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  1. voltage drop across a CCS...
  2. bogen db20 Schematic
  3. Mullards branded as Telefunkens???
  4. Pentodes; plate resistance; damping...
  5. PP amp has become SE?
  6. anyone mod a NYAL Moscode superIt?
  7. update to phillips sepp otl?
  8. DC filament supply LC or CL
  9. No Bass Control
  10. Unison Research Simply2 or s2schematics
  11. Border Patrol Power Supply
  12. Any leads on repairing a vintage Alamo Capri tube amp? >>
  13. nanocrystalline amorphous OPT
  14. El84 Pp
  15. Preamp, Euridice?
  16. Has anyone built a PS like this?
  17. Tube sockets in Eagle?
  18. E235L tubes
  19. Grid Input Transformers
  20. Aikido Power Supply
  21. ralph power pp amp with 807 ?
  22. fender clone, 6SJ7 vs. 6SN7
  23. tube stores in moscow
  24. 211 and 845
  25. Need help with amp
  26. Altec 1570B
  27. UL to triode
  28. How can I improve this tube amp (see pics)?
  29. klimo merlin preamp sch wanted
  30. CCS question
  31. *****es brew step 2 ... or grid bias ... how to?
  32. Filaments for the Aikido
  33. RE: RC-19 or RC-30
  34. My experience building a DRD d3A/300B amp
  35. TIP50 + LM317 High Voltage Regulator
  36. Any info on old "Cosmos" amp'?
  37. What more do I need to know?
  38. EBAY Find Of The Year Club LOL
  39. Partial feedback DHP SE amp
  40. newbie question
  41. Tube 1616
  42. Class A tube integrated circuit request
  43. Global Feedback Source Point
  44. These look interesting for that SE project
  45. Phillips AG9008 amp - looking for diagram
  46. 3cx3000
  47. EL86 and speakers? 800 Ohm
  48. Looking for CAT SL-1 Schematic
  49. el84 - 807 ?
  50. Low-voltage Tubebuffer by David Lin
  51. changing diodes with 5AR4 tubes
  52. 801 amp PS
  53. what can I do with these tubes?
  54. How to 'fine tune' your amps?
  55. Otl
  56. Rogers E40a schematic?
  57. Peavey Triple X Rewire! Help!
  58. Butler Monad A 100
  59. Using the UTC LS-33 as a Push-Pull output for 2A3's
  60. 2A3 AC filament hum
  61. A question about diodes...
  62. 5R4WGY/A/B , input filter capacitors
  63. attenuator hook up?
  64. best material for mounting tubes sideways
  65. Amp suggestions needed
  66. CC vs EI I mean toroids are out of question
  67. Newbie need help in designing tube preamp for my 3886 GC??Please Help me!!
  68. Inviting Comment on Schematic
  69. SE 2A3 input stage
  70. DIY Tube Amp Questions
  71. Need tube buffer circuit for sub-woofer out
  72. How to connect electrostatic shield of power transformer?
  73. Your favourite filament supply for DHT's?
  74. Quantum Impex
  75. Channel Switching Real McTube?
  76. so who owns a dac5 or m8 phono
  77. OPT at frequency extremes
  78. Parafeed with resistive load
  79. EL34 SE triode mode A class sch wanted
  80. Dumont (where theres smoke theres sound)
  81. HYBRID- Schematic
  82. I have a pair of JBL control 5 speakers, which valve amp design you recommend?
  83. sovtek 300B
  84. 12au6 preamp
  85. Engineering Drawings PCB Mount Tube Sockets
  86. Help with a choke for first-time DIY...
  87. Power SRPP
  88. Anode Loading Vs. Cathode Loading ?
  89. Purist 2 Line Amp
  90. Yet Another "EURIDICE" Pre Amp, 4CH This Time
  91. radio receiver
  92. Help Vintage Guitar Hummer
  93. Pioneer SM83 and 500k pot
  94. How many ways to connect a pentode...
  95. How do I go about repairing a vintage Pilotone AA-410A monoblock tube amp?
  96. Any pitfalls to tapping voltage doubler?
  97. 5k to 100 or so line transformers
  98. Ongaku 211 and Supravox 215
  99. Help with 6B4G PP amp.
  100. Help me build my Choke I/P preamp PSU
  101. Pinging "DoomPixie"
  102. 6L6 mono amp questions
  103. Help on 300B power trans...
  104. Spud Farmin' Pt. Deux
  105. No Zen
  106. Reuse or rewind choke
  107. Bell Sound Mono Integrated Amplifier
  108. Help with Melos SHA repair
  109. diy guitar tube amp help.
  110. Phase splitter transformers
  111. 6v6 schems
  112. Cathode feedback
  113. Is this a good choice for El34 PP
  114. 6DK6 amp schematics?
  115. so who here builds amps
  116. 3:1 Line Input X-former ?
