PDA

View Full Version : Tubes (Valves)



Pages : 1 [2]

  1. Tube amp death (auto bias-trouble)
  2. 12ax7 trouble
  3. Boy, do I HATE this (new tube rant)!
  4. Changing tubes on a Gibson Goldtone Ga-15
  5. 5u4 rattles on powerup
  6. NOS Russian 6Pi6c Beam Tetrodes
  7. Hammond-labeled tubes - mfr?
  8. JJ 6V6s sturdiness
  9. KT66 questions
  10. Changing Vibroluxe Reverb Custom tubes
  11. 6v6, 6f6
  12. What do these tubes do and can I use them in a THD amp?
  13. dsl 100 bias problem
  14. 12AX7 testing
  15. Kt100
  16. Just curious...
  17. What can folks tell me about 6EJ7 ?
  18. Making a quad out of 2 matched pairs
  19. Transconductance and tube performance
  20. Anyone ever try 6CW5s?
  21. 6G6G power tubes in a 5F2A ??
  22. Help with a tube substitution
  23. TV Tubes
  24. Wanted - High Power, High Voltage, Audio Frequency Transformer Manual
  25. Tube testing question
  26. Tube rectifier wear
  27. I am new to tubes and have been looking for help!
  28. Noisy power tubes
  29. Tube identification: manufacturer logo/markings database?
  30. Yay I got a Telefunken ECC83 for $10
  31. How much light in Power Tubes?
  32. 5Y4GA Rectifier
  33. Soft/Med/Hard Duet...
  34. 6V6 Tubes in a Fender Blues Deluxe Reissue?
  35. 6P6S - Any one used these?
  36. Non-Reissue Tung Sol 5881/6L6WGB, RCA Blackplate 6l6gc Unmatched Pair
  37. An experiment for gassy tubes
  38. 6gw8 replacement?
  39. What brand is this?
  40. 7868 Power Tubes?
  41. 1950s Genuine RCA Radio Tubes and Parts
  42. Tube Education for Blues Deluxe
  43. solid state
  44. 6CA7
  45. '65 Fender Princeton - Tube Suggestions?
  46. Blues Jr. 1 Hot tube
  47. temporary intense glow/dull flash on filament when heaters are turned on
  48. 12AX7 Voltage Problem(s)
  49. Poor little 8CG7
  50. Last word on Sovtek 5881 plate voltages, pleeeeeease.
  51. Using large value screen resistors w/ bypass caps
  52. 5cg8 triode/pentode amp ?
  53. 6SJ7
  54. New Tung-sol 6v6gt voltage
  55. Tube Rattle
  56. Tube Matching
  57. ECC808?
  58. 12ax7 that can handle 400v on the plate!
  59. 6V6G Specs?
  60. Replacement for 12AU6 Tube?
  61. NOS Recto vs New Recto
  62. 5c3 Biasing question
  63. 5881 tube retainers
  64. NOS Source
  65. Weber copper cap Module
  66. 7189A sub?
  67. 6bl8/ecf80 for gain stages
  68. 6L6 headroom, power, and saturation
  69. 6sl7 phase inverter gain stage
  70. 5879 preamp tube
  71. No more Groove Tubes
  72. 6CA4 (EZ81) questions from a n00b. (ELK Stageman bonus pics)
  73. what about Gold Dragon tube
  74. So I got some 6N1P/ECC88's? what should I do with them?
  75. Are these equivalent to anything you know of?
  76. Question about subbing 6V6s for 6L6s
  77. 6V6GT Questions: Fender Champ 5F1
  78. NOS tube guide
  79. Fender Deville 212 Noisey
  80. Caveat on using 6BQ5's in modern EL84 amps!
  81. torroidal trannies question
  82. 6Y6G ST tubes
  83. national gold line 6l6gc
  84. THD Reactive Rectifier
  85. Matched Tube Question
  86. 12AY7EH a hummer?
  87. 12AX7EH CF Failure
  88. circuit diagram
  89. Tube Primer
  90. Best Tubes for Fender Hot Rod Deluxe
  91. hi Fi tubes for geetar amps?
  92. Revolutionary or just another try?
  93. Techtube
  94. Fender/Groove connection
  95. New Tube & Parts "Burn In" - What ???
  96. 5879 preamp tube substitution
  97. Univox Amp Question
  98. reel to reel recorder tube swap
  99. Bugera 6262 help!!
  100. how do I set my Bias?
  101. 12AT7 for Reverb Driver & PI
  102. 6V6 in Class AB1 push-pull mode
  103. Broken GTEL84S (6BQ5) Tube - Works?
  104. Woohoo KT88s
  105. 6N2P-EV Tubes
  106. I have an 6F1P tube, what can I do with it?
  107. strange amp, questions
  108. Increasing distortioin in PP 6L6
  109. NOS Mullard 12AX7 prices
  110. Tube Diving
  111. crate vc 50 3x10
  112. Preamp tubes problem
  113. 6550 Tube Types
  114. 6N6p
