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  1. Help with Dynaco value
  2. INTERSTAGE 2A3/211
  3. TCJ Push Pull Amp Calculator question
  4. winter project KT88 PP
  5. En Vogue Darling SRPP SE SRPP tube amp will this work?
  6. Shunt regulation for HT
  7. Unison research simply two, what gridvoltage for EL34?
  8. Finally Measured my Tube Preamp
  9. Aikido octal stereo problems
  10. Philips 5 pin IEC connector in AG9016
  11. Dynaclone OPT replacement - less power than expected
  12. 2 ECL 805 SE
  13. All DHT headphone amp with 4P1L & 307A
  14. cary audio rocket 88 tube amp
  15. Compactron Driver Dynaco MarkIII PCB Design.
  16. Paralelling pentodes ?
  17. KT120 Single Ended Ultralinear
  18. Does a PCL805 glow red at its maximum rating?
  19. V1 Noise Reduction Choices
  20. full pentode ppp
  21. Input transformer question
  22. Is this Tesla ECC803S real or fake?
  23. Michaelson and Austin TVA-1
  24. EN VOGUE DARLING SRPP SE PARALLEL 1626 REVIEW NEEDED
  25. 6EB8\6GN8 P-P Output 2*12w Class-B
  26. B+ regulator for KT88 amplifier
  27. Help figuring out wind/hiss
  28. 12A07 low voltage preamp
  29. Buying guideline for 6c33c
  30. New 211/VT4c shootout
  31. GM70 Output transformer
  32. OTL 2013
  33. Octal Preamp Triode Thoughts (IDHT's)
  34. Wrong tube and pin wiring
  35. New Production Tube If Transformers from Germany
  36. Direct connected madness
  37. RH84 build & quite a few questions...
  38. Output tansformer Nuvistor 7587/7985
  39. Tube preamp kits
  40. Capacitor query L1 audio innovation pre-amp
  41. Someone Told Me This Wouldn't Work?
  42. How to "do" a FM Multipath Monitor
  43. EF86 pins 2 & 7
  44. Welborne 300B DRD amp
  45. My First Tube Project: 6N16B
  46. Triode mod with G2, G3 connect to anode
  47. Valve mic cable diy
  48. Toroidal transformer is bad
  49. EABC80 and the double diode triode?
  50. Frequent Question -Golden Tube Audio 300B monos schematic??
  51. Transformer Terminal Designators
  52. Slew rate limiting in output stage
  53. Sonic Frontiers Line 2 - no line level output
  54. KT88 Ultralinear?
  55. Help with 12AT7 CCDA - EL34 SE Amp Design?
  56. THE FINAL AMP
  57. need 6SN7/6H8C reccom. for amp
  58. 211 parallel amp (made in Iran)
  59. Changing to twisted pair heater from one side grounded
  60. Choke input supply. Cap question.
  61. tube rectifier 6AX4GT
  62. RS1003 triode mode Spice models
  63. Firestone 6V6 Monoblock Problems
  64. Lundahl Output transformers?
  65. GMI-6 / GMI-6-1
  66. New power transformer for Millett's DCPP amp,now available at EDCOR
  67. Tuned Circuit?
  68. remote lead for tubes
  69. Building a Stereo EL84 auto bias PP tube amp
  70. Tube conversion of differential to single ended signal
  71. A transconductance tube amplifier
  72. Unknown Tube
  73. 12vdc to 150vac
  74. When is a tube too weak?
  75. The Best Way To Separate L+R and Driver/Output Tube Power Supply ?
  76. Biasing aBerning EA-230
  77. Aikido Noob - Please Help!
  78. Wiring Capacitors in Series
  79. Dynaco ST35 power transformer
  80. Valve Pre > Intergrated amp
  81. Whats the difference RH84 or Mullard 3-3?
  82. Ultra-Linear SE EL84?
  83. Self balancing pp using ccs question
  84. Help: How To Select Schottky Rectifer Diode
  85. 6550 plate resistance in triode mode? Calculate?
