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  1. Transformer Leg Connection Question
  2. simple ccs under 5-10mA ?
  3. Curcio Sarah Phono stage: opinions?
  4. suggest a KT88 SE to build
  5. Transformer potting material??
  6. Jan E Veiset Mini EL84 pp
  7. Some questions on non common things
  8. basic question on plate curves
  9. Euro barrier strip palace
  10. ARC D90 needs new electrolytics
  11. 5763 Triode Strapped
  12. Recommend me some transformers for a PP EL84
  13. grid LED bias?
  14. Help on tube socket
  15. Taking CFB to the extremes...?
  16. Output section impedance change query
  17. Tube Suggestions
  18. 82 Popped
  19. OPT Project for EL84 SE
  20. Interesting eBay "listing" for tube amp
  21. How to chose the right choke
  22. Eco warrior thinking of jumping ship !!!
  23. HELP! Cathode bypass caps keep going...
  24. Best Operating point for a 2A3?
  25. Need help with preamp
  26. Best place to buy valves and components?
  27. Replacing cathode resistors of Aikido 1st stage (or other SRPP circuit) with chokes
  28. Circuit calculations
  29. Finally going to give my TVC/active preamp a real home...
  30. Suggestion on the input transformer for tube preamp
  31. sylvania & GE tubes
  32. SE Amplifier
  33. "fisss" on the 6C33C-pp
  34. Best price for tube output and power transformers ?
  35. What kind of output transformer?
  36. transformer
  37. 20W PP Choke PSU Question
  38. Regulated B+ supplies (using tubes)
  39. Confused by the numbers
  40. Feedback on Thorsten's legacy "universal dht" amp
  41. Are there techniques for triode-strapping on the fly?
  42. The best bias point for KT88
  43. All tube CCS
  44. GU50 SE Amplifier class A , with 6SN7 Full construction details
  45. 50L6GT & 6L6GT sounds ??
  46. Powerdrive
  47. Filament voltage and affect on Rp
  48. Tube pre-amplifier PSU
  49. Help with a cathode coupled pentode driver?
  50. Amp that has the biggest number of irons
  51. 12AX7A replacement
  52. Bogen CHB-10A Conversion, need help and advice
  53. Who said it was a good idea to try pentode!
  54. Input level
  55. 6V6GT
  56. 6AR6
  57. Any TCJ Push-Pull Calculator users?
  58. 211 Push pull operation points
  59. Edcor CXSE25-8-4K vs Hammond 1628SEA?
  60. 50W KT88 PP w/ NFB on Bonavolta
  61. Looking for nuvistor pre-amp preamp schematic please. 6CW4?
  62. BELL 3030 Amplifier
  63. Diy Paradise!
  64. Another PP 6B4G
  65. How to get a buffer with overdrive from a 12AX7 ?
  66. Pulsating Glow
  67. Question on using glow tubes (v-regs)
  68. Eliminating the OPT: impedance matching
  69. KT88 and push-pull ultra-linear
  70. Positronic Tubes
  71. Paint steel chassis with the "aluminum paint" used on wire fence?
  72. Best bias for 6cg7
  73. 829B Based Amp
  74. slight hum still haunting me
  75. CCS bias question
  76. Can't get solder to stick
  77. EL84 amp plus subwoofers? STUPID? OR NOT?
  78. Johan Potgieter
  79. parallel sections
  80. PL504/EL84 SE vs parafeed
  81. [help] Look for McIntosh MI-200 Circuit diagram
  82. My experience: the cheap punch set VS Greenlee punch
  83. 6V6GT SE schematic -need!!!
  84. What's the deal with Broskie's iPod buddy?
  85. a quiz about AC power
  86. Beard P100 Amplifier
  87. Quick identification question
  88. Some more RIAA questions
  89. what to do?
  90. A suspect EL34
  91. Best way of reducing heater voltage?
  92. Musical Instrument tube amp part suppliers
  93. My first power amp
  94. El34 SE pentode
  95. All Electron Tubes Manufacturers
  96. Mu stage driver
  97. two questions on Parafeed amplifier
  98. 6AU5GT
  99. Connection advice
  100. 'Tube'-ing a reel-to-reel player.
  101. EL34 make up by PCB
  102. wanted RIAA schematic
  103. What is the best software to create tube schematic
  104. Soft clipping acceptable?
  105. help for this amp
  106. Pentode PP amp for comments, please
  107. 966A rectifier
  108. 938 power triode
  109. PL36 PP Amplifier 22W Full construction details
  110. Quick question about the output of my amp
  111. Sansui Transformers from Tokyo Electronic Industrial Co. LTD.
  112. An "All American" tube Project
  113. Aikido and output transformer
  114. Why are Hammond SE OPTs dissed? Heavier than the competition...
  115. Driver stage headroom
  116. Help me before I deal hot electric death to myself (PS question)
  117. Two cathode resistor bypass questions
  118. What do you guys think?
  119. Antique Sound Lab Aq1003
  120. Audiomaster integrated (Valve) amp
  121. PP Amp using 811A
  122. Replacing ECC83 in Leak Stereo50 with ECC808
  123. 6N30/6H30 Datasheet
  124. Equivalents to 6888
  125. Input voltage
  126. Converting from integrated to pure amp
  127. Final schematic, I think?
  128. Toroidal core saturation
  129. Mystery SE OPT
  130. Is this a Spud Amp ?
  131. input cap V rating
  132. 6922 Heater - BIAS
  133. JJ 2A3-40 Watt?
  134. 12AU7 testing result: Are these tubes still good?
