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  1. Best price for tube output and power transformers ?
  2. What kind of output transformer?
  3. transformer
  4. 20W PP Choke PSU Question
  5. Regulated B+ supplies (using tubes)
  6. Confused by the numbers
  7. Feedback on Thorsten's legacy "universal dht" amp
  8. Are there techniques for triode-strapping on the fly?
  9. PROJECT begins: bass preamp
  10. The best bias point for KT88
  11. All tube CCS
  12. GU50 SE Amplifier class A , with 6SN7 Full construction details
  13. 50L6GT & 6L6GT sounds ??
  14. Especially for Tubelab: 845 amp 2.0
  15. Mini guitar amp from a Webcor tape amp, is it possible?
  16. Powerdrive
  17. Filament voltage and affect on Rp
  18. Tube pre-amplifier PSU
  19. Help with a cathode coupled pentode driver?
  20. Amp that has the biggest number of irons
  21. 12AX7A replacement
  22. Bogen CHB-10A Conversion, need help and advice
  23. Who said it was a good idea to try pentode!
  24. Input level
  25. 6V6GT
  26. 6AR6
  27. Any TCJ Push-Pull Calculator users?
  28. 211 Push pull operation points
  29. Edcor CXSE25-8-4K vs Hammond 1628SEA?
  30. Bass guitar preamp
  31. 50W KT88 PP w/ NFB on Bonavolta
  32. Looking for nuvistor pre-amp preamp schematic please. 6CW4?
  33. BELL 3030 Amplifier
  34. Diy Paradise!
  35. Another PP 6B4G
  36. How to get a buffer with overdrive from a 12AX7 ?
  37. Pulsating Glow
  38. Question on using glow tubes (v-regs)
  39. Eliminating the OPT: impedance matching
  40. KT88 and push-pull ultra-linear
  41. Positronic Tubes
  42. Paint steel chassis with the "aluminum paint" used on wire fence?
  43. Best bias for 6cg7
  44. Coupling caps test bed
  45. 829B Based Amp
  46. slight hum still haunting me
  47. CCS bias question
  48. Can't get solder to stick
  49. EL84 amp plus subwoofers? STUPID? OR NOT?
  50. Johan Potgieter
  51. parallel sections
  52. PL504/EL84 SE vs parafeed
  53. [help] Look for McIntosh MI-200 Circuit diagram
  54. My experience: the cheap punch set VS Greenlee punch
  55. 6V6GT SE schematic -need!!!
  56. What's the deal with Broskie's iPod buddy?
  57. a quiz about AC power
  58. Beard P100 Amplifier
  59. Quick identification question
  60. 6V6 guitar amp design attempt
  61. Some more RIAA questions
  62. what to do?
  63. A suspect EL34
  64. Best way of reducing heater voltage?
  65. Musical Instrument tube amp part suppliers
  66. tubelab
  67. My first power amp
  68. El34 SE pentode
  69. All Electron Tubes Manufacturers
  70. Mu stage driver
  71. two questions on Parafeed amplifier
  72. 6AU5GT
  73. Connection advice
  74. 'Tube'-ing a reel-to-reel player.
  75. EL34 make up by PCB
  76. wanted RIAA schematic
  77. What is the best software to create tube schematic
  78. Soft clipping acceptable?
  79. help for this amp
  80. Pentode PP amp for comments, please
  81. 966A rectifier
  82. 938 power triode
  83. PL36 PP Amplifier 22W Full construction details
  84. Quick question about the output of my amp
  85. Sansui Transformers from Tokyo Electronic Industrial Co. LTD.
  86. An "All American" tube Project
  87. Aikido and output transformer
  88. Why are Hammond SE OPTs dissed? Heavier than the competition...
  89. Driver stage headroom
  90. Help me before I deal hot electric death to myself (PS question)
  91. AVO CT-160
  92. Two cathode resistor bypass questions
  93. Home-Made Tube Guitar Heads
  94. What do you guys think?
  95. Antique Sound Lab Aq1003
  96. Audiomaster integrated (Valve) amp
  97. PP Amp using 811A
  98. Replacing ECC83 in Leak Stereo50 with ECC808
  99. 6N30/6H30 Datasheet
  100. Equivalents to 6888
  101. Input voltage
  102. Converting from integrated to pure amp
  103. Final schematic, I think?
  104. Toroidal core saturation
  105. Mystery SE OPT
  106. Is this a Spud Amp ?
  107. input cap V rating
  108. 6922 Heater - BIAS
  109. JJ 2A3-40 Watt?
  110. 12AU7 testing result: Are these tubes still good?
  111. "OTK" stamp on russian devices
  112. Where did nj7p.org go ?
  113. New to forum! Or: A few newbie questions
  114. Powersuply Le Bong?
  115. Fixed Bias: the ups and downs
  116. Bias Adjustment Question
  117. Multiple secondaries hook-up!!!
  118. Plate voltage related to sound?
  119. Array speakers & OTL
  120. First Post - Hum on 5687 Pre-amp
  121. DC powered amps
  122. Evaluating Unknown Power Transformers
  123. 0v grid bias with UL connection?
  124. LV Filament supply quandry
  125. which tube using NonDirect heat with best-class sound ?
