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  1. MC Step Up Transformer Wiring
  2. Tube ID
  3. ST-70 trouble
  4. FA: Telefunken 12AX7's, RCA BP 6L6GC's, & Mullard 6V6GT's Tubes
  5. FS:Hickok 533A tube tester
  6. scrapped my "ugliest tube amp of RAT" and reused the transformerin my tubed DC player
  7. AVO valve tester transmogrification
  8. FA: Telefunken 12AX7's, RCA BP 6L6GC's, & Mullard 6V6GT's Tubes
  9. Tools...
  10. FS: matched pair of Mullard CV4004/12AX7
  11. Sockets to Mallory FP cap cans?
  12. FA: Jeff Korneff 76 Preamp
  13. Philco 38-10
  14. B&K online manuals
  15. More phasing problems... (Guitar amp)
  16. Manual for TS-1011/UPM-84 Spectrum-analyser?
  17. What amp? (HiFi kit question)
  18. FA: single Thiel 3.5 w/equalizer (for center or rear surround with other Thiels)
  19. treble knob morphs into vol knob?!?!
  20. Re: GT 12AX7M (Mullard "repro") - first impressions
  21. FOR SALE: DYNACO PREAMPS
  22. FS: Heathkit TC-2 Tube Tester
  23. FS: Altec A-5 Bass cabinet
  24. test settings?
  25. FS: JBL L96 Speakers ($250.PAIR)
  26. FS: DYNACO ST-70 Amplifier
  27. FS: ELECTROVOICE 15TRXB Triaxial Speakers
  28. University 3-Way (C15W/4409 + T30/HF30 on horn twtrs/N2A & N2B)
  29. FS/T: Pair of JBL LE12C Coaxials
  30. FS/T: Pair of JBL LE8 Speakers (16 Ohms)
  31. FS/T: Pair of JBL L100 (Century) Speakers
  32. FS/T: ALTEC LANSING 412C Speakers (Biflex)
  33. FS/T: ALTEC LANSING 412A Speakers (Biflex)
  34. FS: Scott 345 Stereo Receiver (7591 Outputs)
  35. FS: Pioneer A1525 Speakers (12" coaxials, 16 ohms)
  36. Custom-Made SE 2A3 Stereo Amp- Sansui OPTs
  37. QUESTION ON VOLUME BLEED THRU
  38. I would Like To Correspond With Someone Using a TV-2 Tube Tester
  39. Re: Is there an audio CD player that plays MP3?
  40. Genelex KT-88s Needed
  41. Sunday Smileys....
  42. Sylvania type 45 vintage audio output tubes
  43. GR 587-C Speaker Filter ?
  44. Re: amplifying an audio signal with a photomultiplier?
  45. FA: VECTOR Tube Circuit Experimenter's Kit - New In Box
  46. FS: RCA NOS/NIB Audio Tubes
  47. MC240 schematic?
  48. Vintage Telefunken Triode RS31g
  49. Preamp schematic
  50. 6LF6 for EICO 667
  51. Interested in high-performance tube-based AM tuner designs
  52. Computer CD box as amp Chassis
  53. FS: Heathkit AA-100 parts
  54. FS Quad FM4 Tuner serviced new battery fitted
  55. Atma-sphere MP-3 12AU7 to ECC99 mod
  56. 6DQ6 vs 6DQ5 ? (Barkhausen effect)
  57. Jim Mc Shane's Email Address.
  58. FA: Pilot SA-260 Vintage Stereo Tube Amp
  59. ''Stereophile Show Report''
  60. WTB:Counterpoint SA-5.1
  61. Counterpoint SA-5.1 Schematic ?
  62. Single frequency (channel) TRF for AM/BCB reception? Candidate Radios of Yesteryear?
  63. Any experience with "DIYtube"?
  64. Test
  65. The emperor's clothes
  66. FA: Various vintage tubes
  67. Lord Valve - 7 pin miniature sockets
  68. 'M.E.C. Test' miniature DHT, anyone ID it?
