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

  1. Tamura F-2012
  2. Joining output windings
  3. B&K 650 tube tester
  4. 5687 LTSpice model needed
  5. Can you identify this transformer? 70V line matching?
  6. I had to post this..the 211 in all its glory!
  7. Help with preamp/driver/output setup
  8. Accident - Shorted Cathode to grid!!
  9. Correct B+ for EL84 UL PP
  10. RH807 output transformer....what did you use?
  11. Headphone tube amp with balanced output?
  12. Tube buffer with 6n1p-EV
  13. First little SE
  14. ID Nice Unknown Tube
  15. Bell and Howell Model-601
  16. what should my mulit reader be on to bias yaqin 100b
  17. Fixing an old Tandberg Huldra 6 Radio
  18. 30W sweep tube amp
  19. Atmosphère S-40 with KT88, does someone know about this amp?
  20. What happens when Output transformer max voltage (slightly) exceeded?
  21. what type is the best?
  22. Kiwame carbon resistors
  23. Rocker Switch Wiring
  24. RH6550
  25. Diodes for Marantz 8B
  26. Diodes for Marantz 8B
  27. Telefunken 2430 Opus Resistor Burnout
  28. yaqin 100b with 2 different kt88 valves 2 are Genelex Gold Lion and 2 are Svetlena wi
  29. Conrad Johnson MV40 copy and Fisher OP's
  30. Are EF86 Tubes inherently microphonic?
  31. Counterpoint SA-1000 Hum in left channel Pinging Anatech!
  32. Need a rectifier tube...
  33. Looking for Harman Kardon Allegro A-10 Schematic or PhotoFact.
  34. How much spl can a triode take?
  35. Octal CCDA kit - help needed!
  36. Mod input of 6AU6/6AQ5 amp for iPod
  37. Put a tube on your PC just for fun..
  38. ST35 Cathode Feedback
  39. Series Shunt tube regulator
  40. Help ID this tube ^&$**@# lettering!
  41. Adding a db VU meter to an existing tube mic pre
  42. Quad 22 interstage cap?
  43. First test of my AX84 HI-octane
  44. 4P1L triode PP (40W!!?)
  45. KT88 shootout vintage vs new vs 90
  46. Help needed to identify this british made Amp
  47. PSU II Question
  48. Quality tube buffer with ECC83
  49. K12g Amp Question
  50. Stark 9-66 tube tester - repair help
  51. output transfo problem
  52. Pair of Fisher CA-40 Oddballs
  53. Model 601 tube amp.
  54. Model 601 Tube amp
  55. First power amp build. Is this normal??
  56. Compactronized 6146
  57. Preamp and inverter on B7G base tubes circuit.
  58. Advice and Suggestions on Amp designs
  59. Help who tube buffer x10-d
  60. EL803S-6CW5 / EL86 amp design check (schematic attached)
  61. amp buzz in one channel on inrush / power on
  62. SE 8-10W monoblock build help
  63. GlassWare Tube CAD
  64. SMD Parts and the DIYer
  65. 6CW5 / EL86 operating point
  66. RH84 power output
  67. 6n6p-ir
  68. Transformer bubbling
  69. Crackling noise.... pls help on Pre-amp
  70. RH84 amp. Plate is 300V. What voltage...
  71. Amplificator Class A 2 X EL504
  72. Help in testing 12ax7 and 7869 tubes
  73. Micro-Cap Tubes Parameters question
  74. Cathode Bypass Capacitor
  75. NOOB ALERT! sooo omany questions.....
  76. IS THIS A REAL E810F ???
  77. Chassis design question / cooling of small signal valves
  78. 5 leads pp output transformer
  79. Vote and Comment: SRPP vs. Aikido vs. Grounded Grid
  80. NEED ADVICE ON THIS SCHEMATIC AND WILL IT WOFK
  81. Help Identifying a Console Pull Amplifier
  82. sunaudio 2A3 circuit...is it good for newbie?
