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  1. Kt100
  2. Just curious...
  3. What can folks tell me about 6EJ7 ?
  4. Making a quad out of 2 matched pairs
  5. Transconductance and tube performance
  6. Anyone ever try 6CW5s?
  7. 6G6G power tubes in a 5F2A ??
  8. Help with a tube substitution
  9. TV Tubes
  10. Wanted - High Power, High Voltage, Audio Frequency Transformer Manual
  11. Tube testing question
  12. Tube rectifier wear
  13. I am new to tubes and have been looking for help!
  14. Noisy power tubes
  15. Tube identification: manufacturer logo/markings database?
  16. Yay I got a Telefunken ECC83 for $10
  17. How much light in Power Tubes?
  18. 5Y4GA Rectifier
  19. Soft/Med/Hard Duet...
  20. 6V6 Tubes in a Fender Blues Deluxe Reissue?
  21. 6P6S - Any one used these?
  22. Non-Reissue Tung Sol 5881/6L6WGB, RCA Blackplate 6l6gc Unmatched Pair
  23. An experiment for gassy tubes
  24. 6gw8 replacement?
  25. What brand is this?
  26. 7868 Power Tubes?
  27. 1950s Genuine RCA Radio Tubes and Parts
  28. Tube Education for Blues Deluxe
  29. solid state
  30. 6CA7
  31. '65 Fender Princeton - Tube Suggestions?
  32. Blues Jr. 1 Hot tube
  33. temporary intense glow/dull flash on filament when heaters are turned on
  34. 12AX7 Voltage Problem(s)
  35. Poor little 8CG7
  36. Last word on Sovtek 5881 plate voltages, pleeeeeease.
  37. Using large value screen resistors w/ bypass caps
  38. 5cg8 triode/pentode amp ?
  39. 6SJ7
  40. New Tung-sol 6v6gt voltage
  41. Tube Rattle
  42. Tube Matching
  43. ECC808?
  44. 12ax7 that can handle 400v on the plate!
  45. 6V6G Specs?
  46. Replacement for 12AU6 Tube?
  47. NOS Recto vs New Recto
  48. 5c3 Biasing question
  49. 5881 tube retainers
  50. NOS Source
  51. Weber copper cap Module
  52. 7189A sub?
  53. 6bl8/ecf80 for gain stages
  54. 6L6 headroom, power, and saturation
  55. 6sl7 phase inverter gain stage
  56. 5879 preamp tube
  57. No more Groove Tubes
  58. 6CA4 (EZ81) questions from a n00b. (ELK Stageman bonus pics)
  59. what about Gold Dragon tube
  60. So I got some 6N1P/ECC88's? what should I do with them?
  61. Are these equivalent to anything you know of?
  62. Question about subbing 6V6s for 6L6s
  63. 6V6GT Questions: Fender Champ 5F1
  64. NOS tube guide
  65. Fender Deville 212 Noisey
  66. Caveat on using 6BQ5's in modern EL84 amps!
  67. torroidal trannies question
  68. 6Y6G ST tubes
  69. national gold line 6l6gc
  70. THD Reactive Rectifier
  71. Matched Tube Question
  72. 12AY7EH a hummer?
  73. 12AX7EH CF Failure
  74. circuit diagram
  75. Tube Primer
  76. Best Tubes for Fender Hot Rod Deluxe
  77. hi Fi tubes for geetar amps?
  78. Revolutionary or just another try?
  79. Techtube
  80. Fender/Groove connection
  81. New Tube & Parts "Burn In" - What ???
  82. 5879 preamp tube substitution
  83. Univox Amp Question
  84. reel to reel recorder tube swap
  85. Bugera 6262 help!!
  86. how do I set my Bias?
  87. 12AT7 for Reverb Driver & PI
  88. 6V6 in Class AB1 push-pull mode
  89. Broken GTEL84S (6BQ5) Tube - Works?
  90. Woohoo KT88s
  91. 6N2P-EV Tubes
  92. I have an 6F1P tube, what can I do with it?
  93. strange amp, questions
  94. Increasing distortioin in PP 6L6
  95. NOS Mullard 12AX7 prices
  96. Tube Diving
  97. crate vc 50 3x10
  98. Preamp tubes problem
  99. 6550 Tube Types
  100. 6N6p
  101. Traynor 40 YVC - 1 of 2 tubes out!
  102. Mullards El34's Vs. Svetlana 34's
  103. Do old guitar tubes have any value?
  104. tube ratings?
