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  1. Are you still using 2way or 3 way speakers? Why? You won't get believable musical reproduction without using a single, fullrange, pointsource speaker with no crossover.... (4 replies)
  2. Simple negative feedback equations for Ra'. (0 replies)
  3. Re: Eico 667 tube tester / 615 adapter (0 replies)
  4. 429A loadlines (0 replies)
  5. fa speakers for tube amps (3 replies)
  6. Re: Eico 667 tube tester / 615 adapter (0 replies)
  7. Re: "Bertie the Bunyip"=Brian L. McCarty ??? (0 replies)
  8. Re: Can a cheap Chinese tube amp convert me to tubing? (0 replies)
  9. Re: Can a cheap Chinese tube amp convert me to tubing? (0 replies)
  10. Poopie admits he's full of crap (0 replies)
  11. Re: Arnii Krooborg caught lying (again) (1 replies)
  12. Feedback (16 replies)
  13. Determining Output Stage Loadline (6 replies)
  14. LAMPE RADIO TSF - CRC-808 - RCA - (0 replies)
  15. Re: Arnii Krooborg caught lying (again) (2 replies)
  16. Poopie admits he's full of crap (5 replies)
  17. Re: input/driver, output terminology (6 replies)
  18. The Pits (3 replies)
  19. Dynaco ST70 poor bass (4 replies)
  20. Re: Arnii Krooborg caught lying (again) (0 replies)
  21. Poopie admits he's full of crap (0 replies)
  22. FS: Vintage Altec A-424A PA Amp with 2 mic & 2 phono inputs- mint (0 replies)
  23. Help in choosing a PT (11 replies)
  24. WTB: Daven 600/600 attenuator (Ladder) (0 replies)
  25. Re: Arnii Krooborg caught lying (again) (1 replies)
  26. TRIODE EIMAC 304TH-VT254 (0 replies)
  27. EL34 output tube balancing? (8 replies)
  28. Poopie admits he's full of crap (0 replies)
  29. (Wery) OT!!! NAD S100 question (14 replies)
  30. FA: GE 6L6GC Vacuum Tubes, One (1) Pair (0 replies)
  31. Re: What wattage is flea wattage? (0 replies)
  32. "Deja vu" all over again... (7 replies)
  33. Re: Can a cheap Chinese tube amp convert me to tubing? (1 replies)
  34. Copper wire wrap as tube damper - heat sink? (11 replies)
  35. Classic electricity books from the 50s 1st ed. by van valkenburgh, nooger & neville (4 replies)
  36. Quad ii fuse blowing (6 replies)
  37. Re: Can a cheap Chinese tube amp convert me to tubing? (1 replies)
  38. Poopie admits he's full of crap (0 replies)
  39. FS: NOS Dukane power transformer (0 replies)
  40. FA: Dynaco PAS 3X highly Tricked out (4 replies)
  41. Acrosound TO-370 audio transformer and TP-535 power transformer (1 replies)
  42. Re: Can a cheap Chinese tube amp convert me to tubing? (1 replies)
  43. Poopie admits he's full of crap (0 replies)
  44. Re: Can a cheap Chinese tube amp convert me to tubing? (3 replies)
  45. FA: vintage NOS 6SN7WGT // Rare perfectly matched pair (3 replies)
  46. WANTED fidelity research 66 or any 12" tonearm (0 replies)
  47. Re: What wattage is flea wattage? (8 replies)
  48. Re: What wattage is flea wattage? (1 replies)
  49. Poopie admits he's full of crap (0 replies)
  50. 83 Rectifier advice needed (11 replies)
  51. ASCII sketch of triode model equation (7 replies)
  52. Fisher 800 help (6 replies)
  53. Step 2 on Fisher Iron (11 replies)
  54. FA: RCA Radiotron Designer's Handbook, 4th Ed. (1 replies)
  55. Need Help Selling Test Gear (2 replies)
  56. Re: Poopie on Krooger (12 replies)
  57. Will trade preconditioned 6146's for new (5 replies)
  58. FA: Matched Pair - 8417 G.E. Power Amp Tubes - NOS - No res (0 replies)