  83. KT120: When does it starts to sing ?
  84. Simple Time Delay (no more excuses for not having one)
  85. Cary SLP-05
  86. 6SN7 Grounded Grid
  87. input selector switch replacement help
  88. help needed with transformer wiring
  89. Tube Schematic Drawig Packages
  90. 12AU7 - 5V4G easy amplifier
  91. Glassware CCA 9-pin PDF
  92. Replacement for the tube 6922 (ECC88)?
  93. Which probes for my first scope?
  94. PP CATHODE BIAS WITH "CCS"
  95. current output tube amplifier
  96. Tube amp for a small room (newbie-like)
  97. What is this old thing from1929?
  98. Arduino cathode current HT etc
  99. Bizzare Output Transformer Connectivity...
  100. OPT to KT88?
  101. Help needed on identifing tube
  102. Amplifier circuit from tube radio
  103. Amplifier circuit from tube radio
  104. Using Valves Library in EAGLE CAD
  105. Biggest noval power pentode?
  106. Akita 12V preamp thoughts
  107. Help, what is this (Marconi 6204) ?
  108. Anyone try DHT 33 or 1Q5 Pentodes wired as Triode?
  109. Would this be a good buy?
  110. Looking for a complete DIY Tube amp
  111. Schematic by TS LIM Pre-amp
  112. Fisher Model 100 'AZ' Mono Amp Rebuild w/ Oscillations
  113. Measuring inductance
  114. Leak stereo 20
  115. Gain and gm of a QQE03/20 anyone ??
  116. Power supply options for tube amplifiers.
  117. CCS question mA
  118. Help wanted with testing and finetuning.
  119. YAQIN VK2100 pre amp
  120. Identify record player and valve
  121. AC Line Filter
  122. blue flash inside 5Y3GT
  123. Heater-Cathode Leakage
  124. Old Tube Kit
  125. Point to Point SET KT88/6550 Build
  126. D3a - MOSFET HYBRID CIRCLOTRON
  127. Aikido CCDA
  128. output impedance
  129. Bizzaro fix for hum problem needs explanation! Pretty Please
  130. Bizzaro fix for hum problem needs explanation! Pretty Please
  131. Questions regarding first build - K-502
  132. Good tube tech in Brooklyn NYC?
  133. Looking for LTspice tube models
  134. Audio Research SP15 : faulty phono stage
  135. Spark 810 looking for the diagram
  136. HP 8903B Question ?
  137. 1955 Hammond Organ Tube Amp
  138. Suggestions Please
  139. Croft Series 4 PL519 regulator
  140. Rectifier ID
  141. Adding headphone output to Darling amp
  142. CLC vs CLCLC Filter Power Supply
  143. Where to get Vacuum Tube Valley magazine?
  144. Magnavox 8802 HELP!!!
  145. Vaa for KT120
  146. Tubes in a Home Theater?
  147. Yaqin mc 10l tube risers?
  148. Wiring an LED strip into an amp?
  149. Need a bit more power :)
  150. yaqin 100b kt88-98 bulb blown and smoking coming from the amp
  151. Amp. 2x5W RV12 P2000driver RL12 P10 final
  152. Layout challange: Dual Maggie AMP148 based.
  153. Replacement PT question
  154. Real Telefunken E88CC?
  155. Any audio differences for EL-84 P-P OPT?
  156. Need help identifying this amplifier.
  157. Can anyone identify this valve / tube?
  158. Pentode-like Triodes
  159. Telefunken EL156 SE experience
  160. Help with a Tubelab SE Power Supply Transformer
  161. 33:1 opt for 5:1 use?
