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  1. output transformer manufacturer
  2. no resistor values........
  3. Gz34 + otl 6n23p
  4. Jukebox Iron
  5. converting tube rectifier to solid state rectifier.
  6. Help please, Jolida 202a hum.
  7. Amperex Bugle Boy tube???
  8. What's a reasonable amount of power-supply ripple?
  9. Vintage tube amp Aux In To CD In
  10. mounting TO-220 devices
  11. My first valve amp - help appreciated :)
  12. Plasma ball in tube
  13. Nagra's engineers at work.
  14. what just happened? Plate glowing
  15. "Mullard 5-20 KT88 PP blocks!
  16. CCS transistor choices
  17. Simple SE parts "Kit"
  18. capacitor upgrade on my tube phono stage
  19. Microphone Preamp
  20. 6N2 swap
  21. K12M / K12G Current Draw
  22. Best china amp?
  23. Hagtech Clarion 2A3 SET
  24. Tubelab Simple SE Schematic
  25. new idea for a tube power amp
  26. help choose between two preamps
  27. Need a MC phono stage, do i need a pre as well?
  28. What the difference between 7591a & 7868
  29. High Voltage Huge Storage CAPS for that Ultimate Valve Amp
  30. Need a good phono stage design..
  31. getting a pop when i power down, help
  32. Japan vs US output tx
  33. My own RIAA tube preamp
  34. Tube-I-zator SRPP DAC I/V-Stage circuit discussions
  35. Lab Power Supply
  36. diy MESA pre as 3rd channel on guitar amp? - Need Advise!
  37. Learning to measure question
  38. Anyone using silver secondary (or PSSS) output tx
  39. Cary audio design CAD-211
  40. mains overvoltage what to do?
  41. Looking Schematic converting Volume pot to Digital Vol for tube amp.
  42. Jean Hiraga SE Amplifier Power Supply
  43. TubeLab SE, Finally
  44. channel imbalance!!!! need help
  45. ESRC Dollar Sale - Going, Going...
  46. Post pics of your glowing tubes
  47. PCB Layout for tube amp
  48. 530V low-ish dropout regulator?
  49. were can i get transformers from
  50. 6N9P data sheet
  51. Newbie questions - RH84 mods
  52. TriodeElectronics Mk3 for rank noob?
  53. 5718 preamp
  54. 12B4 the pre for me?
  55. Anyone used C3G to drive a 2A3 before?
  56. Cascode Tube Mic Preamp: 12AX7/12AU7 Schematic
  57. Bogen MX60A Schematics
  58. Nasty pop when I power down
  59. Timer for tube hours
  60. Personal Tube Amp DIY Project
  61. Common cathode linestage with 6080
  62. Fingernail polish?
  63. Tube Lab Simple SE with interstage transformer
  64. Wintersweet HighVividity Amplifer finalized
  65. Iron loaded preamp, any thoughts?
  66. Tetra Phono Preamp as a DAC analog stage
  67. EL84 Plate Dissipation
  68. bogen m330a -> 5f6a bassman
  69. 12AU7 Amp?
  70. Toroidal Chokes
  71. Using a voltage converter transformer
  72. Regulated PSU question
  73. please help me change this
  74. Stromberg-Carlson Identification Help
  75. pi filter variations
  76. How do I change this design from EL34 to 6L6?
  77. Sun Audio SV-300B MKII DIY
  78. 230-115V step down transformer earthing
  79. PP oscillation problem
  80. Wiring a DPDT for direct in & 2-100k mono pots ..?
  81. Arion "ADONIS" Schematics Request
  82. Phono Stage my first try
  83. Maximum gain with 6SN7 ?
  84. Rca 6md8
  85. Getting the DIYer blues again.
  86. EL34 B review Tung-Sol
  87. Please help with my first valve preamp ?
  88. power supply filter choke current rating.
  89. Will and Aikido Driver Stage work?
  90. Bottlehead Foreplay III improvements, suggestions, alternatives?
  91. DC modules fot DHT amps....too expensive to buy pre-built, why not DIY them?
  92. Sprague 183P Question
  93. Load Resistance (Ra) question applied to OTs
  94. B&K 610 connector pinout
  95. Buzzing Volume and presence
  96. 807 pp build project - whose in?
  97. tubelab simple se: increasing the drive
  98. where to buy dn2540 and 10m45 in UK
  99. ecc88 arcing at shutdown problem...