  59. Re: Poopie on Krooger (0 replies)
  60. FS: 2A3 Tubes...(8)....RCA, Tung-Sol, Sylvania, CBS, & Cunningham. (0 replies)
  61. FS: OLD RARE TUBE! Vintage Pro.Audio Equip. (1 replies)
  62. Re: Poopie on Krooger (0 replies)
  63. 6146s in High End Audio (8 replies)
  64. FA: Pair JBL 075 Bullet Tweeters (1 replies)
  65. FA: Amperex Metal Base GZ34/5AR4 Tube (3 replies)
  66. FA: Matched Pair RCA 6CA7/EL34 Big Bottle Tubes (1 replies)
  67. FA: Matched Quad GE 6BQ5/EL84 Grey Oval Plate Tubes (0 replies)
  68. FA: GE 6L6GC Vacuum Tubes, One (1) Pair (0 replies)
  69. FA: Pair of Vintage Audio attenuator,T- 600Ohm,30dB,30steps (0 replies)
  70. Re: Newbie seeks enlightenment (0 replies)
  71. Repair, then improve (5 replies)
  72. MK III biaset zoomz to 26v during warmup (18 replies)
  73. 8417 Tubes (3 replies)
  74. Error Correction balanced in the output stage. (3 replies)
  75. Running 8ohm speakers on 4ohm tap of tube amp (23 replies)
  76. Tube Neophyte Wishes opinions (4 replies)
  77. fa 17 6sn7 tubes from the 1950's (0 replies)
  78. Arny ! Why don't you STFU ? (49 replies)
  79. Who has more than they need?? (4 replies)
  80. Enemies of the revolution (13 replies)
  81. 5AR4 ID (10 replies)
  82. Re: Pioneer CS-99a speakers-need info (13 replies)
  83. Triad Variable Tube Power Supply Schematic (2 replies)
  84. 2 X TRIODES VT 105 - 10E/216 (0 replies)
  85. Question about OT Headroom (9 replies)
  86. Goodmans Audiom 80 bass speaker and crossover. (4 replies)
  87. fa new old stock rca 6sn7 tubes (0 replies)
  88. Re: I'll rate your stereo, no charge. (9 replies)
  89. FA: 6L6G Vacuum Tubes, One Pair (0 replies)
  90. A little help for a newbie? (11 replies)
  91. FA: Heathkit AA-151 Tube Amplifier (3 replies)
  92. Explanation still required for triode superiority (182 replies)
  93. Webster GL20-20 Stereo Amplifier (0 replies)
  94. Any suggestions on Audio in China? (5 replies)
  95. Fisher 500B Iron (44 replies)
  96. Re: A question for Arnold. (0 replies)
  97. Re: SICK STALKER ROBERT MOREIN - WARNING FLYER FROM PHILLY POLICE (2 replies)
  98. FS: Vintage Bozak B-305 Speakers (1 replies)
  99. Poopie's problem with music (72 replies)
  100. Diodes, triodes, and negative feedback (24 replies)
  101. Poopie gets it on! (11 replies)
  102. FA NEW OLD STOCK RCA 6SN7 TUBES (0 replies)
  103. Slew Rate Measurement Rise Time (46 replies)
  104. Pre-amp dual triode microphonics vs. physical size? (5 replies)
  105. Equivalent for EF86??? (7 replies)
  106. OT - Kutztown Vintage Radio Swap Meet (Sept. 22/23) Kutztown, PA (0 replies)
  107. RAT is dead - long live RAT! (17 replies)
  108. Note to Poopie B'ar (0 replies)
  109. Does anyone else read this ng just for the flames? (17 replies)
  110. Challenge for Poopie B'ar (9 replies)
  111. not for sale - not for boredom (1 replies)
  112. FS: Tubes and Input Transformers (long list) (2 replies)
  113. 7027 Metal Base buy or sell (0 replies)
  114. Groove tube 12ax7m (19 replies)
  115. wtb seimens el34's (7 replies)
  116. Is anyone surprised that RAT is a sewer? (35 replies)
  117. Voltage swing (15 replies)
  118. Turner Audio website update. (10 replies)
  119. fa cs 903 tube friendly speakers (2 replies)
  120. Question for paul packer & Phyllis (3 replies)
  121. Somebody help the Krooborg! PLEEEEEZ! (4 replies)
  122. Poor widdle Kwooborg (10 replies)
  123. Oh, BROTHER!! (4 replies)