  86. making 6sj7 have same gain as 6sl7
  87. Mounting position EL84
  88. Curve Tracer: Which One To Buy, What To Consider, Options ?
  89. 71A Tube Filament: AC or DC ?
  90. My Current Line + Phono Combo
  91. What is better than one audioromy M-828A FU29?
  92. Mazda tube
  93. Aikido selectable gain
  94. Preamp power supply
  95. Has anyone used CV9 tubes in a pp design
  96. 9 pin Vector turret socketsIt seems that Vector turret 9 pin sockets are hard to come
  97. BALANCED AUDIO VK 5 VK20
  98. Output transformer computation
  99. 2E25 Tetrode in Ultra-linear mode...NICE !!!
  100. Input Attenuators
  101. new build SE to EL 508
  102. found this on kickstarter
  103. SE Output Transformer question
  104. Safety of DC-coupled inputs
  105. Found some old tubes.
  106. Presence control
  107. Fixing an amp head - bad tubes?
  108. EL84 what factory produced it?
  109. Trio Corp 300b fake?
  110. Cheap triode class A 3Watt + assembled/kit you know ?
  111. Elekit tu 879s upgrades
  112. EZ80 Choke Input Max Capacitance
  113. Correct measurement of filament voltage.
  114. Who put the "half" in the Koren SPICE equation
  115. 5Y3 tube rectifier
  116. Triode or ultraliner connected ?
  117. What is the "Tube Sound"?
  118. Here are some 12B4A, CCS, Preamp Circuit and Spice models
  119. Which KT88 ?
  120. Why make a tube amp that sounds like a SS amp?
  121. Mark VI power Supply
  122. audioromy fu29 - not working, repair or scrap?
