PDA

View Full Version : Tubes (Valves)



Pages : 1 [2] 3

  1. Svetlana factory seconds
  2. Free tube datasheets
  3. RCA 6L6's ?
  4. "Soot" Inside EL84/6BQ5
  5. JCM800 Preamp Clone - Wierd Distortion (oscilloscope pic)
  6. "Shield" brand 6BQ5 Torched Screen Resistors
  7. Preamp tubes
  8. Jan Philips 6L6WGB
  9. Mesa Boogie tubes
  10. R.I.P. CV4004.....Any tube sob stories?
  11. 5Y3 EZ81?
  12. Tube Slag
  13. my NOS 5y3 is not working. bad tube?
  14. Old Hammond Tubes??
  15. Cabs suited for Vox AC50
  16. legacy vl100
  17. I need Help with this tube "8CW5/XL86
  18. Amp should be 100 watts but low on power, why?
  19. 6sl7/12sl7 experimentation ?s'
  20. Question about Tube Output Power
  21. I have some general Q's about tubes!
  22. Question about tube glow.
  23. Hiwatt hi-gain 50 head biasing review
  24. Do different make 12AX7 tubes sound different? and why?
  25. 12at7 labeled as 12ax7
  26. Good Sounding Tubes
  27. New Tubes and disaster
  28. ECC 807 Brimar
  29. In at the deep end....
  30. Hiwatt hi-gain 50 head
  31. 6Y6GT in a Champ ?
  32. Bias probe
  33. No Sound on Fender Twin Pro All tube
  34. hammond tubes question
  35. Crate blue voodoo 60 watt 2-12 combo problems need advise
  36. Ampeg V4, maximizing headroom, needing real answers...
  37. Yellow Jacket Power Tube Adapter
  38. Hammond 7247
  39. The difference a tube can make
  40. What to do
  41. Laney AOR
  42. Tube Tests and Specs
  43. Duende Criatura?
  44. A Good New 12AY7?
  45. Fender Twin Preamp Question.
  46. Ampeg VL-503 not working tube arent glowing
  47. Ampeg SVT pro 3
  48. ECF80 / 6bl8 New ( not NOS ) ???
  49. 5881 question
  50. Useful Valve Test Reports
  51. Help identify a National Electronics 6l6 tube
  52. Tubes
  53. Phase Inverter tube capability
  54. Mesa boogie recto preamp tube placement values
  55. 12b4a ge jan
  56. 5AS4A acceptable Sub For 5U4G ?
  57. What NEW 12AX7 is BEST
  58. Anyone have info on A rcp 808aa tubetester?
  59. Variable cathode resistor
  60. The original chinese 12AX7's
  61. Making a solid state rectifier
  62. Tube amp death (auto bias-trouble)
  63. 12ax7 trouble
  64. Boy, do I HATE this (new tube rant)!
  65. Changing tubes on a Gibson Goldtone Ga-15
  66. 5u4 rattles on powerup
  67. NOS Russian 6Pi6c Beam Tetrodes
  68. Hammond-labeled tubes - mfr?
  69. JJ 6V6s sturdiness
  70. KT66 questions
  71. Changing Vibroluxe Reverb Custom tubes
  72. 6v6, 6f6
  73. What do these tubes do and can I use them in a THD amp?
  74. dsl 100 bias problem
  75. 12AX7 testing
  76. Kt100
  77. Just curious...
  78. What can folks tell me about 6EJ7 ?
  79. Making a quad out of 2 matched pairs
  80. Transconductance and tube performance
  81. Anyone ever try 6CW5s?
  82. 6G6G power tubes in a 5F2A ??
  83. Help with a tube substitution
  84. TV Tubes
  85. Wanted - High Power, High Voltage, Audio Frequency Transformer Manual
  86. Tube testing question
  87. Tube rectifier wear
  88. I am new to tubes and have been looking for help!
  89. Noisy power tubes
  90. Tube identification: manufacturer logo/markings database?
  91. Yay I got a Telefunken ECC83 for $10
  92. How much light in Power Tubes?
  93. 5Y4GA Rectifier
  94. Soft/Med/Hard Duet...
  95. 6V6 Tubes in a Fender Blues Deluxe Reissue?
  96. 6P6S - Any one used these?
  97. Non-Reissue Tung Sol 5881/6L6WGB, RCA Blackplate 6l6gc Unmatched Pair
  98. An experiment for gassy tubes
  99. 6gw8 replacement?
  100. What brand is this?
  101. 7868 Power Tubes?
  102. 1950s Genuine RCA Radio Tubes and Parts
  103. Tube Education for Blues Deluxe
  104. solid state
  105. 6CA7
  106. '65 Fender Princeton - Tube Suggestions?
  107. Blues Jr. 1 Hot tube
  108. temporary intense glow/dull flash on filament when heaters are turned on
  109. 12AX7 Voltage Problem(s)
  110. Poor little 8CG7
  111. Last word on Sovtek 5881 plate voltages, pleeeeeease.
  112. Using large value screen resistors w/ bypass caps
  113. 5cg8 triode/pentode amp ?
  114. 6SJ7
  115. New Tung-sol 6v6gt voltage
  116. Tube Rattle
  117. Tube Matching
  118. ECC808?
  119. 12ax7 that can handle 400v on the plate!
  120. 6V6G Specs?
  121. Replacement for 12AU6 Tube?
  122. NOS Recto vs New Recto
  123. 5c3 Biasing question
  124. 5881 tube retainers
  125. NOS Source