  124. FA Single Dynaco Mark 4 Mono amp (0 replies)
  125. What is the better brand tube? (6 replies)
  126. Test Pieces (7 replies)
  127. Yaqin MC10L (12 replies)
  128. FA: Pair of WE 101D power triodes (0 replies)
  129. seeking edirol ua1ex (0 replies)
  130. big sound and small minds (14 replies)
  131. KRAP (4 replies)
  132. Poopie Stevenson, impressionable personality and American dupe (0 replies)
  133. Audio Transformers are OK. (33 replies)
  134. Condensor Condenser (7 replies)
  135. FA: Vintage Lafayette LA-224A Tube Amplifier EL84 6BQ5 Item 320024298600 - New picture links (6 replies)
  136. "Worthless Wiecky" stalks Mr Jute (8 replies)
  137. WANTED SONY CDP-C10 CD Changer (2 replies)
  138. Operadio MP 718 amplifier - need a little help (0 replies)
  139. Need Help: Stack Quad ESL57 + Pilot SA260? (0 replies)
  140. What Everyman did with his voice (7 replies)
  141. ? about tube burn in time (4 replies)
  142. Re: America has a great new concert hall (16 replies)
  143. Favourite kit amps: Triode Supply Japan Miyabe (still made) and Audio Innovation Classic Stereo 25 (0 replies)
  144. CURSE OSAMA (28 replies)
  145. NOStimate (5 replies)
  146. FA: KT88, AD1, RGN4004, Raytheon ER245, ECC803s, ECC802s, ECC801s etc. (0 replies)
  147. RCA ba6a tube limiter question (0 replies)
  148. RCA ba6a tube limiter question (0 replies)
  149. United brand, "made in England", really E European/Russian? (2 replies)
  150. matched pair 6SN7GT NOS Vintage Sylvania (0 replies)
  151. Plotting unpublished Screen Characteristics (6 replies)
  152. Poopie B'ar aims low (2 replies)
  153. Nobis Technologies Convigore (7 replies)
  154. The sound of excessive negative feedback (4 replies)
  155. University valvetester! (1 replies)
  156. You gotta get down (10 replies)
  157. 6CG7/6FQ7 Not In Tube Lore? (9 replies)
  158. FA: Vintage Lafayette LA-224A Tube Amplifier EL84 6BQ5 (7 replies)
  159. Sleepers (7 replies)
  160. FA: Avery Fisher's X-1000 Int. Amp (0 replies)
  161. ksc sw1 (1 replies)
  162. 5755 tube as audio pre-amp tube (4 replies)
  163. FOR SALE. (8 replies)
  164. Koetsu cartridge loading (0 replies)
  165. FA: Wilson Audiophile / TAS LP Records (0 replies)
  166. Thank you Phil (0 replies)
  167. Center tap transformer ratings (3 replies)
  168. Note for Witless Wiecky (4 replies)
  169. Re: RAHE on Vacation (1 replies)
  170. Wanted: Two Harman Galaxy 150's, a single Baldwin 6L6 type monoblock, and Dynaco MKIII/MKIV monos (1 replies)
  171. Note on Porch Find & Free Monday-on-Tuesday (12 replies)
  172. Ping Andre Jute (5 replies)
  173. Re: Budget hifi opinion (32 replies)
  174. Re: Fatwah for Graham (11 replies)
  175. Re: Poor widdle Kwooborg <sniff> (14 replies)
  176. Note to Witless Wiecky (1 replies)
  177. Re: Budget hifi opinion (66 replies)
  178. Poor widdle Kwooborg <sniff> (5 replies)
  179. amp or preamp? (11 replies)
  180. Newbie with RCA basket cases seeks guidance (22 replies)
  181. When it Rains.... (0 replies)
  182. FA: Western Electric Pair 417A's NIB (0 replies)
  183. Western Electric 755A drivers $1250 not mint (0 replies)
  184. Williamson amp-Acrosound 300 transformer and power supply $400 (1 replies)
  185. FS: Marantz 10B tube tuner $2250 (2 replies)
  186. Negative Feedback in triodes forgotten? (5 replies)
  187. Fisher STV-875 speakers-need specs (1 replies)