  105. marshall 800
  106. marshall 2203 tubes
  107. 5U4G vs 5U4GB
  108. 12ax7 Tung Sol(new) Problem
  109. We 350b?
  110. Jensen C12S Impedance?
  111. How to adjust your tube guitar amp
  112. need help changing from 2 to 3 prong Grounded cable for univox u45b project
  113. This Is Too Funny !
  114. Question about biasing my amp.
  115. sharp cutoff pentodes
  116. who used 6SL7?
  117. New Sensor "Tung-Sol" 6V6GT voltages - FYI
  118. stupid nOOb question
  119. Peavey Heritage VTX
  120. who use chinese tube ?
  121. getter problems
  122. Hello and Biasing question
  123. How long do tubes really last?
  124. Anyone got Data sheet for New Sensor "Tung-Sol 6V6GT"?
  125. How Do You Like The JJ X2 Mica 6L6GC
  126. Crate V16 new tubes and speaker
  127. USA Fender 12ax7
  128. Hand made triode; cool!
  129. best 12ax7 for distortion
  130. What is the best 6L6 for a V4?
  131. Brimar 6X5GT - What uF rating
  132. Tubes in Greece!
  133. New Mullard tubes
  134. how much difference does a matched set make?
  135. Where to find modern tube data sheets
  136. Cathode current meter.....build question
  137. Real Reissue KT66's
  138. frequency low down on smaller output tubes
  139. ...vacuum tube THEORY?
  140. How accurate is a "life test"?
  141. 6BQ6 schematic needed
  142. What about TV horizontal deflection tubes as output? I need some schematic with ...
  143. Getting new tubes for blues amp, neep an opinion
  144. Holy mother of God! auction gone nuts
  145. roll your own vacuum tubes
  146. 6V6s
  147. Pin 6 on octal power tubes?
  148. 6021 and 6112 Submini Tubes
  149. Bad Tubes
  150. NOS???
  151. 6V6: 12W or 13W plate dissipation?
  152. Oddball Tubes I'm Looking For
  153. My tube collection!
  154. JJ or EH 7591A?
  155. Wanted: Composite Loadline Chart for P-P 6550 in Class A
  156. Tube Cad / Spice Questions
  157. Eurotubes Any Problems ?
  158. the secret of NOS tubes...
  159. 6L6 replacements
  160. 6N1P Triode. Anyone Familiar?
  161. Lafayette tubes from England ?
  162. National 12AX8's, who made 'em?
  163. 6SJ7 to 12AX7 ??
  164. El34, 6l6, 6v6
  165. metal can 6v6's
  166. Change of Tubes for Marshall DSL 2000 100W
  167. Tung-sol RI 6550 how much can it take?
  168. KT88 / 6550 Bias Questions
  169. where do i start?
  170. Opinions on New Production EF86?
  171. OK! I need help!!!!
  172. Looking for 12ay7/6072 recommendations.
  173. Will bass damage a valve amp?
  174. Tube Recommendations?
  175. High gain pre-amp tube / valve - Question
  176. CBS Rectifier Identification Help Needed
  177. 5AR4 / GZ34 -- Best New Production Tubes?
  178. Who Made the "Realistic Lifetime" EL84?
  179. Old RCA 12ax7
  180. Weird tube death (see "salvaging" post also)
  181. Salvaging valuable tubes - (see "dead" tube post also)
  182. Old tubes - please advice needed (6SC7, 6J7)
  183. best Traynor YBA1 preamp tubes for early breakup?
  184. Opinions of Sovtek tubes
  185. tungsram THANK YOU !!!!!!!
  186. tungsram HELP!!!!
  187. Wit's end with underbiased super
  188. Tubes for AC30CCH
  189. Ampeg V4 and the ECC 832
  190. New Sensor at it again
  191. A Home-Made Triode!??!
  192. ECC83 vs ECC84
  193. The Brick Project
  194. How to ID 12AX7 manufacturer?
  195. Ck512ax
  196. tung sol 12ax7
  197. Is this too good to be true?
  198. tube ID interchange
  199. choosing tubes help?
  200. Jorenz Tubes?????
  201. I found some NOS tubes
  202. Ampeg B-15-N
  203. Groove tubes "Mullard" 12AX7
  204. Rsd 6l6gc
  205. Experiences with 3DG4s?
  206. Anybody try the TAD short bottle 6L6's?
  207. Reissue Mullard EL-34 ??
  208. Mullard 6L6GT
  209. 12DW7, 7247, ECC832 -- A Cool Tube!
  210. 6v6's in a Plexi?
  211. Tung Sol 6V6 reissue