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  1. ecc83 alternatives?????
  2. Shunt Reg PS for PT15 ?
  3. 6AS7 OTL headphone amp schamatic help
  4. pentodes triodes and stuff
  5. Separate Power Supplies - Any Benefits?
  6. does rodding improve pre amps ?
  7. 12E1 SE Amplifier
  8. EL34 amplifier
  9. Linestage topologies
  10. KEL 84 Knobs
  11. signal in power supplies ?
  12. power supply umbilical
  13. Preamp PSU from salvaged bits?
  14. Raised Heaters?
  15. Psu-sos
  16. C-TEC AMP ultra minimal design
  17. Phono amp from spares?
  18. 300b driving question
  19. Wiring a D3A and E810F....
  20. Aikido question
  21. Audioromy 805
  22. chokes for somenoe...
  23. Cost no object
  24. Amp Question.
  25. 300B PSE into 'phones ??
  26. sound design pre amp
  27. Cooper-Smith 20 Watt Valve Amp Design
  28. Joplin
  29. 6AS7/6080 PP amp?
  30. Andrew's C3g/Aikido phono amp
  31. Offered - 1 watt of heaven
  32. Transformer Volume Control.
  33. Simple headphone amp.
  34. ECL82 Preamp ?
  35. 300B Valves - Life, what to replace with?
  36. Fixed bias
  37. Quantum 102
  38. mods to TL 83/88 Phono Amp?
  39. Joplin
  40. Can tube curves lie?
  41. heater supply
  42. Compactron 6FJ7 socket - Help!
  43. What I did while you were all having fun in Owston
  44. lets talk about preamps??
  45. PT15 Amp build
  46. Dave Slage AVC
  47. check this out....
  48. Bl##d@ Push Pull!
  49. what to do with this amp
  50. JJ EL509 sweep tube is actually rather good.
  51. Anyone want a free transformer ?
  52. CCS loaded 6SN7 driver stage
  53. In at the Deep End.
  54. P-P Feedback
  55. modding the Bada ph-12
  56. Chip confessions
  57. ground plane....
  58. Interelectrode capacitance
  59. Help Needed!
  60. 25W OTL amp
  61. smps design
  62. How to get a +15v and -15v supply in a Kel84?
  63. Slight OT - Vishay RN65 resistor in Uk ?
  64. RIFA Cap's
  65. Which DC for Hum ?
  66. working on a design for a killer pre.
  67. gm70 Boat Anchor monoblocs.
  68. Komrade DHTski reporting in.
  69. Heaters - who'd have them
  70. Integrated Stereo SET Project
  71. Reservoir caps
  72. Best output TXs for money help
  73. Sovtek GZ34 good or bad?
  74. DC or AC Heater Supplies for DHT
  75. Aikido headphone amp
  76. JRB Riaa Phono Question
  77. Transformer parameter measurements
  78. fun and frolics with a Glasshouse TVC
  79. My PSE EL34 finally up and running
  80. Calculations for interstage transformers?
  81. Load Resistance for vintage triodes
  82. Another KEL84 newbie thread
  83. It can't happen here!
  84. OTL Amplifier
  85. loads of circuits here.
  86. Transformer VA Rating
  87. Valve DAC buffer
  88. uf5408?
  89. best source for good phono sockets?
  90. this is what I am working on...
  91. heater wiring tutorial...
  92. wkz alternatives ?
  93. interesting diy links...
  94. my new 300b amplifier
  95. My first tube amp design
  96. Newbie 832 Amp
  97. What am i ?
  98. I Tried A Transistor Amp!
  99. basie preamp experiments
  100. Wow !!!
  101. Headphone amp PSU Help Pleas
  102. 50/47uf Electrolytics
  103. My project for the holidays
  104. The Perfect Amplifier
  105. Ampifier cases.
  106. LargE Oilers
  107. James JS-6123H output TX ?
  108. Breath new life into your KEL84...
  109. 811A amp Class A2
  110. My new toy
  111. Changing 100K to 50K pot?
  112. Could be a daft question...but what the hell
  113. Coupling cap values?
  114. amp face panel printing
  115. modifications in 300B
  116. Glasshouse 300B
  117. Vt-25
  118. Phono Stage
  119. Super Sanken Final Stage "Tauro"
  120. 6336A single ended amp
  121. DC Heater citcuits for DHT
  122. GM-70 amp
  123. Basie musings
  124. 6L6 Push Pull Amp...
  125. The Walt Jung Super-Regulator
  126. which end of the screen do you earth?
