PDA

View Full Version : Tubes / Valves


Pages : 1 2 3 4 5 6 7 8 9 10 [11] 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101

  1. 6ak5 / 5654 tubes in Kuala Lumpur, Malaysia
  2. aikido octal all-in-one manual
  3. Conrad Johnson MV75 help needed
  4. Leak tl12+ ECC81
  5. Kuba Serenade Stereo Console - Part II - New development - amp debug question
  6. Amperex AX569
  7. Marconi tube ID help
  8. ST-70 Input Stage, Explained For Extreme Beginners
  9. heaters connected to cathode?!
  10. HK Citation I rebuild question.
  11. tube 4-125A design
  12. Mod FISHER 100AZ-balanced input!?
  13. Akidio PS-17 CLC Resistance Value Choices
  14. More questions on parallel push-pull
  15. Inputs needed for Power Transformer Design!
  16. seeking advice about Welborne Labs kit
  17. 2A3 Design: Real World Gain Question
  18. 6M11 push-pull spud amp
  19. My first Console mod - Class is in session
  20. Wright Sound WPA 3.5 Power Transformer Replacement Options
  21. DF 96 tube
  22. S.A.C.T valve transformers
  23. Very strange....
  24. Advice Needed on PSU Over voltage
  25. Griffin G170 schematic needed
  26. Funny comment about the religion of SE
  27. calculate needed wattage for output transformer
  28. AP1 tube preamp assistance needed,please?
  29. 6AN8 or ECF80 ?
  30. Simple Cheap Amp Using 6l6 and/or 12ax7?
  31. Which Tube Amp Kit Sounds Best
  32. Push Pull 6HJ5 Monoblocks
  33. 100 V transformers
  34. unstable right channel
  35. Aikido 9 pin tubes for 2a3
  36. preamp kit
  37. 71a DHT Pre - MV Rectifier, Batteries, and TVC's
  38. Build ideas? New tube amp find and I'd like some input please.
  39. OB2 SPICE model
  40. Push pull - driver tube plate voltage
  41. Voltage Doubler Caps
  42. Morgan Jones Regulator - Questions
  43. Gu-50 SE Amp , quick question...
  44. Tube Amp Open Circuit Protection
  45. 6CU6 Sweep Tube Monoblock Power Amp Build Log
  46. je labs type 76 preamp build!
  47. Any Tube Designers Out There: Money For You
  48. Output Transformer Questions
  49. cathode bias redplate question
  50. eyelets and radial capacitors
  51. Help with MiniBlok II
  52. Reading Sovtek Date Codes
  53. ECF or PCF80 as a headphone amp
  54. 60 Watt Mono Build
  55. Amp for Klipsch Heresy
  56. The ULTIMATE 300B
  57. Stage gain and cascading
  58. NOS Tube Socket Question
  59. 75 Watt/Channel Monoblock Custom Amp
  60. Wiring variac
  61. 1SH29B russian miniature tube - useful for audio?
  62. Humming in PP EL84 Tubes aMP.
  63. Repurposing a Tube Reel to Reel
  64. YaQin MC-10L Vs ST70: Sound Quality
  65. Voltage VS. Amperage?
  66. 3 questions about 6B4g
  67. DIY OPT - are these good?
  68. Audio Research regulators
  69. 0C3 for lowering down the screens?
  70. radio like interference condition in SA-100
  71. PCL86 heater flash
  72. Tube powered subwoofer
  73. Anyone have experience with Shuguang 805A
  74. The emperor's new amplifier
  75. Power supply question:twin choke input?
  76. El-84 vs El-86
  77. Modifying Tektronix Type-E Plugin
  78. radio coming thru speakers.
  79. FM tube tuner
  80. diy el 34 se
  81. Transformers Specs for a 2x KT88 Amp
  82. 805 Positive or Negative Grid
  83. Point To Point, 100 percent, No Kit
  84. More line loads etc
  85. B300 C120 rectifier replacement.
  86. Triode simulation/emulation with solid state
  87. What is the driver circuit here?
  88. Dynaco Mark III
  89. ReCap- Heathkit AA-151 Help
  90. Hammond Chassis?
  91. How about an IXCP10M90 as a FETRON
  92. PUSH PULL SE ???
  93. More load lines...
  94. 7193/2C22: wich brand's the best?
  95. Bumed out over this Setchell Carlson
  96. Looking for Electron flow diagram
  97. Why Only Automatic/Semi-Automatic Bias?
  98. Audio Note M-Zero preamp
  99. Load lines. What?
  100. Preamp - pop on channel change
  101. Just for interest.
  102. 813 push-pull output 250W tube amp
  103. What sort of resistors are fine to use in tube amps?
  104. How Not To Pack DHTs For Postal Shipment
  105. Help me ID this trafo and tubes..
  106. Full PSE Amp /only 6E5P/
  107. ATH90
  108. Corroded valve pins
  109. Power supply advice needed
  110. Big Capacitors in PSU
  111. 6CD6G Tube amp
  112. Removal of Cathode Follower in JE Labs Circuit
  113. Q: Cascaded Transformers, S&B102+LL7903
  114. Threshold dac 1e possible modd
  115. Need Help with PSVANE 6CA7-T
  116. Why kind of Vacuun tube is the Tung-Sol TS 930 ??
  117. Magnetic Ballast (Sylvania) MB2 x 40/120 RS
  118. Recommendations & Budget for DIY Tube Amp kit?
  119. Recommend a good plate choke for 5842 tube
  120. Recomendations for SE 6AQ5 Schematics?
  121. ST35 Phase Splitter
  122. german console pull recap Project - help needed
