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  1. Depression... and a plea for help!!!
  2. Weston 981 Type 3 schematic and parts list needed
  3. 3W 6C33B-C SE OTL schematics ready
  4. Batory tubes, anyone familiar with these?
  5. Musical Pre-amp topology needed. Interstages please apply!
  6. Tube power Amp matching with SAE Mark M pre amp and AR18 speaker or MS 25i
  7. PowerDrive Circuit for 805 (+ve grid bias)
  8. Alternate spice models
  9. Is this heater supply OK?
  10. Basic RC Value Question
  11. Hookup powersubwoofer to a tube receiver.
  12. Transformer question RE; connections on phono stage
  13. Rectifier Tubes Data - Quick Sheet
  14. Which cabling to use?
  15. Need 396A/6N3P/2C51/407A spice model
  16. Antek Toroidal Power Transformers
  17. HT stands for???
  18. Is it possible to hook up 6c33 plate in parallel
  19. Help eliminating hum
  20. Tube LTP CCS?
  21. Trancsendar Transformers
  22. Hafler/Keroes 6L6 UL
  23. hum
  24. Leads for ISCO PS?
  25. Negative Feedback Bogen CHB100
  26. TubeCad's Hybrid amp question
  27. Cathode bias resistor value for 6SN7?
  28. El84 2-Channel Mono Blocks
  29. Tube Design Books
  30. Interesting Williamson article..
  31. Locating Preamp Output Transformers
  32. Plate characteristics
  33. How do you finance A Great DIY Audio Amp?
  34. 808 Se
  35. Parafeed doubt
  36. A little research: old tube amps from the past
  37. RCA Victor stereo cabinet amp-newb question
  38. Transformer temperature?
  39. switch in SPICE
  40. Using a standard pentode-tetrode as output "space-charge tube" any ideas-experiences?
  41. Tube testers which is the best?
  42. finished !!!
  43. Transformer Leg Connection Question
  44. simple ccs under 5-10mA ?
  45. Curcio Sarah Phono stage: opinions?
  46. suggest a KT88 SE to build
  47. Transformer potting material??
  48. Jan E Veiset Mini EL84 pp
  49. Some questions on non common things
  50. basic question on plate curves
  51. Euro barrier strip palace
  52. ARC D90 needs new electrolytics
  53. 5763 Triode Strapped
  54. Recommend me some transformers for a PP EL84
  55. grid LED bias?
  56. Help on tube socket
  57. Taking CFB to the extremes...?
  58. Output section impedance change query
  59. Tube Suggestions
  60. 82 Popped
  61. OPT Project for EL84 SE
  62. Interesting eBay "listing" for tube amp
  63. How to chose the right choke
  64. Eco warrior thinking of jumping ship !!!
  65. HELP! Cathode bypass caps keep going...
  66. Best Operating point for a 2A3?
  67. Need help with preamp
  68. Best place to buy valves and components?
  69. Replacing cathode resistors of Aikido 1st stage (or other SRPP circuit) with chokes
  70. Circuit calculations
  71. Finally going to give my TVC/active preamp a real home...
  72. Suggestion on the input transformer for tube preamp
  73. sylvania & GE tubes
  74. SE Amplifier
  75. "fisss" on the 6C33C-pp
  76. Best price for tube output and power transformers ?
  77. What kind of output transformer?
  78. transformer
  79. 20W PP Choke PSU Question
  80. Regulated B+ supplies (using tubes)
  81. Confused by the numbers
  82. Feedback on Thorsten's legacy "universal dht" amp
  83. Are there techniques for triode-strapping on the fly?
  84. The best bias point for KT88
  85. All tube CCS
  86. GU50 SE Amplifier class A , with 6SN7 Full construction details
  87. 50L6GT & 6L6GT sounds ??
  88. Powerdrive
  89. Filament voltage and affect on Rp
  90. Tube pre-amplifier PSU
  91. Help with a cathode coupled pentode driver?
  92. Amp that has the biggest number of irons
  93. 12AX7A replacement
  94. Bogen CHB-10A Conversion, need help and advice
  95. Who said it was a good idea to try pentode!
  96. Input level
  97. 6V6GT
  98. 6AR6
  99. Any TCJ Push-Pull Calculator users?
  100. 211 Push pull operation points
  101. Edcor CXSE25-8-4K vs Hammond 1628SEA?
  102. 50W KT88 PP w/ NFB on Bonavolta
  103. Looking for nuvistor pre-amp preamp schematic please. 6CW4?
  104. BELL 3030 Amplifier
  105. Diy Paradise!
  106. Another PP 6B4G
  107. How to get a buffer with overdrive from a 12AX7 ?
  108. Pulsating Glow
  109. Question on using glow tubes (v-regs)
  110. Eliminating the OPT: impedance matching
  111. KT88 and push-pull ultra-linear
  112. Positronic Tubes
  113. Paint steel chassis with the "aluminum paint" used on wire fence?
  114. Best bias for 6cg7
  115. 829B Based Amp
  116. slight hum still haunting me
  117. CCS bias question
  118. Can't get solder to stick
  119. EL84 amp plus subwoofers? STUPID? OR NOT?
  120. Johan Potgieter
  121. parallel sections
  122. PL504/EL84 SE vs parafeed
  123. [help] Look for McIntosh MI-200 Circuit diagram
  124. My experience: the cheap punch set VS Greenlee punch
  125. 6V6GT SE schematic -need!!!