  127. Good DIY power amp schematic
  128. VTV Linestage - Tube choice
  129. Mini XLR connectors
  130. diy interconnects
  131. 845 Project
  132. wad amp on ebay
  133. Transformer Covers
  134. Direct-Coupled PX25 Amp
  135. Valve Rectified PSU for SimpleEL84 Amp
  136. My Favorite Balanced DAC
  137. Just discovered the joy of valves
  138. Future DIY amplifier
  139. best cheap output tx's
  140. formulating theory
  141. The simple EL84PP amplifier
  142. RE: Globe Tube equivalent of 6SL7 - Ideas?
  143. single ended amp brewing....
  144. 12volt valve pre-amp for a car hifi install???
  145. 845 Output Trannies
  146. Input tube choice
  147. Thermister - what value?
  148. Screen Voltage Regulation and CCS
  149. In praise of ... Loftin White
  150. why ebay could be untrustworthy...
  151. be honest, where are we at.
  152. Phono3 Clone
  153. 832A Amplifier
  154. Which Chinese SET Amp?
  155. Re-wiring Output Transformers
  156. the GAS Amplifier
  157. 2a3 amplifier
  158. New JBR Phono Amp - Unicorn variant
  159. Passive pre
  160. 300b SE amp and wd25
  161. single ended power supply
  162. how to design a perfect preamp in 4 easy steps
  163. Prof W. Marshall Leach MC Head Amp
  164. mc valve step up
  165. quick info on feedback
  166. Grid bias vs cathode bias
  167. new system...ok?
  168. Mr Liang
  169. schematic for valve phono stage
  170. What a Silly Preamp
  171. mullard ecc83
  172. my diy grounded grid preamp
  173. Prototype OPT
  174. A total novice builds a clone (hopefully)
  175. hagerman bugle
  176. Diamond AMP - sound as you like.
  177. 1000w Amp Anyone?
  178. any ideas for a BOBA type amp.... calling DTB
  179. Help fixing music angel kt88
  180. Mr Liang
  181. Full Wave valve rectifier selection
  182. Suitability of Stripboard
  183. SUPEROPA amplifier
  184. new maplins 4/20
  185. Fireworks in my valves!
  186. Ali Taits Owston Aquisitions - How do they sound?
  187. 300b amp rebuild
  188. Rocky - The Quatroquel
  189. Nightmare on EL34 Street
  190. Adding an LED fed from a 6.3v DC supply
  191. A tale of two Hampiflyers
  192. my last invention
  193. KEL84 / 88VA PCB and Schematics
  194. Gm70 valves
  195. Best practice for pre amp rewire, help pls
  196. Maplin Newton pre-amp
  197. Leak Stereo 20 advice
  198. Replacing silicon rectified PSUs with valve based ones
  199. Hi-end 845 with only two stage
  200. Simple Mosfet SE amp
  201. Nelson Pass F3
  202. Slight prob with amp/pre
  203. Speaker return path
  204. Help 6h30 line stage.
  205. Good DIY tube amp...?
  206. Rotel rq970 phono amp mods
  207. 832a PSE
  208. My Pass B1 Buffer and some help please!!!
  209. Component Placement?
  210. Transformer Voltage Off-Load
  211. PT15 revisited.
  212. 110v or 240v primary
  213. looking for classic valve amp
  214. Troublesome Leak Stereo 20
  215. New tubes needed
  216. Hi All
  217. Steef last IDEA about CFP Stage!
  218. LM 386 IC Audio Amp
  219. Pre II cathode follower cap value
  220. Dodgy VTL ST85
  221. Last News about Hi-Amp
  222. Digital Source to what????
  223. Value of WAD KLPP1 and K5881 PSE amps
  224. e.a.r 859 clone problems...
  225. r-core output transformers...
  226. Tung Sol EF806S
  227. 845 or 211 ?
  228. GM70 Tube help please
  229. 6d22s
  230. GM70 Tube biasing problem
  231. Vu meter
  232. Gm70 variants
  233. Music Angel hard wired
  234. my edition of Le Monstre
  235. OpAmp question...
  236. Power Supply query
  237. A question from a swedish BB (feedback)
  238. Valve buffer for NOS DAC
  239. Driving an EM84 'Magic Eye'
  240. Thermistor With Hybrid Graetz G34
  241. KT66 SE Integrated.
  242. Extra pin in rectifier valve
  243. Yarland pro845 or Mr Liang 845 amp
  244. a good JFET circuit to try
  245. Glasshouse Passive Pre
  246. Mr Liang 845 feedback
  247. Output Transformer Connection
  248. my best Hybrid 6922 and OPA541
  249. Some Design Advice please
  250. Edcor GXSE15-8-5K Output Transformers