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  1. EDCOR VS One Electron
  2. Parallel output tubes/valves in push pull. Advantages/disadvantages?
  3. Robinhood output transformers?
  4. looking for help diagnosing volume loss on tube amplified reel to reel player
  5. Question about power consumption Hagerman Cornet Octal
  6. valve rectifier in PSUD
  7. Can you explain what this is ?
  8. volume rise with frequency problem
  9. 1 + 1 = 3 :)
  10. What would the perfect multi-way speaker for a tube amp look like?
  11. GU50 compared with EL84
  12. Counterpoint SA-4 manual and schematics
  13. Ever heard of a Valvo 16ECC ?
  14. the Reversal SRPP
  15. Want to build a C3G linestage
  16. 30A5 tubes
  17. Good speakers to match a K-12
  18. Driving Long Cables, how much current?
  19. twin triode question
  20. Am I going to blow up my 7189s
  21. How is wattage calculated when only using a single section?
  22. Counterpoint SA5 problems and a question.
  23. Headphone Amplifier 6922EH
  24. Fuse Clip for Small Plate Cap Use
  25. Advice sought on medium power triode for tube headphone amplifier
  26. Not the 111M; A Precise 116 Tube Tester
  27. Input stage
  28. Does anyone have any FFT plots from real Class-AB tube amps?
  29. Testing for a Damaged Output Trafo
  30. What has happened to WE Huntsville lately?
  31. Output Transformers Sun HCT 1003 KT
  32. Plexiglass case for small tubes?
  33. 100 Best Sound Tubes
  34. Input tube bias
  35. eschematic amplifier sinle end 12at7 6av6 6bq5
  36. Wiring - Audio Note Transformer Parallel Single-Ended 300B
  37. HV using zener diode
  38. Akai M8 rebuild up and running!
  39. Best current production 2a3
  40. what happens when plugging a stereo source into mono jack on a tube amp?
  41. Transformer coupled Gainclone idea.
  42. Audio Research VT100
  43. output transformer turns per volt
  44. valves and metal cones= bad mating?
  45. Why do you need a grid to ground resistor on a line stage?
  46. Need some help with RIAA Preamp
  47. Swapping transformer cores
  48. got hold of a bunch of tubes...
  49. output transformer secondary configuration
  50. WE/Ultrapath B+ Where?
  51. Blending 12ax7 parallel gain stages
  52. Sudden spark.
  53. Priboj Reborn
  54. Misunderstand of sijosae schematic
  55. 12AX7 Identification
  56. GM70 Datasheet Error!!
  57. Using old Hammond iron
  58. Need confirmation on LED bias for circuit
  59. Tone control problems
  60. Tube Parameter "Attenuation, Harmonic" What is it?
  61. Bias adjust on '65 Twin Reverb Reissue AB763 - 2004?
  62. Need HELP on Randall RGT100ES 6L6 to EL34
  63. Tube amp with Dual Triode
  64. Fisher X-101-C bias question
  65. DC Current-Regulated 300B filaments?
  66. Anyone ever use DC to heat rectifier tubes?
  67. Tantalum Resistor Watt?
  68. Help Choosing Power Supply Voltage Regulator Aikido Phono Amp
  69. Best sounding remote control volume
  70. plate and screen voltage
  71. 12AT7 plate voltage
  72. Latest LTspice giving crazy FFT results
  73. Dynakit PC-3A as a balance pre?
  74. e283cc better sounding than?
  75. Porchlight Scratchbuild
  76. No output and Loud squeals! Help!
  77. Low mu triode for phase splitter
  78. Help figuring which is the center tap???
  79. Help with Paco SA-40
  80. Best tube/sonics
  81. One Half 12AU7
  82. 1939 Novachord - 163 Tube Monster!!
  83. Gyrators to replace PSU chokes?
  84. Output trannies for 6as7
  85. 2 Toroids = 1 Isolation Transformer?
  86. Finding Transformer Building Supplies
  87. Sagging Heaters
  88. Kofi Annan in: "Kofi's Baby Huey"
  89. Point to point wiring help
  90. help !! PTT2s Line stage
  91. Rickard Berglund, Sweden
  92. "The Sussex Homebrew Valve Tester"
  93. clipping
  94. Wanted: a couple of UNF bolts
  95. H-Bridge Amp Design
  96. need help with yaqin mc10l
  97. Watt the?
  98. DIY tube preamp with 5687
  99. Help with tube stereo build
  100. Tube recommendation for speakers
  101. Bogen mx60a Schematic
  102. Eliminating volume pot?
  103. CXPP100-MS-3.3K or CXPP100-MS-4.2K
  104. tube power supply voltage
  105. Driver Bypass Cap - Value?
  106. Tube bases and plate caps rant
  107. tube dual regulated psu needs amp
  108. Help me choose output transformers
  109. 12GT5-guitar amp.