  126. Weber copper cap Module
  127. 7189A sub?
  128. 6bl8/ecf80 for gain stages
  129. 6L6 headroom, power, and saturation
  130. 6sl7 phase inverter gain stage
  131. 5879 preamp tube
  132. No more Groove Tubes
  133. 6CA4 (EZ81) questions from a n00b. (ELK Stageman bonus pics)
  134. what about Gold Dragon tube
  135. So I got some 6N1P/ECC88's? what should I do with them?
  136. Are these equivalent to anything you know of?
  137. Question about subbing 6V6s for 6L6s
  138. 6V6GT Questions: Fender Champ 5F1
  139. NOS tube guide
  140. Fender Deville 212 Noisey
  141. Caveat on using 6BQ5's in modern EL84 amps!
  142. torroidal trannies question
  143. 6Y6G ST tubes
  144. national gold line 6l6gc
  145. THD Reactive Rectifier
  146. Matched Tube Question
  147. 12AY7EH a hummer?
  148. 12AX7EH CF Failure
  149. circuit diagram
  150. Tube Primer
  151. Best Tubes for Fender Hot Rod Deluxe
  152. hi Fi tubes for geetar amps?
  153. Revolutionary or just another try?
  154. Techtube
  155. Fender/Groove connection
  156. New Tube & Parts "Burn In" - What ???
  157. 5879 preamp tube substitution
  158. Univox Amp Question
  159. reel to reel recorder tube swap
  160. Bugera 6262 help!!
  161. how do I set my Bias?
  162. 12AT7 for Reverb Driver & PI
  163. 6V6 in Class AB1 push-pull mode
  164. Broken GTEL84S (6BQ5) Tube - Works?
  165. Woohoo KT88s
  166. 6N2P-EV Tubes
  167. I have an 6F1P tube, what can I do with it?
  168. strange amp, questions
  169. Increasing distortioin in PP 6L6
  170. NOS Mullard 12AX7 prices
  171. Tube Diving
  172. crate vc 50 3x10
  173. Preamp tubes problem
  174. 6550 Tube Types
  175. 6N6p
  176. Traynor 40 YVC - 1 of 2 tubes out!
  177. Mullards El34's Vs. Svetlana 34's
  178. Do old guitar tubes have any value?
  179. tube ratings?
  180. marshall 800
  181. marshall 2203 tubes
  182. 5U4G vs 5U4GB
  183. 12ax7 Tung Sol(new) Problem
  184. We 350b?
  185. Jensen C12S Impedance?
  186. How to adjust your tube guitar amp
  187. need help changing from 2 to 3 prong Grounded cable for univox u45b project
  188. This Is Too Funny !
  189. Question about biasing my amp.
  190. sharp cutoff pentodes
  191. who used 6SL7?
  192. New Sensor "Tung-Sol" 6V6GT voltages - FYI
  193. stupid nOOb question
  194. Peavey Heritage VTX
  195. who use chinese tube ?
  196. getter problems
  197. Hello and Biasing question
  198. How long do tubes really last?
  199. Anyone got Data sheet for New Sensor "Tung-Sol 6V6GT"?
  200. How Do You Like The JJ X2 Mica 6L6GC
  201. Crate V16 new tubes and speaker
  202. USA Fender 12ax7
  203. Hand made triode; cool!
  204. best 12ax7 for distortion
  205. What is the best 6L6 for a V4?
  206. Brimar 6X5GT - What uF rating
  207. Tubes in Greece!
  208. New Mullard tubes
  209. how much difference does a matched set make?
  210. Where to find modern tube data sheets
  211. Cathode current meter.....build question
  212. Real Reissue KT66's
  213. frequency low down on smaller output tubes
  214. ...vacuum tube THEORY?
  215. How accurate is a "life test"?
  216. 6BQ6 schematic needed
  217. What about TV horizontal deflection tubes as output? I need some schematic with ...
  218. Getting new tubes for blues amp, neep an opinion
  219. Holy mother of God! auction gone nuts
  220. roll your own vacuum tubes
  221. 6V6s
  222. Pin 6 on octal power tubes?
  223. 6021 and 6112 Submini Tubes
  224. Bad Tubes
  225. NOS???
  226. 6V6: 12W or 13W plate dissipation?
  227. Oddball Tubes I'm Looking For
  228. My tube collection!
  229. JJ or EH 7591A?
  230. Wanted: Composite Loadline Chart for P-P 6550 in Class A
  231. Tube Cad / Spice Questions
  232. Eurotubes Any Problems ?
  233. the secret of NOS tubes...
  234. 6L6 replacements
  235. 6N1P Triode. Anyone Familiar?
  236. Lafayette tubes from England ?
  237. National 12AX8's, who made 'em?
  238. 6SJ7 to 12AX7 ??
  239. El34, 6l6, 6v6
  240. metal can 6v6's
  241. Change of Tubes for Marshall DSL 2000 100W
  242. Tung-sol RI 6550 how much can it take?
  243. KT88 / 6550 Bias Questions
  244. where do i start?
  245. Opinions on New Production EF86?
  246. OK! I need help!!!!
  247. Looking for 12ay7/6072 recommendations.
  248. Will bass damage a valve amp?
  249. Tube Recommendations?
  250. High gain pre-amp tube / valve - Question