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  1. NOS Russian 6Pi6c Beam Tetrodes
  2. Hammond-labeled tubes - mfr?
  3. JJ 6V6s sturdiness
  4. KT66 questions
  5. Changing Vibroluxe Reverb Custom tubes
  6. 6v6, 6f6
  7. What do these tubes do and can I use them in a THD amp?
  8. dsl 100 bias problem
  9. 12AX7 testing
  10. Kt100
  11. Just curious...
  12. What can folks tell me about 6EJ7 ?
  13. Making a quad out of 2 matched pairs
  14. Transconductance and tube performance
  15. Anyone ever try 6CW5s?
  16. 6G6G power tubes in a 5F2A ??
  17. Help with a tube substitution
  18. TV Tubes
  19. Wanted - High Power, High Voltage, Audio Frequency Transformer Manual
  20. Tube testing question
  21. Tube rectifier wear
  22. I am new to tubes and have been looking for help!
  23. Noisy power tubes
  24. Tube identification: manufacturer logo/markings database?
  25. Yay I got a Telefunken ECC83 for $10
  26. How much light in Power Tubes?
  27. 5Y4GA Rectifier
  28. Soft/Med/Hard Duet...
  29. 6V6 Tubes in a Fender Blues Deluxe Reissue?
  30. 6P6S - Any one used these?
  31. Non-Reissue Tung Sol 5881/6L6WGB, RCA Blackplate 6l6gc Unmatched Pair
  32. An experiment for gassy tubes
  33. 6gw8 replacement?
  34. What brand is this?
  35. 7868 Power Tubes?
  36. 1950s Genuine RCA Radio Tubes and Parts
  37. Tube Education for Blues Deluxe
  38. solid state
  39. 6CA7
  40. '65 Fender Princeton - Tube Suggestions?
  41. Blues Jr. 1 Hot tube
  42. temporary intense glow/dull flash on filament when heaters are turned on
  43. 12AX7 Voltage Problem(s)
  44. Poor little 8CG7
  45. Last word on Sovtek 5881 plate voltages, pleeeeeease.
  46. Using large value screen resistors w/ bypass caps
  47. 5cg8 triode/pentode amp ?
  48. 6SJ7
  49. New Tung-sol 6v6gt voltage
  50. Tube Rattle
  51. Tube Matching
  52. ECC808?
  53. 12ax7 that can handle 400v on the plate!
  54. 6V6G Specs?
  55. Replacement for 12AU6 Tube?
  56. NOS Recto vs New Recto
  57. 5c3 Biasing question
  58. 5881 tube retainers
  59. NOS Source
  60. Weber copper cap Module
  61. 7189A sub?
  62. 6bl8/ecf80 for gain stages
  63. 6L6 headroom, power, and saturation
  64. 6sl7 phase inverter gain stage
  65. 5879 preamp tube
  66. No more Groove Tubes
  67. 6CA4 (EZ81) questions from a n00b. (ELK Stageman bonus pics)
  68. what about Gold Dragon tube
  69. So I got some 6N1P/ECC88's? what should I do with them?
  70. Are these equivalent to anything you know of?
  71. Question about subbing 6V6s for 6L6s
  72. 6V6GT Questions: Fender Champ 5F1
  73. NOS tube guide
  74. Fender Deville 212 Noisey
  75. Caveat on using 6BQ5's in modern EL84 amps!
  76. torroidal trannies question
  77. 6Y6G ST tubes
  78. national gold line 6l6gc
  79. THD Reactive Rectifier
  80. Matched Tube Question
  81. 12AY7EH a hummer?
  82. 12AX7EH CF Failure
  83. circuit diagram
  84. Tube Primer
  85. Best Tubes for Fender Hot Rod Deluxe
  86. hi Fi tubes for geetar amps?
  87. Revolutionary or just another try?
  88. Techtube
  89. Fender/Groove connection
  90. New Tube & Parts "Burn In" - What ???
  91. 5879 preamp tube substitution
  92. Univox Amp Question
  93. reel to reel recorder tube swap
  94. Bugera 6262 help!!
  95. how do I set my Bias?
  96. 12AT7 for Reverb Driver & PI
  97. 6V6 in Class AB1 push-pull mode
  98. Broken GTEL84S (6BQ5) Tube - Works?
  99. Woohoo KT88s
  100. 6N2P-EV Tubes
  101. I have an 6F1P tube, what can I do with it?
  102. strange amp, questions
  103. Increasing distortioin in PP 6L6
  104. NOS Mullard 12AX7 prices
  105. Tube Diving
  106. crate vc 50 3x10
  107. Preamp tubes problem
  108. 6550 Tube Types
  109. 6N6p
  110. Traynor 40 YVC - 1 of 2 tubes out!
  111. Mullards El34's Vs. Svetlana 34's
  112. Do old guitar tubes have any value?
  113. tube ratings?