  126. What's the deal with Broskie's iPod buddy?
  127. a quiz about AC power
  128. Beard P100 Amplifier
  129. Quick identification question
  130. Some more RIAA questions
  131. what to do?
  132. A suspect EL34
  133. Best way of reducing heater voltage?
  134. Musical Instrument tube amp part suppliers
  135. My first power amp
  136. El34 SE pentode
  137. All Electron Tubes Manufacturers
  138. Mu stage driver
  139. two questions on Parafeed amplifier
  140. 6AU5GT
  141. Connection advice
  142. 'Tube'-ing a reel-to-reel player.
  143. EL34 make up by PCB
  144. wanted RIAA schematic
  145. What is the best software to create tube schematic
  146. Soft clipping acceptable?
  147. help for this amp
  148. Pentode PP amp for comments, please
  149. 966A rectifier
  150. 938 power triode
  151. PL36 PP Amplifier 22W Full construction details
  152. Quick question about the output of my amp
  153. Sansui Transformers from Tokyo Electronic Industrial Co. LTD.
  154. An "All American" tube Project
  155. Aikido and output transformer
  156. Why are Hammond SE OPTs dissed? Heavier than the competition...
  157. Driver stage headroom
  158. Help me before I deal hot electric death to myself (PS question)
  159. Two cathode resistor bypass questions
  160. What do you guys think?
  161. Antique Sound Lab Aq1003
  162. Audiomaster integrated (Valve) amp
  163. PP Amp using 811A
  164. Replacing ECC83 in Leak Stereo50 with ECC808
  165. 6N30/6H30 Datasheet
  166. Equivalents to 6888
  167. Input voltage
  168. Converting from integrated to pure amp
  169. Final schematic, I think?
  170. Toroidal core saturation
  171. Mystery SE OPT
  172. Is this a Spud Amp ?
  173. input cap V rating
  174. 6922 Heater - BIAS
  175. JJ 2A3-40 Watt?
  176. 12AU7 testing result: Are these tubes still good?
  177. "OTK" stamp on russian devices
  178. Where did nj7p.org go ?
  179. New to forum! Or: A few newbie questions
  180. Powersuply Le Bong?
  181. Fixed Bias: the ups and downs
  182. Bias Adjustment Question
  183. Multiple secondaries hook-up!!!
  184. Plate voltage related to sound?
  185. Array speakers & OTL
  186. First Post - Hum on 5687 Pre-amp
  187. DC powered amps
  188. Evaluating Unknown Power Transformers
  189. 0v grid bias with UL connection?
  190. LV Filament supply quandry
  191. which tube using NonDirect heat with best-class sound ?
  192. Surround Decoder - Subtract amplifier
  193. New To Forum - First Post
  194. Try to understand
  195. tube site
  196. OTL with 6S19P?
  197. What should B+ on 300B push-pull be?
  198. Regulated PSU with EL84
  199. How do I design minimum current for 35W PP AMP
  200. Buying bits'n'bobs...
  201. Can't make this address work.....
  202. schematics for 6C33 single ended OTL?
  203. valve preamp
  204. trio W-38 problems
  205. Otl Se
  206. My 2A3 is being left behind
  207. Wal-Mart power supplies
  208. Nice deal!
  209. Look for high-voltage regulator projects
  210. Typical plate Voltage for el34
  211. Arc Sp8
  212. New Phono amp - developing stage
  213. CCS Bang for the buck output or driver?
  214. pentode driver sanity check - before i build
  215. 6av6 mini pre didn t work
  216. CCS in the output stage
  217. Looking for Schematic using KC3 Preamp ?
  218. If you are looking to try balanced AC power....
  219. The best Coupling cap (under $20)
  220. What makes a speaker "tube-friendly"?
  221. Using 6L6 for 300b driver
  222. Heater reference
  223. 6G15 output transformer selection
  224. Morgan Jones and cascodes
  225. 6A3/6B4G/6S4S(2A3/2S4S) project
  226. Question about changing a hybrid
  227. High-end Class A valve amplifiers will be illegal in USA?
  228. transformerless supply
  229. "Quasi" ultralinear experiment - questions...
  230. Help on a LUXMAN MQ 3600
  231. Changing from 6X4 to EZ81
  232. Design questions, driver stage for SE.
  233. S5 K-12G Question
  234. Ideas for a tube that heavily distorts ?
  235. CCS current sink in the output of my 2 tube 6080 amp.
  236. What do you think about my design (based on IMPAMP)
  237. Larger chassis Hole Punches
  238. Need help form Germany
  239. Output Impedance
  240. How to connect Gridchoke?
  241. Triode connecting a pentode?
  242. help on line pre-amp
  243. Edcor P-P Transformers
  244. chassis work in NYC area
  245. Please help ID this rectifier:
  246. Power Supply Voltage For 5881/6L6 Amp
  247. Audio Electronic Supply AE-25DJH
  248. Trouble: Main transfo short?
  249. help with chassis layout
  250. "Preamp" with remote (long)

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