  123. 6B4G Monkey help
  124. These transformers can be used for EL84 SE?
  125. 300B...Ebay or DIY??
  126. Higher gain twin triode!
  127. ARC V70 bias
  128. 70v transformers explored.
  129. Are these caps stuffed ?
  130. Anyone recognizes this amp ?
  131. What is Simplest and Best 6550 PP What is Simplest and Best 6L6 PP circuit? (PK)
  132. My tube differential amplifier
  133. Helping a friend build a tube headphone amp.
  134. Tango XE-20S, tube option
  135. -follower with mosfet... how stable ?
  136. 5k or 2.5k for 6s45p
  137. minor hum problem
  138. Help to choose budget Tube Amp....
  139. Vao
  140. Help with tube-rolling 300b Ming-Da amp?
  141. EF184 pins 1 and 3
  142. aikido pre (5687 all in one) HUMM!!
  143. Question about tube datasheets
  144. EL84 "typical" amplifier
  145. Packing heat.
  146. Current rating for power transformer.
  147. Pentode Odd Behavior
  148. Lower Screen Voltage KT88, choke input + Cap input supply
  149. tannoy line trans
  150. Hi Gain Inverter for a PP amp
  151. Help looking for a project
  152. Dynaco MkIII bias flutter/stability...
  153. grid leak resistor?
  154. 16LS Stereo Tube Amplifier and how to connect to Baxandall Tube stereo tone control
  155. Fisher 800-C blown fuse
  156. testing 300B on Hickok 539B/C
  157. cathode bias imbalance
  158. DIY M60 OTL Power Amplifiers
  159. Invisible gain...Aikido content
  160. Vacuum Tube Spice Models
  161. Tamura interstages
  162. Jolida 502/302b power transformer.
  163. Anyone used high voltage MKP1848 caps
  164. Bogen mo-200
  165. Phono Circuit Noise Factor
  166. Input impedance of this headphone amplifier ?
  167. D3a preamp.
  168. Newbie needs advice about DIY project please!
  169. PSUD and Off load Voltage
  170. Help! AVO CT-160 Meltdown
  171. Groovewatt-Valve RIAA Phono Preamp?
  172. Mullard EL84 Reissue?
  173. Push Pull amp power supply question
  174. Aikido all in one 5687 tube pre / louder in right Channel
  175. AUDIO RESEARCH SP-6B TUBE AMPLIFIER
  176. Tube Amp
  177. Preamp Pentode Screen Voltage and Gain
  178. AUDIBLE iLLUSION m3A
  179. What "Class" amp is this?
  180. DC coupling
  181. DuKane 1A831
  182. Thump sound at turn off of a power amp
  183. DHT AC heating 120hz phase canceling
  184. REVOX Model 40 amp. Need some hand holding please.
  185. heater imbalance fixable?
  186. Headphone amp
  187. Speech Amp for Modulator
  188. 2.1 channel el84 amp help
  189. Identify PC board in little amp...
  190. dcpp vs sse vs spp? First build
  191. Spice model for GU50 (LT-Spice)
  192. Need schematic of Preamplifier AM 1065
  193. My Journey to build Tube power amplifier B300 SE
  194. Kondo M77
  195. tube datasheet gm
  196. xiang sheng best valves
  197. 6CN6/EL38 Replacement
  198. 4P55
  199. Possible or way to complicated?
  200. Jeff korneff SET 45
  201. Hickok 536 Calibration Procedure?
  202. P2p layout
  203. Heating tubes off mains voltage
  204. EL84 as preamp tube?
  205. Claus Byrith 4-30 PP with KT66
  206. biasing confusion
  207. Bogen HE-10 question
  208. Golden Tube Audio SE-100
  209. Nearing Conclusion of Line/Phono Project
  210. Bias Supply For Citation V?
  211. Tube Integrated Amp
  212. Help needed about a quad FM2 RF
  213. 21jv6 tube datasheet
  214. Interstage transformer theoretical phase change?
  215. Bootstrapping a high pass filter
  216. Help with hybrid Aikido amp! Suggestions please
  217. Need help with a Curcio Daniel 1
  218. Audio Tubes used in Industrial equipment?
  219. Hammond H1 Amp
  220. CCS assisted small signal UL pentode
  221. Vox AC50 output transformer rewind
  222. Dynaco ST35 B+
  223. Simple Tube Amp
  224. Portable tube amplifier
  225. Using the heater supply to get a DC source
  226. phono/aux switching problem
  227. What is the best EF86 in production at the moment
  228. 12AX7 / 12AT7 Mu Follower Phono
  229. Kreisler Stereo 6 speaker impedance
  230. A serviceable life.....
  231. TV 7 DU Tube info
  232. Twinings Tea Transformer Covers
  233. ECC88 with 12V heaters
  234. CXhange opa 627ap for an audio gd moon ?
  235. PP-EL34/6550/EL-PL504 or KT88 Bal. innput
  236. fatman itube mk1 sounds bad
  237. Chinese FD-71 tube is the russian GK-71 ?
  238. Leak stereo 20 diagnosis
  239. VTL
  240. Looking for tubed MC pre-pre
  241. Correct wiring types
  242. Couplates
  243. Op-Amp Like Line Preamp
  244. SE GU-50/6CB6 Pentode Design
  245. Pioneer SX34
  246. About metal film resistor in a tube tuner
  247. Looking for 52dBs or more MM phono
  248. Winter is coming... Time to start GM70 SE parafeed amp
  249. Doug Self: Wireless World Magazine Article Archive
  250. Relay short circuit

Content Relevant URLs by vBSEO 3.3.2