  123. Valve amp questions for someone new to them.
  124. Driving Parallel Tubes
  125. Matching quad set
  126. Anyone listen a 46 in UL mode ?
  127. McIntosh MC30 vs. Fisher 80-AZ
  128. Voltage Divider at input to Power Amp
  129. Checking EL84 with Eico 625
  130. Dynaclone ST70 6F2 Alternative
  131. Nobsound MS10D
  132. Need Help - Monoblock Power Amplifier EL 34
  133. Replace output transformers in Dynaco ST70
  134. 6P14P-EV in my Simple P-P
  135. Help finding a new tube headphone amp
  136. Cost of building from scratch
  137. Help with loadlines in p.s.e.
  138. Simplified pentode Loftin-White with plate-plate feedback
  139. Inductor Fed VR Tube
  140. Screen Grid Peak Voltage
  141. Unknown (Westrex?) AE285 KT66 cinema amplifier
  142. Has anyone dual-monoed a Stereo 70?
  143. CV2799 (Mullard) QQV04-20 parallel single-ended audio amplifier
  144. Pentode G1 series resistance effects.
  145. MUZAK 975a 75watt, 50s
  146. Hybrid SS/Tube Balanced Mic Pre
  147. Adding a baland pot to cathodes on a cathode biased amp?
  148. Is the 8532W a substitute for 8532?
  149. Low cost class A Hi-Fi amplifier 807 S.E. Ultralinear - Pentode drivers [6G6G]
  150. Configuring 2A3 Driver for 2A3 PSE
  151. Integrated Tube Amp opinion
  152. Ultra-Linear vs. Pentode Longevity
  153. RCA PA amp SA752LO...
  154. Running preamp into acive speakers with cap input
  155. Putting Stock In Carver?
  156. Weak treble
  157. About GU50 PP in UL with separate G2 winding and supply
  158. Volume control after the preamp stage or before ?
  159. COPLAND CTA 401 - upgrade of components ?
  160. 2 amp simulation/dummy load for transformer
  161. Optimal Operating Point for E280F Driver for 300B Single End Amplifier
  162. 809 Triodes
  163. PSRR
  164. Looking for a schematic or link to a post
  165. Who makes a Williamson output transformer ?
  166. Help with an S5 K12-G Tube Amp
  167. Turing's new tube amps. Please give staff about.
  168. Life Expectancy of DHT's
  169. 6GB8 data sheet translation needed
  170. Full Wave Rectifiers: Center Tapped vs. Bridged
  171. Vectorscope?
  172. Apple macmini become to 6MD8 tube amp
  173. Potting Wax?
  174. How do I repair my Tube Amp?
  175. asr433 simple problem (i hope)
  176. Russian Tube Codes
  177. Help: Driver Stage Design
  178. PAS Power Transformer Capability
  179. 7A5 tube...a small marvel !!!
  180. phono preamp for the s5 electronics model 16ls amp
  181. Screen Stopper Blew
  182. OTL design opinion
  183. Pile of TEK scopes.........what do I keep?
  184. Inclusion of an oscilloscope on tester
  185. 6V6SE - Suggestions?
  186. Heretical Line Stage: BOM?
  187. Tube amp to drive 4 ohm headphones?
  188. Another TVA1 - KT88 power amplifier
  189. 845 parafeed
  190. datasheet 6P44C
  191. ecc85 tube buffer or line stage?
  192. Valvestate 8080 That's been dog Peed...
  193. "An elegant full function tube preamp mated to 1st rate SS power amp"
  194. How to select a good Hifi 12AX7 tube?
  195. LTP with CCS and negative PS
  196. Odd phase splitter
  197. Yet Another Hybrid Amplifier
  198. what Lundahl OPT for headphone 2A3 amp? (for HD800)
  199. Heater to Cathode voltage e88cc
  200. ASR-433
  201. Marantz 8B phase splitter
  202. Bob Latino ST120 Down
  203. SS phase splitters?
  204. Supply Filtering and why Capacitance Multipliers are NOT the Answer
  205. SE 6L6 to KT88
  206. HT power supply design
  207. Good tubes for concertina - 4P1L maybe?
  208. Powr supply question
  209. What is wrong with this Amplifier?
  210. Palmer DREI - Three SE Output Tubes Together?
  211. Heathkit TC-2 Checker and KT88s
  212. my Dummy Amp Contraption
  213. HF Oscillation Heat-Up Spk's Magnet!?
  214. Triode calculations
  215. Western Electric 131
  216. Electrolytic vs. Film 2A3 Cathode Bypass?
  217. Sylvania JAN 6SN7WGTA, late 1970's
  218. Stromberg-Carlson AP-55
  219. SHUGUANG 2A3
  220. Circuit breaker help.
  221. Recommend me a bookshelf speaker for 5W
  222. Monarch STA 100X weird?
  223. 1954 US Army "Sound Repeater" amplifier
  224. 6N7...this configuration work ?
  225. RIAA Active EQ
  226. Direct Coupled E-Linear Amp
  227. Double Triode Mu
  228. Music Angel kt88 new pcbs problem
  229. EL503 replacement?
  230. Reducing gain in a SRPP circuit with ECC82?
  231. 12XX7 Triodes
  232. Output Tx just for interest
  233. Valab in Taiwan output transformers
  234. Impedance Question
  235. How to include a dual triode tube in a KiCAD schematic?
  236. 12U7 SPICE Model
  237. Phono Stage Woofer Bounce
  238. Edcor output transformer...very nice !!!
  239. SE Hybrid Amp "The Lunatic one"
  240. Marantz 8b power transformer B+ down 30%
  241. Single or paralell trafo?
  242. CJ PV 5 Impedance?
  243. ECF80 driving EL84 PP
  244. Luhdahl LL1660S what current rating for D3a driver?
  245. what's that cap?
  246. SE EL84 Component placement Suggestion
  247. How to make a cheap 6N3 Buffer Amp even better?
  248. buying Tube Amps need advice/opinions
  249. dynaco pas3
  250. 5U4GB full-wave bridge, stumped

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