  114. marshall 800
  115. marshall 2203 tubes
  116. 5U4G vs 5U4GB
  117. 12ax7 Tung Sol(new) Problem
  118. We 350b?
  119. Jensen C12S Impedance?
  120. How to adjust your tube guitar amp
  121. need help changing from 2 to 3 prong Grounded cable for univox u45b project
  122. This Is Too Funny !
  123. Question about biasing my amp.
  124. sharp cutoff pentodes
  125. who used 6SL7?
  126. New Sensor "Tung-Sol" 6V6GT voltages - FYI
  127. stupid nOOb question
  128. Peavey Heritage VTX
  129. who use chinese tube ?
  130. getter problems
  131. Hello and Biasing question
  132. How long do tubes really last?
  133. Anyone got Data sheet for New Sensor "Tung-Sol 6V6GT"?
  134. How Do You Like The JJ X2 Mica 6L6GC
  135. Crate V16 new tubes and speaker
  136. USA Fender 12ax7
  137. Hand made triode; cool!
  138. best 12ax7 for distortion
  139. What is the best 6L6 for a V4?
  140. Brimar 6X5GT - What uF rating
  141. Tubes in Greece!
  142. New Mullard tubes
  143. how much difference does a matched set make?
  144. Where to find modern tube data sheets
  145. Cathode current meter.....build question
  146. Real Reissue KT66's
  147. frequency low down on smaller output tubes
  148. ...vacuum tube THEORY?
  149. How accurate is a "life test"?
  150. 6BQ6 schematic needed
  151. What about TV horizontal deflection tubes as output? I need some schematic with ...
  152. Getting new tubes for blues amp, neep an opinion
  153. Holy mother of God! auction gone nuts
  154. roll your own vacuum tubes
  155. 6V6s
  156. Pin 6 on octal power tubes?
  157. 6021 and 6112 Submini Tubes
  158. Bad Tubes
  159. NOS???
  160. 6V6: 12W or 13W plate dissipation?
  161. Oddball Tubes I'm Looking For
  162. My tube collection!
  163. JJ or EH 7591A?
  164. Wanted: Composite Loadline Chart for P-P 6550 in Class A
  165. Tube Cad / Spice Questions
  166. Eurotubes Any Problems ?
  167. the secret of NOS tubes...
  168. 6L6 replacements
  169. 6N1P Triode. Anyone Familiar?
  170. Lafayette tubes from England ?
  171. National 12AX8's, who made 'em?
  172. 6SJ7 to 12AX7 ??
  173. El34, 6l6, 6v6
  174. metal can 6v6's
  175. Change of Tubes for Marshall DSL 2000 100W
  176. Tung-sol RI 6550 how much can it take?
  177. KT88 / 6550 Bias Questions
  178. where do i start?
  179. Opinions on New Production EF86?
  180. OK! I need help!!!!
  181. Looking for 12ay7/6072 recommendations.
  182. Will bass damage a valve amp?
  183. Tube Recommendations?
  184. High gain pre-amp tube / valve - Question
  185. CBS Rectifier Identification Help Needed
  186. 5AR4 / GZ34 -- Best New Production Tubes?
  187. Who Made the "Realistic Lifetime" EL84?
  188. Old RCA 12ax7
  189. Weird tube death (see "salvaging" post also)
  190. Salvaging valuable tubes - (see "dead" tube post also)
  191. Old tubes - please advice needed (6SC7, 6J7)
  192. best Traynor YBA1 preamp tubes for early breakup?
  193. Opinions of Sovtek tubes
  194. tungsram THANK YOU !!!!!!!
  195. tungsram HELP!!!!
  196. Wit's end with underbiased super
  197. Tubes for AC30CCH
  198. Ampeg V4 and the ECC 832
  199. New Sensor at it again
  200. A Home-Made Triode!??!
  201. ECC83 vs ECC84
  202. The Brick Project
  203. How to ID 12AX7 manufacturer?
  204. Ck512ax
  205. tung sol 12ax7
  206. Is this too good to be true?
  207. tube ID interchange
  208. choosing tubes help?
  209. Jorenz Tubes?????
  210. I found some NOS tubes
  211. Ampeg B-15-N
  212. Groove tubes "Mullard" 12AX7
  213. Rsd 6l6gc
  214. Experiences with 3DG4s?
  215. Anybody try the TAD short bottle 6L6's?
  216. Reissue Mullard EL-34 ??
  217. Mullard 6L6GT
  218. 12DW7, 7247, ECC832 -- A Cool Tube!
  219. 6v6's in a Plexi?
  220. Tung Sol 6V6 reissue