  110. Verdier dual regulated tube psu
  111. Aikido Phono Amp Output Tubes 12AU7 and 12AX7?
  112. Mullard EL84 ID
  113. schematic request for transformer with 4k primary and UL taps
  114. Plate-Grid feedback: How to get better than DHT performance from cheaper tubes
  115. Anyone going to the Dayton Hamfest?
  116. More class D madness
  117. the SuperHybrid
  118. Tecon Model "55" final mods(?)
  119. Hammond P-T125E OPT
  120. Highbred Amp "TUMOS" Sounds good?
  121. 300B SET which chassis design
  122. Help with creating a simple tube HV regulated supply
  123. Tube Sockets for oddball miniatures
  124. McGohan M506 PA Guitar conversion mods.
  125. Bogen chb35a
  126. My last el84 PP tube amplifier
  127. Ultrapath - Advantages?
  128. Phono preamp with c/em2
  129. 12AY7 plate current
  130. OPT identification
  131. Resistor values at supply to anodes
  132. Typical output impedance for tube amps
  133. Problems with EM87 stereo level indicator for computer line out
  134. VR tube recommendation
  135. Mills MRA-5 resistors in tube circuits
  136. B&K Dyna-Quik 500 shows good tubes as Shorted
  137. Output transformers
  138. dbx 386 upgrade
  139. Sub 6n6p for 6n1p?
  140. SET Amp History in Japan
  141. Grid Bias or Cathode Bias
  142. Oscillating CJ PV-5
  143. FireFly Single Ended Tetrode
  144. Aikido front end for a SE 6C33S
  145. Ground Plane vs Star earth
  146. Circuit board with long post??
  147. ecc804 as Phase Splitter
  148. What can you do with a 3a5?
  149. Auto Wave soldering sockets
  150. Using diode for biasing
  151. No bass in 300b amp
  152. Tube socket and pin cleaning
  153. Help With Left Channel Hum
  154. Volume pot has rustling sound
  155. How best to distribute heater windings
  156. 30MB6 data
  157. Kofi Annan in: "Pushed and Pulled Back!"
  158. How dangerous is it to build an SET?
  159. 6as7 SE OTL
  160. Melody Roll
  161. 8417 Output Transformer
  162. Do you still need matched tubes if running a CCS ?
  163. Is a LM335 a direct replacement for a LM317T?
  164. Bias worry
  165. About the tube 6463
  166. awesome RCA MI 12158 tube amp project
  167. Crazy idea: Output tranny with constant magnetic gap?
  168. Most linear triode-strapped pentode
  169. Aikidio Phono Amp Questions
  170. Sample and Hold
  171. Big push-pull power for dummies
  172. Foxtrot Guitar Amp - Output transformer
  173. Taking my KT88 SE E-linear amp to the next level (long)
  174. Aikido Janus Shunt PSU
  175. 12b4a phase splitter! The best?
  176. Sansui 500EA vs. 500A
  177. Cascoded Ring of Two for Plate Load
  178. 6SL7 distortion
  179. My new PL36 Push-Pull amp
  180. adding line out to guitar tube preamp
  181. Thyratrons
  182. Tube ampl. for repair
  183. Date codes
  184. China Sountrack KT88 need shematic
  185. Anyone know anything about the Luxman A-2003 tube xover?
  186. Dynamic negative feedback?
  187. Need help with Ampeg J-20 crackling buzzing hissing noise issue/blocking distortion?
  188. New bie: some questions, want to start DIY pre amp
  189. Power Transformer issue
  190. Guess That Tube
  191. Poor soundstage with SET 300B
  192. Dedicated ESL amp -- please comment
  193. Buzzing AC relay coil
  194. Stereo amp parallel wired to mono - possible?
  195. Need biasing advice, cathode biased amp.
  196. Before I go ahead and build this...
  197. Beginner Tube Stereo
  198. 6AU6 and 6J5 for Guitar amp or pedal?
  199. Morgan Jones and the ECC88/6922/6DJ8
  200. Help with matching speaker impedance to old tube amp
  201. srpp 2a3 power supply
  202. 12AX7 Tube Question
  203. New problem with Music Angel KT88
  204. Need help changing 12V heater to 6V
  205. Phono cathode follower challenge!!
  206. 6au6 for stereo?
  207. determining input/output impedance
  208. "Singing" output transformers
  209. Sustitute 5842 for EC86
  210. Vege-toobz ;)
  211. precision electronics inc. tube guitar amplifier
  212. Bad channel in RCA Victor Console
  213. Did tone bypass on PAS what about caps
  214. Pe06/40n
  215. Anyone own an HH Scott LK-72 Integrated amp?
  216. HELP!! Howling K12G!!
  217. McIntosh MC60 Bias question
  218. Connecting a MF tube buffer directly to AKM DAC
  219. How to evaluate RF tubes for power and fidelity?
  220. Amity Amp Nutshell Audio
  221. 8086 Tubes?
  222. Lil' Devil P-P Amp
  223. 6SN7 vs. 6SL7 in Darling amp
  224. BBC AM8/6 mono tube amp schematic
  225. ST70 works with PAS but not another preamp
  226. Freds in 6X5 psu?
  227. Hi-End 50W Push-Amplifier inspired to AudioResearch
  228. Audioromy fu-29 - push pull!
  229. Help - MS-6V6 Yaqin schematic
  230. High Voltage Direct Drive amplifier for Plasma loudspeaker
  231. A Direct-Coupled Amplifier with Cathode Follower 6V6
  232. Separo- Full Pictorial Disclosure- opinions please
  233. Hammond Integrated Amp Kits 1950s
  234. LW6-180 schematic
  235. What to look for in a tube preamp?
  236. Russian-English Translation of 4P1L datasheet
  237. Can anybody identify this
  238. New York Audio Labs (NYAL) OTL1
  239. 5F6A via Mechanical Design
  240. New to tubes, need your advice.
  241. Brook 12a clone
  242. What type of audio transformers to use for tubes / valves
  243. need advice about building tube xover as a piece of art
  244. My first amp project, 6BQ5 (EL84) Single-End
  245. MA 6P1 6AQ5 Push-Pull Valve Tube Integrated Amplifier
  246. Stupid AB bias question
  247. Jamoke Direct to LPT/CCS PP EL34
  248. 4 x EL84 (6BQ5) in Push-Pull - Power Supply
  249. RFC: 300B driven by anode follower (6J5/6SN7)
  250. AVO VCM163 oddity

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