  162. Siemens B30C600 selenium bridge rectifier
  163. ECC81 mu-follower problem
  164. Audio Note M7 line stage preaamp!
  165. Should I upgrade considering.....
  166. Using Wards SE EL84 Transformers for Decware Zenkit1
  167. Parts Box 300b
  168. TO-9105-1 Triodeelectronics output transformer
  169. Need help pairing Martin Logan Sequel II speakers with 4 Watt tube monoblocks
  170. What is your comment about akido linestage?
  171. Driving an EL34 amp without driver stage ?
  172. Mystery Telefunken T9 amp
  173. Improving preamp's bass response.
  174. EZ150
  175. Need help identifying baldwin tube amp
  176. 45 amp with 6N7
  177. Selecting 5881's question
  178. Schematic with ECC88
  179. PP Output Transformers
  180. Gas Tube Question (CK1006 Rectifier)
  181. Art Audio Quintet MK1 EL34 PP resistor value
  182. The Midlife Crisis - My 833C Amp Build
  183. Tube amp Building Compitition Interest check
  184. Found myself a Magnavox 9302-00
  185. DIY Stereo Amp 15-50wpc
  186. Gray Research AM-50
  187. Preamp Grounding and Hum
  188. What to do with AA-100 output iron
  189. Flat screen t.v. and tube amps?
  190. 12AX7 Plate Current vs. HT Voltage
  191. Hammond A0-29 project organ amp
  192. Need help with Phono preamp build with microcontroller relay switching
  193. CCS fixed bias
  194. Gerber file help!!!!!!!
  195. Finally real inductance of a grid resistor...
  196. 12B4 vs. 12B4A
  197. Simple hybrid amplifier
  198. VTL Stereo 50
  199. Distributed volume pot
  200. DHT fixed bias schematic
  201. Wiring a power transformer
  202. What can I do with these tubes?
  203. RCA SP-20 circuit question.
  204. Magnavox Model 1ST525A
  205. LD91 signature power transformer wires Help?
  206. Effect of Regulated DC Filament Supply
  207. D3a-300b amp help!
  208. Need Schematic for this GE Console fast.
  209. Sound experiences 6SN7
  210. EL152 maximum operating settings?
  211. OMG just scored a huge lot of Nos/Nib tube lot for $20
  212. Help with DN2540 CCS design
  213. Strange problem with Caps not blocking DC
  214. Help and suggestions for My Phono and pre amp
  215. PCB and transformer placing and shielding
  216. MC-40 bias current?
  217. Gyrator on ccs-tailed LTP?
  218. capacitor polarity on a VM 20050 amp
  219. Choke? Where to begin?
  220. H11F1 Switching in tube circuits
  221. cooling traditional E-core iron transformers
  222. New vacuum-tube preamp-project!
  223. DIY tube tester
  224. NABU TuneLabSE Buildup
  225. I just inherited a TON of tubes and tube amp components.
  226. Filament Transformer Question ?
  227. Low gain in Heathkit SA-2 phonostage
  228. speakers for leak tl12+
  229. LM3875 + Broskie Cathode Follower. (PICS)
  230. Has anyone built Andrea Ciuffolis Phono End ?
  231. tube substitute
  232. Motorcapacitors in high volt. power supplies?
  233. Troughline, Stereo 20, Technics 1200.Unhappy!
  234. Troughline, Stereo 20, Technics 1200.Unhappy!
  235. Volume potentiometer: the best way to do it...
  236. KT120 "triode" and Hammond 1650N
  237. Tubecad SE Amp Cad
  238. 5702wb
  239. Does anyone know of a company that makes circular risers for tubes?
  240. Negative feedback to differential pair driver
  241. effects send and/or preamp out jack on guitar amps
  242. 6L6 UL Power
  243. Bench Power Supply: What to look for ? Which one to get ?
  244. Bevois Valley EL84 PP - distortion in one channel
  245. good by til next winter
  246. PSUD Questions
  247. Power Transformer Wiring Question ?
  248. Fisher 500C C82/C84 ceramic capacitor function
  249. Tubes to first taker
  250. Neutral wired to chassis, how to add a 3-prong cord?

Content Relevant URLs by vBSEO 3.3.2