  100. Question - Output Trafo with CFB
  101. Tubelab SE rect. arcing -looking for more info
  102. Looking for a hookup wire supplier
  103. Valves' world
  104. Tube diode for cathode bias?
  105. Trying to get a response from TX maker.pass it on.
  106. Need help choosing a filament supply
  107. Motorola 3 channel Tube Amp from Console
  108. Most compact 90V power supply
  109. Decware output stage
  110. 50FE5-push pull stereo
  111. tamura f-7000 series
  112. Very simple high power single ended
  113. CAD for tubes?
  114. Which tubes are lowest noise?
  115. Stacking/paralleling caps - same value?
  116. where to get good 5AR4 's
  117. Greetings from ETF!
  118. 26 Preamp, Kennedy Version 3
  119. 2chanell PCL86-PP "tube buster" for guitar
  120. Roederstein replacements?
  121. Playin' with feedback
  122. schematic yaqin cd1 tube buffer
  123. Tubelab Simple SE questions
  124. tube preamp
  125. Filament current bias
  126. What Transformer is better ??
  127. DC-coupled CF driver pentode help!
  128. HHScott Forum?
  129. Delay relay
  130. Amp Gain Design Philosophy
  131. Converting a Stromberg Carlson AU-35 into a Bass guitar amp?
  132. Greetings - Watt Calculation
  133. AES Chocolates?
  134. Power supply filters - sim results
  135. Q............PP Ultrapath
  136. formula help
  137. DAC -> Amp with parallelled E182CC and Lundahl transformers -> 8ohm headphones
  138. Need an HV trafo? Try these:
  139. Driver for Musical Fidelity 550K
  140. Yaqin MC-10l
  141. help with 2 stage cathode follower
  142. B&K 747 tube tester
  143. Screen glowing?
  144. Grid 2 voltage affects
  145. Simple Tube Mono Block Tube Amp Schematic
  146. Optimizing a 807 PP amplifiers input stage and phase splitter...
  147. Chassis Layout Advice
  148. strange Stromberg Carlson
  149. lifting the earth
  150. passive xover w/ SET?
  151. Low gain tube amp?
  152. What to do with these parts?
  153. Regulated Heater on the 6SN7 Aikido Plate to Heater question
  154. SRPP with buffer - 1MOhm impedance?
  155. PSUD2 & g2 on 807 problem..?
  156. 230V transformer for a 832 PP project
  157. Mercury vapour rectifier for George
  158. Replacing 6L6 with 6V6: what changes needed?
  159. 4 tube line level pre?
  160. Tube Hybrid Amp Gain Calculation
  161. transformer coupled plate follower
  162. What does your system look like?
  163. Cascoding tubes
  164. Advice with modification of Beard power amp
  165. Harman Kardon TA5000-X power XFMR
  166. This happens when you hire a good designer.
  167. Test & Measurement interface for Soundcard
  168. Where to find large capacity high voltage caps?
  169. 1st Pass at 1st Phono Preamp; Comments?
  170. Transformers to try.
  171. Hum in phono pre - help please
  172. Output transformer cores
  173. Output transformer cores
  174. Presonus Bluetube makeover
  175. Tube Amp Channel Switching
  176. physically small twin triode tube
  177. Tubelab SE 2A3 _ Newbie question.
  178. TJ Full Music Factory Tour Now Online
  179. where to find cool vol control knobs?
  180. $200 6V6 Amp
  181. Audio Research Reference Phono, anyone?
  182. Review of Suppo Audio's first offering - EL84 Push Pull
  183. 6n23p(-ev)
  184. Akikido LSA/HPA 9-Pin or Akikido Octal which one?
  185. TUBE AMP 1946 worth grabbing?
  186. SE Newbie wants to go level 2
  187. Where To Purchase Tube Amp Parts in the UK
  188. The soul of a new "electrostatic" machine
  189. Transformer question
  190. Hybrid caps
  191. 6021 phono pre-amp
  192. bandmaster ab763 fx loop
  193. How to design input stage with specific input impedance/pot value
  194. Simple SE Grounding Question
  195. James OPT connections?
  196. DIY rtp5 help please?
  197. SS Followers to drive power tubes
  198. Sophia Electric EL34 Schematic
  199. DRD amplifier with CCS?
  200. Phono Preamp
  201. Dynaco ST-70 with a GSI board, Parts diagram and any info PLEASE
  202. transistor AC blocker
  203. PL519 Source
  204. Identify this mullard
  205. Suppo Audio -- New Chinese EL84 PP amp for CHEAP.
  206. Beard p35mkII schematics/photo photo
  207. Bias transformer question
  208. Anyone deliberately dial in 2nd harmonic?
  209. What is the sonic impact of SS CCS in tube equipment
  210. Phase help
  211. El34-kt88
  212. Transconductance amplifier based on hybrid cascode
  213. Chinese 6Z4, also those regulated supplies.
  214. Audion Reference restoration
  215. Anyone try a regulated PS in an Ultrapath preamp?
  216. Source for Resistor sets?
  217. High Zout tube preamps with ss power amps.
  218. PSUD II soft start
  219. About the 6AU6s
  220. Capacitor polarity question
  221. Audio Note line preamp question
  222. EL34 SE amp schematic
  223. looking for 12AT7 / ECC81 phase splitter
  224. 6AS7 getting rare?
  225. How to power up a new Build the first time
  226. power transformer for a 2a3se amp!
  227. 6DJ8 Tube Phono and Line Preamp
  228. ST-35 Build Using PC13 Boards Questions and Thoughts
  229. My new hybrid full single ended amplifier project on going
  230. Punch tools for making metal top plates on amps
  231. antique sound lab AQ1009-845 interstage transformer replacement
  232. The search for the ultimate 6SN7
  233. Looking for a good part web store
  234. Need your advice for tube amp case
  235. Questions about grounding
  236. power supply
  237. Strange idea for an output stage - comments requested
  238. Please comment on this EL84 PP design
  239. 1.5VDC Heater Supply For #26!?
  240. Looking for 300B or 2A3 design suggestions......gearing up for a new project
  241. original philips AD-9058
  242. Bench test equipment, What's yours?
  243. Gain calculating in 12ax7 guitar preamp
  244. Tube Lab SE Problem
  245. Tube Socket help, I'm looking at a few, but not sure which material to buy?
  246. Sweep tube info/specs
  247. Help for Tango 300b amp
  248. vacuum tubes type 10 and UX201A
  249. 6DQ5 specs for audio
  250. r-core output transformers...

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