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  1. Magnavox 8802 HELP!!!
  2. Vaa for KT120
  3. Tubes in a Home Theater?
  4. Yaqin mc 10l tube risers?
  5. Wiring an LED strip into an amp?
  6. Need a bit more power :)
  7. yaqin 100b kt88-98 bulb blown and smoking coming from the amp
  8. Amp. 2x5W RV12 P2000driver RL12 P10 final
  9. Layout challange: Dual Maggie AMP148 based.
  10. Replacement PT question
  11. Real Telefunken E88CC?
  12. Any audio differences for EL-84 P-P OPT?
  13. Need help identifying this amplifier.
  14. Can anyone identify this valve / tube?
  15. Pentode-like Triodes
  16. Telefunken EL156 SE experience
  17. Help with a Tubelab SE Power Supply Transformer
  18. 33:1 opt for 5:1 use?
  19. Siemens B30C600 selenium bridge rectifier
  20. ECC81 mu-follower problem
  21. Audio Note M7 line stage preaamp!
  22. Should I upgrade considering.....
  23. Using Wards SE EL84 Transformers for Decware Zenkit1
  24. Parts Box 300b
  25. TO-9105-1 Triodeelectronics output transformer
  26. Need help pairing Martin Logan Sequel II speakers with 4 Watt tube monoblocks
  27. What is your comment about akido linestage?
  28. Driving an EL34 amp without driver stage ?
  29. Mystery Telefunken T9 amp
  30. Improving preamp's bass response.
  31. EZ150
  32. Need help identifying baldwin tube amp
  33. 45 amp with 6N7
  34. Selecting 5881's question
  35. Schematic with ECC88
  36. PP Output Transformers
  37. Gas Tube Question (CK1006 Rectifier)
  38. Art Audio Quintet MK1 EL34 PP resistor value
  39. The Midlife Crisis - My 833C Amp Build
  40. Tube amp Building Compitition Interest check
  41. Found myself a Magnavox 9302-00
  42. DIY Stereo Amp 15-50wpc
  43. Gray Research AM-50
  44. Preamp Grounding and Hum
  45. What to do with AA-100 output iron
  46. Flat screen t.v. and tube amps?
  47. 12AX7 Plate Current vs. HT Voltage
  48. Hammond A0-29 project organ amp
  49. Need help with Phono preamp build with microcontroller relay switching
  50. CCS fixed bias
  51. Gerber file help!!!!!!!
  52. Finally real inductance of a grid resistor...
  53. 12B4 vs. 12B4A
  54. Simple hybrid amplifier
  55. VTL Stereo 50
  56. Distributed volume pot
  57. DHT fixed bias schematic
  58. Wiring a power transformer
  59. What can I do with these tubes?
  60. RCA SP-20 circuit question.
  61. Magnavox Model 1ST525A
  62. LD91 signature power transformer wires Help?
  63. Effect of Regulated DC Filament Supply
  64. D3a-300b amp help!
  65. Need Schematic for this GE Console fast.
  66. Sound experiences 6SN7
  67. EL152 maximum operating settings?
  68. OMG just scored a huge lot of Nos/Nib tube lot for $20
  69. Help with DN2540 CCS design
  70. Strange problem with Caps not blocking DC
  71. Help and suggestions for My Phono and pre amp
  72. PCB and transformer placing and shielding
  73. MC-40 bias current?
  74. Gyrator on ccs-tailed LTP?
  75. capacitor polarity on a VM 20050 amp
  76. Choke? Where to begin?
  77. H11F1 Switching in tube circuits
  78. cooling traditional E-core iron transformers
  79. New vacuum-tube preamp-project!
  80. DIY tube tester
  81. NABU TuneLabSE Buildup
  82. I just inherited a TON of tubes and tube amp components.
  83. Filament Transformer Question ?
  84. Low gain in Heathkit SA-2 phonostage
  85. speakers for leak tl12+
  86. LM3875 + Broskie Cathode Follower. (PICS)
  87. Has anyone built Andrea Ciuffolis Phono End ?
  88. tube substitute
  89. Motorcapacitors in high volt. power supplies?
  90. Troughline, Stereo 20, Technics 1200.Unhappy!
  91. Troughline, Stereo 20, Technics 1200.Unhappy!
  92. Volume potentiometer: the best way to do it...
  93. KT120 "triode" and Hammond 1650N
  94. Tubecad SE Amp Cad
  95. 5702wb
  96. Does anyone know of a company that makes circular risers for tubes?
  97. Negative feedback to differential pair driver
  98. effects send and/or preamp out jack on guitar amps
  99. 6L6 UL Power
  100. Bench Power Supply: What to look for ? Which one to get ?
  101. Bevois Valley EL84 PP - distortion in one channel
  102. good by til next winter
  103. PSUD Questions
  104. Power Transformer Wiring Question ?
  105. Fisher 500C C82/C84 ceramic capacitor function
  106. Tubes to first taker
  107. Neutral wired to chassis, how to add a 3-prong cord?
  108. Heater Transformer - too much voltage
  109. Capacitor value
  110. WD KT88
  111. Ultimate spud amp - any ideas ?
  112. Please Critique My Grounding Scheme
  113. negative voltage drop across a diode
  114. 1.5K 200W output transformers? What tubes?
  115. 50 Type Tube
  116. "12SR7 Starving Student" plays extremly quiet
  117. questions about some sim software
  118. Drive
  119. 4xKT88 into Hammond 1650T, what am I missing?