  188. Newby Runs into a bunch of new old stock tubes - Best way to get rid of extras.. (4 replies)
  189. For sale - Pair McIntosh MC30 Mono Tube Amplifiers (2 replies)
  190. looking to buy 1pc each 117Z4GT, 1LB4 (1 replies)
  191. Re: IS THIS A RECORD??? NOT EVEN CLOSE! (5 replies)
  192. Dynamic phase shift (147 replies)
  193. How to get Fisherdoc to respond (3 replies)
  194. The Krooborg's latest Kroodown (0 replies)
  195. Value of Single Dynaco Mark lV ? (1 replies)
  196. JUTE on BESSEL: high quality point source and stereo speakers from multiple cheap drivers (19 replies)
  197. Any opinions on Hickpk 230 Tube Tester for use on Guitar Amps (9 replies)
  198. Pioneer SX 410 tube receiver (9 replies)
  199. 6n14n-EP (6P14PER, =EL84M) at $3.60/pc FIXED LINKS! (0 replies)
  200. 6n14n-EP (EL84M) for sale at $3.60/pc delivered (1 replies)
  201. GE 816 Rectifier specs? (3 replies)
  202. How to test audio output transformers (5 replies)
  203. fa tube preamp=tuner by pilot and more (0 replies)
  204. The best speakers in the world are... (161 replies)
  205. Audio repair in Philadelphia? (2 replies)
  206. DAVID BOGEN DB 20 DF tube amplifier (1 replies)
  207. Andre's Masterpiece Amplifier (3 replies)
  208. Numark TT-1 anti-skate problem (8 replies)
  209. OK, So What Do You Do? (24 replies)
  210. Duncan Munro, answer please (0 replies)
  211. 130 watt valve amp (4 replies)
  212. Rectifier Tube Type Help (21 replies)
  213. 6L6 amp question: Re 9K CT load (11 replies)
  214. Repair business potential? (9 replies)
  215. FA ,NAKAMICHI,TEAC,SONY,ANTIQUE QUILTS AND MORE (0 replies)
  216. Any ideas whats wrong ? (24 replies)
  217. Lowther Speaker Sale Ends Aug 31. The world's best sounding and most efficient speakers. (23 replies)
  218. Tubes not good for rock?? (39 replies)
  219. Re: An audio topic! (0 replies)
  220. AMC 3030 hybrid (5 replies)
  221. question about the KISS amp (16 replies)
  222. Isn't this a Hammer Super 12? (7 replies)
  223. Batch testing NOS 6SN7 Sylvania: results (6 replies)
  224. Re: If Bwian Did The Dutch.... (0 replies)
  225. Bwian, do the dutch! (0 replies)
  226. Re: Bwian McCarty Hypocrisy Champ!!! (0 replies)
  227. New articles on The KISS Amp site 20 August 2006 (4 replies)
  228. IT'S NOW OFFICIAL (0 replies)
  229. Flame-mongrel measurements are not part of my saturday regimen. (2 replies)
  230. thyRATron (10 replies)
  231. Instrument Studio Preamp - Dogstar site (1 replies)
  232. Ampeg B-25 Running 6550's (3 replies)
  233. Which end of the resistor is up? (4 replies)
  234. A celebrity visits RAT (4 replies)
  235. Re: A practical question (0 replies)
  236. Re: A practical question (0 replies)
  237. Re-stringing tuner dial....UGH !! (2 replies)
  238. IT'S NOW OFFICIAL (96 replies)
  239. batch-testing 6sn7 with Hickok 533a (4 replies)
  240. WTB: Tangent RS-2 speakers (0 replies)
  241. How do resistors work? (40 replies)
  242. Gold Aero Tubes (3 replies)
  243. Negative Feedback in Triodes: The Logical and Experimental Proof (57 replies)
  244. test vs listen (26 replies)
  245. Grounded Grid Bias (2 replies)
  246. interesting JVC speakers-what vintage ? (17 replies)
  247. Having a bad 12AX7 experience - advice? (26 replies)
  248. FA JBL HORNS WITH DRIVERS (0 replies)
  249. Re: Please help *PLEASE PUT ME ON YOUR EMAIL LIST* (0 replies)
  250. Re: Please help *PLEASE PUT ME ON YOUR EMAIL LIST* (0 replies)