  115. Traynor 40 YVC - 1 of 2 tubes out!
  116. Mullards El34's Vs. Svetlana 34's
  117. Do old guitar tubes have any value?
  118. tube ratings?
  119. marshall 800
  120. marshall 2203 tubes
  121. 5U4G vs 5U4GB
  122. 12ax7 Tung Sol(new) Problem
  123. We 350b?
  124. Jensen C12S Impedance?
  125. How to adjust your tube guitar amp
  126. need help changing from 2 to 3 prong Grounded cable for univox u45b project
  127. This Is Too Funny !
  128. Question about biasing my amp.
  129. sharp cutoff pentodes
  130. who used 6SL7?
  131. New Sensor "Tung-Sol" 6V6GT voltages - FYI
  132. stupid nOOb question
  133. Peavey Heritage VTX
  134. who use chinese tube ?
  135. getter problems
  136. Hello and Biasing question
  137. How long do tubes really last?
  138. Anyone got Data sheet for New Sensor "Tung-Sol 6V6GT"?
  139. How Do You Like The JJ X2 Mica 6L6GC
  140. Crate V16 new tubes and speaker
  141. USA Fender 12ax7
  142. Hand made triode; cool!
  143. best 12ax7 for distortion
  144. What is the best 6L6 for a V4?
  145. Brimar 6X5GT - What uF rating
  146. Tubes in Greece!
  147. New Mullard tubes
  148. how much difference does a matched set make?
  149. Where to find modern tube data sheets
  150. Cathode current meter.....build question
  151. Real Reissue KT66's
  152. frequency low down on smaller output tubes
  153. ...vacuum tube THEORY?
  154. How accurate is a "life test"?
  155. 6BQ6 schematic needed
  156. What about TV horizontal deflection tubes as output? I need some schematic with ...
  157. Getting new tubes for blues amp, neep an opinion
  158. Holy mother of God! auction gone nuts
  159. roll your own vacuum tubes
  160. 6V6s
  161. Pin 6 on octal power tubes?
  162. 6021 and 6112 Submini Tubes
  163. Bad Tubes
  164. NOS???
  165. 6V6: 12W or 13W plate dissipation?
  166. Oddball Tubes I'm Looking For
  167. My tube collection!
  168. JJ or EH 7591A?
  169. Wanted: Composite Loadline Chart for P-P 6550 in Class A
  170. Tube Cad / Spice Questions
  171. Eurotubes Any Problems ?
  172. the secret of NOS tubes...
  173. 6L6 replacements
  174. 6N1P Triode. Anyone Familiar?
  175. Lafayette tubes from England ?
  176. National 12AX8's, who made 'em?
  177. 6SJ7 to 12AX7 ??
  178. El34, 6l6, 6v6
  179. metal can 6v6's
  180. Change of Tubes for Marshall DSL 2000 100W
  181. Tung-sol RI 6550 how much can it take?
  182. KT88 / 6550 Bias Questions
  183. where do i start?
  184. Opinions on New Production EF86?
  185. OK! I need help!!!!
  186. Looking for 12ay7/6072 recommendations.
  187. Will bass damage a valve amp?
  188. Tube Recommendations?
  189. High gain pre-amp tube / valve - Question
  190. CBS Rectifier Identification Help Needed
  191. 5AR4 / GZ34 -- Best New Production Tubes?
  192. Who Made the "Realistic Lifetime" EL84?
  193. Old RCA 12ax7
  194. Weird tube death (see "salvaging" post also)
  195. Salvaging valuable tubes - (see "dead" tube post also)
  196. Old tubes - please advice needed (6SC7, 6J7)
  197. best Traynor YBA1 preamp tubes for early breakup?
  198. Opinions of Sovtek tubes
  199. tungsram THANK YOU !!!!!!!
  200. tungsram HELP!!!!
  201. Wit's end with underbiased super
  202. Tubes for AC30CCH
  203. Ampeg V4 and the ECC 832
  204. New Sensor at it again
  205. A Home-Made Triode!??!
  206. ECC83 vs ECC84
  207. The Brick Project
  208. How to ID 12AX7 manufacturer?
  209. Ck512ax
  210. tung sol 12ax7
  211. Is this too good to be true?
  212. tube ID interchange
  213. choosing tubes help?
  214. Jorenz Tubes?????
  215. I found some NOS tubes
  216. Ampeg B-15-N
  217. Groove tubes "Mullard" 12AX7
  218. Rsd 6l6gc
  219. Experiences with 3DG4s?
  220. Anybody try the TAD short bottle 6L6's?
  221. Reissue Mullard EL-34 ??
  222. Mullard 6L6GT
  223. 12DW7, 7247, ECC832 -- A Cool Tube!
  224. 6v6's in a Plexi?
  225. Tung Sol 6V6 reissue