  120. double mono SE
  121. Two electrolytic cap selection questions
  122. Could This Be the Future of Vacuum Tubes?
  123. Thermography on 6C33C/6C18C aka. 6S33S/6S18S
  124. Rydel's triode model coefficients
  125. 2E26 Options
  126. Loud Popping Dynaco ST-70
  127. Are these EL34's good?
  128. Amp schematic for Sovtek/Svetlana tubes
  129. KT66 power tube amplifier
  130. 6П3С Plate Voltage
  131. Help choosing which Amplifier to build
  132. need help choosing between two amp schems
  133. 100 W-class Circlotron
  134. How can i match power tubes for Transconductance ?
  135. ef89 ef86
  136. ecc82 5687 preamp! audionote
  137. Hammond transformer questions
  138. IXYS CP20M45 IXC - anyone come across them ?
  139. Good Source for Nice Analog Panel Ammeters for 833C Build?
  140. Restore or build from new?
  141. Bob Danielak 826 Amp?
  142. Newbie Tube Power Supply
  143. What shall I build/do with this lot of tubes?
  144. Gingertubes ecl86 amp build
  145. DC restorer
  146. ECF801 Triode/Pentode any useful application ?
  147. Baking Tubes Procedure - Help...
  148. AVO VCM-163 Tube tester problem
  149. ECC82 normal vs ECC82 long plate
  150. 45 Type Push/Pull Amps
  151. leak tl12+
  152. Triode for 60V
  153. Tube Sound Processor
  154. McIntosh MC-275 buy or build an auto-bias tube amp?
  155. slp-90 clone, decent preamp!
  156. Triode St70 with hum
  157. SSR switching HT transformer?
  158. Tube Flash Drive
  159. 6S31B-P Grid current
  160. Tube Op Amp Building Blocks
  161. knight kb-85 restoration/mod
  162. Acceptable Power Supply Noise Limits?
  163. Loadlines and Microsoft Paint
  164. aikido noval all in one caps upgrade
  165. Specific grid stopper question
  166. GU50 Screen Driven, DC Coupled
  167. April fool?
  168. Providing both balanced and unbalanced inputs
  169. Best triode section inside ecc81 tube?
  170. opt for 45 tube
  171. Designing an Interstage Transformer
  172. Tube Amplifier Builder's Competition
  173. testing tubes for shorts
  174. Tube kits
  175. GU29 PP Amplifier
  176. 1625 tube radio?
  177. Measuring volts on an unloaded PSU secondary
  178. Suggest a preamp project for me.
  179. Audio Magazine
  180. Jadis DA88S schematic
  181. clone jadis jp200 preamp
  182. GROMMES LJ5
  183. Altec 1570B Feedback
  184. rebuilding 3tube zenith amp
  185. Effect of lower G2, EL84 PP
  186. Phono connection for pioneer sx34b
  187. Low output from two 6L6's for no apparent reason?
  188. Preamp design ok?
  189. GZ34 base?
  190. Tube Technology Genesis 100w monoblock manual?
  191. 6SN7 & 6V6 Push Pull - increase gain
  192. screen grid resistor value
  193. KT88 design questions
  194. el84/12ax7 se schematic needed!
  195. Broken AMC CVT 2100
  196. 98dB speaker - El Cheapo
  197. consolidated raw tube data
  198. Loadlines for Parallel SE outputs
  199. What is the correct load for an 845 triode?
  200. Rauland W-835A amplifier, choke field coil output?
  201. First use for Trancendent Sound Tube Analyzer
  202. Schematics/vintage
  203. APPJ PA0901A / Miniwatt N3 schematics
  204. APPJ PA0901A() schematics
  205. Help Needed: Lower Gain on a Tube Amp?
  206. Help: Hickok Western Electric KS-15750 Calibration
  207. Mullard ecc82 12au7 code help
  208. Wondering if I can use this XFMR to power two NYD 6SN7 1 bottle pres
  209. ST-70 Power Transformer
  210. Help Identifying a Tube - Westinghouse 12AX7A
  211. An incredible collection!
  212. Using only half of a stereo PP amp
  213. Alternate Electrolytic Caps for SimpleSE (and others)
  214. Low voltage vs. High Voltage Preamp.
  215. 6J6 Headphone hybrid amplifer?
  216. Hybrid headphone amp.....
  217. Please help with hum problem..
  218. Dead Audio Innovations Series 500
  219. Problems with E88CC / 6922 drawing grid current on power-up
  220. H.J.Leak TL12 "point one"
  221. Tubecad hybrird feedforward feedback shunt regulator
  222. 6v6 SE kit - any good?
  223. DBX 576 complete upgrade. Advices?
  224. help !! 45 tube
  225. 6P45S PP, simulation frustration.
  226. AMC CVT 3030 one more try - or dumpster
  227. Help for 211 HV PSU with damper diodes
  228. Flexible supply idea
  229. what range speaker used 2x 18watt or 2x 10 watt on 18 watts amp
  230. Equalizer on EL84 project
  231. parallel single-ended 12W6
  232. help improving/refurb a Fisher k-10 Tube spring reverb
  233. S.E.X. amp + Impedance switch build problems.
  234. problem with speaker
  235. EC80 as preamp tube.
  236. 6CJ3 Rectifier Connection Question ?
  237. AC Filament Voltage Question ?
  238. My new GU50 SE (all pentode)
  239. Ming Da MC-3R Schematics
  240. 12B4 PSE build thread
  241. Looking for options for 4 volt heater
  242. Help me,Art Audio Concerto
  243. heathkit t3 12sh7 tube
  244. PSU dimensioning for pre-amp
  245. Old ceramic dogbone capacitor color codes
  246. Williamson preamp identification help wanted
  247. Adequate switch for UL-triode-pentode
  248. pl500 based integrated OTL amplifier
  249. Capacitor dielectric - high impedance headphones
  250. REQUEST FOR OPINIONS

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