12A
  88. Light bulbs as cathode resistors?
  89. Favorite Threads and Posts in "Tubes" Forum
  90. I need 12v DC- whats the best option?
  91. Beard P35 and Tubes Replacement
  92. Graphic 1/3 Octave Tube Equaliser
  93. GE "Dual Speaker" radio to Harmony H303 conversion : Help, please?
  94. Power Supply Design
  95. Gomes amp
  96. pignose g40v power transformer
  97. Grid battery biased SE output stages
  98. KT88 amp schematic/parts list
  99. Wire Wrap connections for point to point
  100. Aikido Tubes
  101. Recommended tubes for AI Modulus 3A, C-J MV55 and Moscode 300
  102. Schematic Question
  103. EL34 as triode?
  104. Linestage Questions
  105. Help! Building Jax's HFTA
  106. Gobs of AC on ISCO 494
  107. Change step up ratio of input transformer?
  108. LCR RIAA rebuild
  109. common mode choke question
  110. Choosing Choke
  111. Input impedance
  112. Hey Tubelab, Transformer Question
  113. Hybrid Rectifier Check Please !
  114. 1st tube project, tubalizer?
  115. 1st Time project - Report 1
  116. ED-8000 set amp
  117. Hitachi v-202 scope
  118. Cheap and nice looking SE OPT
  119. How much difference 0.22 vs 0.33 cap?
  120. Tubelab SimpleSE
  121. 813 final design?
  122. HPHV regulator, designed by Emile Sprenger
  123. Counterpoint tube amps
  124. SS or tube voltage amplifying stages in an amp with tube output?
  125. 24V Aikido --> 6GM8 with Buffer
  126. Motorboating in Dynaco ST-70
  127. Does such a tube exist?
  128. Noisy PSU?
  129. Bell & Howell amp
  130. Valve Amp with soild state front end
  131. Controlling transient response
  132. Transcendar Budget SE Transformers
  133. Opinion on New Sensor 6SN7GTB?
  134. Determining optimal OT turns ratio
  135. Splitting up the Power Amp
  136. Sowter 5113
  137. Cascoded 6N6P
  138. MachMat or Tentlabs Heater Supply for 300B
  139. Common mode filtering for heater supplies.
  140. Distortion.
  141. 83 rectifier peak repetitive current?
  142. 813 Project has begun !
  143. C3G PX25 DRD - Will it work
  144. 6J5 (Metal Tubes) ....something goes around inside
  145. common-mode chokes
  146. EL-34 and 100k pot
  147. Scott 299 (late) OPT's
  148. Tube magazines
  149. PP plate-choke?
  150. More Phase Splitting Questions
  151. Concertina sanity check
  152. Transformer Specs
  153. The Aikido or Moskido??
  154. KT88 PP suggestion
  155. Ultrapath line amp
  156. Gross loudspeaker cone movement when using tube amps.
  157. Pre-amp power iron advice??
  158. Class A 8417 Amp
  159. DHT output tubes and DC heating
  160. rock music and SE?
  161. Disadvantages of using Zobel and Series notch filter ?
  162. old days source
  163. Mu-follower vs common cathode w/- active load
  164. K40 or K42 Russian PIO: what would you use/recommend?
  165. CCS turning off prematurely?
  166. ESL amp again!
  167. calling Moray James, and others ..wav8 or 6BM8 schemtics--PP.
  168. Does anyone know the output transformer specs of the...
  169. SE EL84 project for my friend
  170. SE amplifier - How much power?
  171. what speakers do you use?
  172. A Tube amp for a Hostille Tube Enviornment
  173. practical choice for an amp
  174. Simple cathode CCS
  175. 2A3s in push pull; class A
  176. 5 VDC heater question
  177. Power transformer snerring.
  178. Subminiature Tube & Tripath Hybrid Integrated
  179. 211
  180. Which of these output tubes?
  181. High Voltage Heater info
  182. 6SL7 in place of a 12AX7?
  183. DHT Tubes
  184. Driving 6AQ5's
  185. schematic wanted
  186. 807s replacing 6L6GCs
  187. Shielded vs twisted pair in internal wiring
  188. tube basics: computing mu and transconductance
  189. Aluminium vs steel chassis
  190. Etf06 & 07
  191. FU 13 tubes
  192. Good Souinding Direct Replacement For 325 / OP 37
  193. how to wire 6.3VDC heater on a heater with center tap (12.6V series, 6.3V parallel)?
  194. The Russian 5U4M is a 5AR4 equivalent ?
  195. WE427A Cold Cathode Diode
  196. reversing polarity in regulated B+ and other question
  197. Anthem Integrated 1
  198. Hickok 800 settings
  199. Advice/Help - Cap upgrade
  200. question on old tube sockets
  201. fisher sa-16 very red tube and?
  202. pros/cons of a 845 VS 211
  203. Preamp Power and Voltage Output
  204. Anyone seen these 6L6GCs before?
  205. online transformer info for newbies
  206. High voltage pseudo-triode
  207. Yes, again: mains-powered KILLER amp without a power transformer.
  208. Quicksilver 300b monoblock (KT88 conversion)
  209. Output transformer (SE) - DIY
  210. is Gary Pimm still around?
  211. carbon composition - 2 types
  212. Input attenuation on Leak amp
  213. 101D Sockets
  214. PC86, '88 RF Amplifiers
  215. Jolida SJ-302A tube swap
  216. Inductance for tweeter OPT
  217. Help me.......What is the 6SN7 ???????
  218. high DCR secondary (power transformer)
  219. Transformer power formula Help???
  220. 2A3 OTL 800 Ohm Speaker
  221. Trying to find specs on transformer core material
  222. 12AX7 suggestions?
  223. power supply (cap input)
  224. is it safe to connect these secondaries in series?
  225. Peter Millett's Uniamp with KT88
  226. Mystery transformer
  227. Can I phase split like this?
  228. How to model psud2 using tube regulator?
  229. Choke-loaded 6C33C stage
  230. EL84 as both driver and output stage.
  231. Silvertone (Sears) stereo amp
  232. Chasing hum in a new tube amp
  233. Zenith K731 AM/FM radio audio random cracking sound in FM mode
  234. 6bx7gt Se Amp
  235. Beard P100 Bias Lights
  236. Metasonix TS-21 modulator
  237. help with diyparadiso schematics
  238. electrostatic shield - nice to have or recommended or doesn't matter?
  239. Simple method for 240V from 240V line
  240. Audiophile bibliophilia nervosa
  241. Help with amp layout
  242. Why triode Mk3 is louder than stock Mk3
  243. Seduction or Cornet for phono???
  244. Please review my 6AQ5 Amp
  245. 832A PP Amp LTP
  246. Checklist to observe before applying the mains
  247. C3g driving 2a3: Triode or pentode?
  248. psud2 question and Fi Primer's 211 circuit
  249. Jolida JD-301A & Jadis DPL
  250. Headphones with a Tube Amp

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