  117. * 35 watt * 300B SE = super 300B + Class A2
  118. Quirk in Mullard 5-20 circuit
  119. LL1673 as anode load?
  120. preamp/power amp matching
  121. 0A3 and pentode questions (quickie)
  122. where to find transformer to use
  123. C core output design
  124. Unusual Motorola Console
  125. Improving the Aikido line stage...
  126. Poll..anyone interested in an Aikido linestage PCB group buy?
  127. New 6s45p compare to NOS?
  128. Elektra Print L-3500
  129. 300b tube cage
  130. The 'Tater Patch
  131. 2A3 Sovtek characteristics
  132. 300b filament q, yes another one.
  133. Amp repair help needed.
  134. 833a SE Peak A.F. Grid Voltage
  135. DHP driver for 845
  136. Fisher 55-a
  137. Ultralinear Miller capacitance
  138. Simplest OTL?
  139. presence control
  140. Black Gate N cathode formation voltage
  141. Any other reported fragility for 6H30pi?
  142. Help! circuit diagram
  143. Another Gm70 amp !!
  144. 833a Amp 75W SE
  145. Black Gate N-series question
  146. 300B+
  147. Koren's spice models
  148. 50 Power triode
  149. Vertical deflection tubes for audio output?
  150. warmth in different tube types
  151. OT data
  152. Sansui 1000A OPT's
  153. CF biasing and load ???s
  154. improving the Mcintosh C22
  155. An amp that melts 6L6s?
  156. 8ohm speaker on 15 or 3.5 ohm tranny
  157. Choosing a brand as a standard
  158. The power of transformation
  159. wanted- 845 pwr amp p.p.
  160. Heathkit S-33 Information needed.
  161. Leak Stereo 20 - solid state rectifier?
  162. My rebuild 6sn7gt tubes line pre-amp.
  163. CircuitMaker Vacuum Tube model
  164. Mf X-pre
  165. E182CC, E88CC SRPP at low voltage
  166. Debugging my Aikido
  167. SRPP linestage help
  168. Transformer question
  169. Tube Spice Model Problem
  170. Just found a zenith 7g01z in the basement
  171. your next level story - Philosophy of EE 101
  172. JLTI Tube Preamp
  173. squeal in amplifier
  174. ALTEC Line & Bridging Transformer Data??
  175. Tube noob needs some help on PSU
  176. Preamp PSU Design Help
  177. GZ37 Substitution?
  178. help disigning 12AY7 based mic pre
  179. I m confuse ! expert help
  180. Removing a pot.
  181. diyparadiso kits?
  182. Help with linestage power supply
  183. TX103 - RJM 6DJ8 - TX102 preamp
  184. Replace the field coil spk with Electromagnetic dynamic spk
  185. Gu50 output problems
  186. SRPP: adifferent perspective
  187. Fixed or self bias?
  188. 211 amp PSU question
  189. Help! transformer overheating!
  190. more ebay stuff
  191. 6KG6, output stage & PSpice
  192. 6C33C-B Failure Mode?
  193. manley 300b preamp schematic required
  194. 115 V transformer on 230 V ???
  195. Hoffman Amps Turret Lugs?
  196. 300B Reliablity
  197. Metal work in Toronto
  198. What happens when you starve a heater?
  199. se 6c33c or se el34 schematic
  200. AVO MkIV User Guide
  201. Altec A150C and 531B psu
  202. What's been broken?
  203. tubes here...
  204. Voltage drop AZ1 = AZ11 = RGN1064 rectifier tube
  205. The Beast...
  206. Looking for Mikael's KT88 Schematic
  207. 1.2k vs 2.5k TC on a 6550 amp?
  208. Ultimate Tube head phone amp.
  209. Selecting Output Transformers for My WOT Line Preamp
  210. Tube microphone
  211. OP tube convertible PP amps?
  212. The "Valvolozzo" - SE amp with torroids
  213. Phase Splitters
  214. A new setup, advice wanted
  215. 6e2 Magic eye datasheet
  216. Another linestage......
  217. VT52: are the triode and pentode alike?
  218. Long term planning
  219. vintage restoration
  220. Some doubt about my first Tube amp (Heater).
  221. Power supply for Single Ended Amplifier
  222. Another CD player DAC tube modification
  223. philips el6400 tubeamp
  224. NTE Metal Film Resistors?
  225. How much power do I really need?
  226. hey guitar playas, try this one!
  227. 6H30 phono with passive RIAA
  228. I need help troubleshooting a EL84 push pull amp.
  229. Tube Data needed please
  230. Filament Transformer
  231. strange tube
  232. 12AX7 and 12AT7 numerical data
  233. DC/DC converter to power tube amp?
  234. Basic Cathode Follower buffer
  235. Marshall EL84 20/20 schematic needed
  236. Help me!!! I need schematic of Pow-Amp using 6V6
  237. gi30, se pentode?
  238. Any experience with Chinese 6N8P
  239. Source for common mode chokes
  240. Low Power FM stereo transmitter?
  241. Rh807
  242. Replacing a power tube (used as driver for mosfet car amp)...how to bias?
  243. Question about sub out on amp
  244. opt question
  245. Tube socket wanted. (help where)
  246. voltage regulator using ECL84 + OB2
  247. Help! 6sn7GT
  248. tubes n needles
  249. PSpice/LTSpice model for 6AU6/EF94?
  250. 5AR4/GZ34 GT Britain

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