  69. FA: (3) 6F6GT Tubes
  70. "Cheap" valve amplifiers
  71. AM Tube Tuner Kit -- candidate models from yesteryear?
  72. WTB -- Genalex Gold Lion B749/pair
  73. RIP Ray Charles
  74. Any with a tek 422 scope?
  75. SE-40 improvements
  76. UTC Transformer - Black stuff
  77. FS: Dynaco SCA-35 Amplifier
  78. Tube storage and other dumb questions
  79. Novice 300B amp
  80. FS : Eico 667 tube tester
  81. FA: Various Audio Components (Tang Band, 211 Sockets, Tru-Fidelity)
  82. Fisher 500-C
  83. Re: Constant bandwidth TRF circuit
  84. Which Generator to Keep?
  85. Linear Concord - Bird cage Amp
  86. Variations on the channel TRF AM tube tuner; and a question
  87. Weird Sound Transmission in House (OT)
  88. Weird Sound Transmission in House (OT)
  89. Tube Photo Gallery
  90. Help with Sansui SM-320M tuner section
  91. FA: Custom Pasternak 60W Mono Tube Amplifier
  92. Luxman SQ 65 ?
  93. Ping Fred Nachbaur
  94. So... reckon it'll sound better than an 833
  95. FA Mullard GZ34 and others
  96. FA: Pair of 60W Ultralinear Tube Amplifiers
  97. WTB: Eico HF35 amp
  98. Want to buy Svetlana 572-3 tubes
  99. FA: Pair Western Electric Oil Fill Capacitors 5uf @ 400 vdc
  100. F A: Fisher 30A Pair
  101. FA: Quad (4x) Amperex/Mullard 1950's vintage D-getter halo 6BQ5 / EL84, NO RESERVE !!
  102. Tatarstan-Russia
  103. Fixed the Plexi copy.
  104. Emulated UL tap
  105. Gas tube regulated bias PS?
  106. Dynaco/Joe Curcio
  107. FS: JBL LE5-2 Midrange Drivers (5" Alnico)
  108. Hi-Fi AM Radio.
  109. Marantz 10B photocell/optocoupler substitution
  110. Global negative feedback
  111. FA: 25mm LPG Tweeters w/ Silk Domes
  112. ping turner
  113. Class A PP Inbalance Noise?
  114. Re: Channel-based AM tube tuner (browser problems
  115. Fisher 400 Receiver: How to Fire up a Just Rebuilt Unit For 1st Time?
  116. Another tube DIY project finished
  117. FA: Pair Western Electric Oil Fill Capacitors 5uf @ 400 vdc
  118. Good Tube Books
  119. FA Mullard GZ34 and others
  120. FA NOS tubes
  121. "Where in Nevada to get my Audio Research VT-100 fixed?"
  122. Eico ST-70 Enclosure - reduced to $35
  123. DUMB Choke Questions: ICAS/CCS Ratings????
  124. Off Topic Funny Ebay Auction
  125. Book Review:Troubleshooting, Servicing, and Theory of Am, Fm, and Fm Stereo Receivers
  126. Line stage/tone control
  127. Electro-Voice Patrician
  128. Pilot 590 Pre-amp reciever
  129. FA: QUAD (4x) 6BQ5 /EL84 1950's PHILIPS HOLLAND LAST DAY >NO RESERVE !!
  130. Tube Amp Comments
  131. Small resistance measurement
  132. Is anybody from Sydney, NSW there?
  133. What is 85 type tube?
  134. FA: Great pair of 6550 Monoblocks @ $799
  135. trix valve amp and connections
  136. FS: JBL S1 Speakers (LE175 Horn Twtrs/LE14A Woofers/LX10 X-overs)
  137. University 3-way Spkrs (C15W woofers/4409 horn mids & T30 drivers/HF30 horn twtrs & drivers)
  138. Q: re RCA 45 players
  139. has anyone built the 6AS7 headphone amp on Headwise?