  126. Surround Decoder - Subtract amplifier
  127. New To Forum - First Post
  128. Try to understand
  129. tube site
  130. OTL with 6S19P?
  131. What should B+ on 300B push-pull be?
  132. Regulated PSU with EL84
  133. How do I design minimum current for 35W PP AMP
  134. Buying bits'n'bobs...
  135. Can't make this address work.....
  136. schematics for 6C33 single ended OTL?
  137. Guitar amp input tube paralleled
  138. valve preamp
  139. trio W-38 problems
  140. Cheap Russian 2.2uF 400V PIO Capacitor
  141. Otl Se
  142. My 2A3 is being left behind
  143. SE for Bass?
  144. Wal-Mart power supplies
  145. Nice deal!
  146. Look for high-voltage regulator projects
  147. Typical plate Voltage for el34
  148. Arc Sp8
  149. New Phono amp - developing stage
  150. fender princeton 5D2.. DONE!
  151. CCS Bang for the buck output or driver?
  152. pentode driver sanity check - before i build
  153. 6av6 mini pre didn t work
  154. CCS in the output stage
  155. Looking for Schematic using KC3 Preamp ?
  156. If you are looking to try balanced AC power....
  157. The best Coupling cap (under $20)
  158. What makes a speaker "tube-friendly"?
  159. Using 6L6 for 300b driver
  160. Heater reference
  161. 6G15 output transformer selection
  162. Morgan Jones and cascodes
  163. 6A3/6B4G/6S4S(2A3/2S4S) project
  164. blues junior complaints and 6G15 question
  165. Question about changing a hybrid
  166. High-end Class A valve amplifiers will be illegal in USA?
  167. transformerless supply
  168. "Quasi" ultralinear experiment - questions...
  169. Help on a LUXMAN MQ 3600
  170. Changing from 6X4 to EZ81
  171. Design questions, driver stage for SE.
  172. S5 K-12G Question
  173. Ideas for a tube that heavily distorts ?
  174. CCS current sink in the output of my 2 tube 6080 amp.
  175. What do you think about my design (based on IMPAMP)
  176. spearinol oil (in ASC caps)
  177. Larger chassis Hole Punches
  178. HV Diode Selection
  179. Need help form Germany
  180. Output Impedance
  181. How to connect Gridchoke?
  182. Microphone In Guitar amp Question
  183. Triode connecting a pentode?
  184. help on line pre-amp
  185. Edcor P-P Transformers
  186. chassis work in NYC area
  187. low THD guitar preamp
  188. Please help ID this rectifier:
  189. Power Supply Voltage For 5881/6L6 Amp
  190. Audio Electronic Supply AE-25DJH
  191. Trouble: Main transfo short?
  192. help with chassis layout
  193. "Preamp" with remote (long)
  194. 6BY5 High Voltage & High Current Choke Input Design P.S.
  195. x-10 d and x-can version 2/3 schematics
  196. Ugly, but versatile, new amp
  197. Capacitor advice needed for AVA PAS rebuild
  198. Mic pre transformers
  199. Gain of JE labs 300B?
  200. Troubleshooting.
  201. new to the forum pre-amp
  202. Preamp output delay
  203. Super Triode Connection Amplifier Build with 6BM8 and 6AK5
  204. 1st project hum or buzz
  205. Impedans of trafo for EL504 inSE
  206. Can I use 2C39-B to sound
  207. usage of line out trans.
  208. eagle with tubes ?
  209. Rlim in GZ33 datasheet?
  210. LT1085 Current Regulation for DHT filaments
  211. Help Fixing Bias
  212. MC phono amp
  213. 10M45 Mu-Stage Idea?
  214. Hickok 6000A with 6C33 & 13E1...
  215. Isco 494
  216. looking for spice model of 6HA5 or similar tubes
  217. 6SL7 to 6SN7 substitution in power amp?
  218. Adding Subwoofer output to Aikido preamp circuit
  219. A request for PP 6c33c Schematics
  220. Thumping from left speaker when volume is low
  221. Crosstalk in twintriodes?
  222. Example Schematics?
  223. how to choose a rectifier tube? (specifically octals)
  224. Rather odd valve socket - anyone have any ideas?
  225. PS for GG - look for better channel separation
  226. help! T16 OTL schematic
  227. Bench PSU for tubes
  228. Tube Bogen J330 PA amp
  229. FM Stereo Tuner Tube Schematic ?
  230. Conn organ conversion to amp
  231. Smoking Transformer
  232. Questions on 1:1:1 driver transformer
  233. Pentode vrs Mosfet “MU-Stage”
  234. Transformer center tap connections
  235. dumb question :P KT88...
  236. Tube rectifier & regulator (modified)
  237. Some advice on this power supply
  238. Looking for Amperex C11550/1 data.
  239. Inserting tubes into Express PCB
  240. What do you think of this? (211 A2 SE)
  241. Help w/ diyAudio CCS implementation
  242. First DIY Amp Project
  243. HELP with PHONO and MIC preamps.
  244. CLC vs LCLC: is there any advantages other...
  245. Problem with old Heathkit
  246. Does anyone interested tube rectifier & regulator PCB ?
  247. Velleman K4040 conversion from EL34's to KT88's
  248. finished my PCC88 preamp
  249. Max 300B SE output possible with James 6123HS ?
  250. Who's right re bias adjustment versus plate voltage

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