  135. "OTK" stamp on russian devices
  136. Where did nj7p.org go ?
  137. New to forum! Or: A few newbie questions
  138. Powersuply Le Bong?
  139. Fixed Bias: the ups and downs
  140. Bias Adjustment Question
  141. Multiple secondaries hook-up!!!
  142. Plate voltage related to sound?
  143. Array speakers & OTL
  144. First Post - Hum on 5687 Pre-amp
  145. DC powered amps
  146. Evaluating Unknown Power Transformers
  147. 0v grid bias with UL connection?
  148. LV Filament supply quandry
  149. which tube using NonDirect heat with best-class sound ?
  150. Surround Decoder - Subtract amplifier
  151. New To Forum - First Post
  152. Try to understand
  153. tube site
  154. OTL with 6S19P?
  155. What should B+ on 300B push-pull be?
  156. Regulated PSU with EL84
  157. How do I design minimum current for 35W PP AMP
  158. Buying bits'n'bobs...
  159. Can't make this address work.....
  160. schematics for 6C33 single ended OTL?
  161. valve preamp
  162. trio W-38 problems
  163. Otl Se
  164. My 2A3 is being left behind
  165. Wal-Mart power supplies
  166. Nice deal!
  167. Look for high-voltage regulator projects
  168. Typical plate Voltage for el34
  169. Arc Sp8
  170. New Phono amp - developing stage
  171. CCS Bang for the buck output or driver?
  172. pentode driver sanity check - before i build
  173. 6av6 mini pre didn t work
  174. CCS in the output stage
  175. Looking for Schematic using KC3 Preamp ?
  176. If you are looking to try balanced AC power....
  177. What makes a speaker "tube-friendly"?
  178. Using 6L6 for 300b driver
  179. Heater reference
  180. 6G15 output transformer selection
  181. Morgan Jones and cascodes
  182. 6A3/6B4G/6S4S(2A3/2S4S) project
  183. Question about changing a hybrid
  184. High-end Class A valve amplifiers will be illegal in USA?
  185. transformerless supply
  186. "Quasi" ultralinear experiment - questions...
  187. Help on a LUXMAN MQ 3600
  188. Changing from 6X4 to EZ81
  189. Design questions, driver stage for SE.
  190. S5 K-12G Question
  191. Ideas for a tube that heavily distorts ?
  192. CCS current sink in the output of my 2 tube 6080 amp.
  193. What do you think about my design (based on IMPAMP)
  194. Larger chassis Hole Punches
  195. Need help form Germany
  196. Output Impedance
  197. How to connect Gridchoke?
  198. Triode connecting a pentode?
  199. help on line pre-amp
  200. Edcor P-P Transformers
  201. chassis work in NYC area
  202. Please help ID this rectifier:
  203. Power Supply Voltage For 5881/6L6 Amp
  204. Audio Electronic Supply AE-25DJH
  205. Trouble: Main transfo short?
  206. help with chassis layout
  207. "Preamp" with remote (long)
  208. 6BY5 High Voltage & High Current Choke Input Design P.S.
  209. x-10 d and x-can version 2/3 schematics
  210. Ugly, but versatile, new amp
  211. Capacitor advice needed for AVA PAS rebuild
  212. Mic pre transformers
  213. Gain of JE labs 300B?
  214. Troubleshooting.
  215. new to the forum pre-amp
  216. Preamp output delay
  217. Super Triode Connection Amplifier Build with 6BM8 and 6AK5
  218. 1st project hum or buzz
  219. Impedans of trafo for EL504 inSE
  220. Can I use 2C39-B to sound
  221. usage of line out trans.
  222. eagle with tubes ?
  223. Rlim in GZ33 datasheet?
  224. LT1085 Current Regulation for DHT filaments
  225. Help Fixing Bias
  226. MC phono amp
  227. 10M45 Mu-Stage Idea?
  228. Isco 494
  229. looking for spice model of 6HA5 or similar tubes
  230. 6SL7 to 6SN7 substitution in power amp?
  231. Adding Subwoofer output to Aikido preamp circuit
  232. A request for PP 6c33c Schematics
  233. Thumping from left speaker when volume is low
  234. Crosstalk in twintriodes?
  235. Example Schematics?
  236. how to choose a rectifier tube? (specifically octals)
  237. Rather odd valve socket - anyone have any ideas?
  238. PS for GG - look for better channel separation
  239. help! T16 OTL schematic
  240. Bench PSU for tubes
  241. FM Stereo Tuner Tube Schematic ?
  242. Smoking Transformer
  243. Questions on 1:1:1 driver transformer
  244. Pentode vrs Mosfet “MU-Stage”
  245. Transformer center tap connections
  246. dumb question :P KT88...
  247. Tube rectifier & regulator (modified)
  248. Some advice on this power supply
  249. Looking for Amperex C11550/1 data.
  250. Inserting tubes into Express PCB

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