  140. FS: Audio Tubes
  141. The Audio Forum - Discussion Forums
  142. Counterpoint SA-3.1
  143. Dumb question about line output transformer
  144. ===WTB==12SX7'S NEW
  145. AM receivers and tuners.
  146. Anyone ever built a switching-mode PSU
  147. How to adjust AC balance?
  148. Contacting Allen Wright
  149. Anyone using circuitmaker?
  150. Re: Spice Tube models: free but how to convert?
  151. Dynaco PAS-4
  152. Re: AM receievers and tuners,1.
  153. FA: Tweed Champ Clone 5F1, & 4 Telefunken 12AX7's
  154. FA : pair of NOS Mullard CV4004 / 12AX7WA and a pair of 12AT7WA
  155. FS: Altec A-5 VOT bass cabinets
  156. Schaltplan für exotischen Rörenreceiver
  157. 6C33C-B @ US$11 delivered, 6C33C available too
  158. Re: ground the metal tube cover thing?
  159. AM radio with 2.5 MHz IF.
  160. FS: Altec-Lansing 412A Speakers (12" Biflex)
  161. FS: Dyna FM5 Stereo Tuner ($25. + shipping)
  162. FS: SCOTT 345 Stereo Receiver (7591's)
  163. Turner Tuner
  164. Some simulation results on various AM detectors
  165. low level hum in old Fisher console
  166. Anyone want to unload any SV572-3 tubes?
  167. Buzzing on Luxman LX-33?
  168. Tube monoblocks reduced on eBay
  169. FS privately: Linn Sondek, Syrinx PU-2; Fisher KX200, FM90B; Ortofon Step Up Transformer; Marcoff PPA-2 Pre Pre
  170. FS: Linn-Syrinx; Fisher Pair; Headamp; Step-up
  171. FA RCA 12AU7A cleartop tubes/valves
  172. Sunday's Flea Market Score
  173. CURRENT-PRODUCTION 7868!
  174. WTB: Triplett 3444 tube tester
  175. HICKOK 539B tube tester problem!
  176. FS: McIntosh MX110, MC 40, MC 225......
  177. Need a spec. for Eimac 100T compared to 100TL and 100TH tubes
  178. Looking for AMC CVT 3030(a) documentation
  179. FS: EICO 667 tube tester
  180. FA: Tube Electronics Books
  181. eBay Scammer REALJAZZCAT Update
  182. Mikkel C. Simonsen's Remote Passive Pre
  183. Re: Tube life expectancy
  184. FS: BELL 2200C Mono Integrated Amp ($120.)
  185. FS: Heath A9B Mono Integrated Amp ($100.)
  186. University Horn Spkrs: Cobreflex II (horn w/ T30 driver)/HF206/N3 ($100.)
  187. FS: JENSEN GS-3U "Galaxy III" Subwoofer ($125.)
  188. FS: KORTING Radio 941 ("Delmonico") Floorstanding Radio
  189. FS: JBL LX-2 Crossovers ($100.Pair)
  190. List of NOS mostly tubes
  191. Part 15 possibility (was Re: Design and Sell a "New" Tube radio Kit)
  192. Fisher FM-90B
  193. KT88 or KT90 for scratch built bass amp???
  194. 89 type pentode in push-pull PA?
  195. Your Tube Catalog
  196. FS: Raytheon 5842 tubes(4), NOS
  197. FS: EICO 667 tube tester
  198. ?:Art Deco Bud box/chassis
  199. Hickok 600A Question
  200. Where's fred?
  201. Fisher 500-C
  202. Fisher 500-C
  203. THANKS!!!.....for answers to my Dumb Choke Questions!
  204. Sontranic 2300 Valve oscilloscope
  205. FS: matched quad Valve Art KT66 $50 + shipping
  206. Improved AM Detector
  207. BSR ceramic phono cartrige response.
  208. FS Reel To Reel parts
  209. FA: Vintage Audio Tube Circuits Book
  210. schematic for Supreme Instruments model 599 tube tester
  211. Anyone have a use for an ECC85?
  212. FS:EICO 667 tube tester
  213. FS: Raytheon 5842 tubes
  214. 6C33C-B @ US$11 delivered, 6C33C available too
  215. Where's Fred ??
  216. FRED NACHBAUR ????????
  217. Lafayette LT-80B tuner
  218. Svetlana EF86 Replacement (NOS): Advice/Opinion
  219. Pinging Matt Warren
  220. 2A3 SE amp
  221. Need Schematic For Dynaco Stereo 35
  222. Revised Kreisler radiogram.
  223. Cathode follower + Ge diode AM detector + CF.
  224. * NEW Equipment Reviews! *
  225. High-Fidelity AM/BCB receivers/transmitters (Part 15)
  226. FA: Genalex KT-88 Quad, Genalex KT-66 Quad, 10 type triodes.
  227. FA : 1933 Western Electric Tube Catalog original
  228. FA : Fisher 400 Service Manual
  229. FA : Western Electric WE205d
  230. 45Z3 - Diode Half wave power rectifier
  231. What's the Best Quality 6BQ5?
  232. Re: Cathode follower + Ge diode AM detector + CF
  233. Ken-Rad - same as K-R Tubes inc.?
  234. X-101-B all choked up
  235. Announcing 'hifi-am', to discuss High Fidelity AM tuners and hobbyist transmitters
  236. Re: Simulation and hardware confirmation of dual CF and diode AM detector
  237. High Quality AM radio
  238. Another Improved AM Detector System
  239. Glass Audio magazine - FREE
  240. Partridge Transformers distributors - Canada & USA
  241. OT - need scematic and alignment procedure
  242. FRED NACHBAUR ???????
  243. Tube amp 16 ohms impedance speaker has 4 ohms
  244. Seco 107c tube tester tube index??
  245. SRPP questions
  246. Newbie : How to get started ?
  247. WTB:6V6 NOS
  248. Info: Western Electric 91a / 91b
  249. Yeah, more website stuff....
  250. Matsu****a 12AX7's