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  1. Will ccs work with a DHT?
  2. Resistor type and power rating
  3. tube patents
  4. Why use E182CC?
  5. tube
  6. understanding transformer codes
  7. Maida regulator, these results expected?
  8. Moto chassis pulled! pics!
  9. glasshouse kit amps. Any good?
  10. class B
  11. a.r.t. mpa tube pre amp
  12. Upper and lower triode in E88CC
  13. Booster Amps
  14. Help on Magnavox Paraphase (Gabevee?)
  15. New stock pre -amp tubes. Whats good?
  16. CV2492 / 6922 / E88CC
  17. HK Citation II Bias "issues"
  18. 3k vs. 5k transformer for PP 2A3
  19. Turret terminal board for line stage construction?
  20. Tube Cage Question
  21. Small and easy ESL amp
  22. SOVTEK 6550WE's any good?
  23. power tube for drivers
  24. 12B4A line driver/preamp
  25. Question about tube amp power supply caps
  26. Why separate AC heater supplies for driver and power tubes?
  27. Using one half of double triode
  28. huh ?
  29. holy cow, this sounds nice
  30. my SY CCS is only giving me 15mA
  31. Changing filter cap in HH Scott
  32. Why Class AB is bad
  33. Problem, please help !!!!!!
  34. Eico hf-30 reworking
  35. KT88 Bias Adjustment
  36. Interstage Distortion Measurements
  37. Survey: Aikido distortion
  38. Loftin-White Mod
  39. Music Angel EL34
  40. How much filtering required for DC heaters?
  41. What is the best input/driver for 2A3 SE?
  42. tube kits....
  43. !2ax7 heater wiring? Series / parallel?
  44. Shunt regulator
  45. Trying to choose a project...
  46. Old Projector amp conversion project
  47. Experiences with TJ Mesh Plate DHT's
  48. The lost Millman Seely chapters on audio amps
  49. Individual fixed bias and transf coupling
  50. Transmitter e-tour
  51. 7984
  52. Screen driven EL36 / 6CM5 /PL36 /25E5
  53. Clone Marantz 7C power supply
  54. On - board supply ?
  55. Name that EL34!
  56. How much plate voltage for 6N1P's?
  57. minimalist valve pre for follower
  58. Schematic opinion needed (guitar amp)
  59. Tube availability: what would you do?
  60. Silvertone 1472 Makeover
  61. Looking for EL32 schematic
  62. oil bath cooling for tubes?
  63. Aikido Crackle Hiss Noise Solved
  64. Mini-p1 tweaks
  65. Refried Power Supply?
  66. The Edcor meets the 6AV5
  67. old console radio as guitar amp
  68. Anyone have curves for a 5HC7?
  69. Any common cathode (grounded grid) schematics?
  70. SIMPLE tube amplifier for...dummy guy...
  71. ground and earth
  72. Tube Cad Journal dead
  73. First amp
  74. 6922 direct coupled to 2A3
  75. Ok guys, get your daggers out.......
  76. How would you build a hybrid LM3xxx amp?
  77. Tade no tube amp!
  78. Sherwood 5500
  79. Most accurate way of matching triodes ?
  80. Help Identify This AMP!
  81. Old Tube Equipment Turnon
  82. Current Sourced Cathode Follower
  83. Tube Tester Data
  84. noob pre/pwer amp recording ?s
  85. Anyone heard of "in-rush" limiter resistor
  86. Will adding a 10H/125mA choke hurt bass performance
  87. Fixed bias vs. auto bias
  88. Not your average output transformer problem
  89. Balanced Audio Technology VK 3i preamplifier
  90. Musical Fidelity X10-D - changing tubes problem
  91. power transformers in series
  92. Loud sudden rumbling when turn on amp
  93. Help with tube amplification?
  94. UTC CG-431 Terminal Arrangement
  95. Mingda MC34B tweaks
  96. Symphonic Line Die Erleuchtung Reference
  97. 6SL7 Diffamp front end
  98. PT/OPT Orientation questions
  99. Effect of using 50k pot instead of 100k pot in tube preamp?
  100. Using the Crowhurst articles and Claus Byrith
  101. 12SX7
  102. Bridge SE amplifier
  103. Cad Sw
  104. Kit amps in the UK
  105. ECC82 based preamp
  106. How important is the coupling cap?
  107. any pcb layout for marshall standard 50w valve amp ?
  108. pentode driven 300b set amp - any info?
  109. Circlotron Preamp with ECC88.
  110. Removing tone controls - Need a little help
  111. SE EL84 amplifier schematics
  112. Output coupling - Choke-coil method?
  113. 7788 tube mic preamp design
  114. Amperex 6085 Tube- Where to Buy?
  115. Can a 5687 drive four 813's in triode mode ?
  116. Schematics needed for Heathkit S33
  117. Tube Sparking
  118. Vacuum Tube Pre O.C.L.
  119. Why no single triode OTL power stages?
  120. 6922 .2 sections in parallel
  121. Pre-amp input remote control
  122. Any benefit to DC heater on parallel supply rectifier (GZ34)?
  123. Relpacing 6EU7s with 12AX7s - Good idea?
  124. These Valves good for anything?
  125. buzz problem
  126. Help with trafo
  127. Svetlana EL509 III tubes
  128. Noise on Aikido output
  129. Book “Single Ended Amplifiers” by John (not Gordon) Rankin
  130. EV4417 6CM5 (6x) P-P Amp Schematic
  131. Need recommendation for cathode bypass cap
  132. Simplest flea-powered amp?
  133. Decisions, Decisions - Help me select iron
  134. 966 mercury vapor rectifier
  135. Sound Practices CDs
  136. Question about DIY EL34PP amp
  137. noisy noisy noisy noisy noisy tube
  138. Help needed lowering B+ for DIY amp
  139. 6SN7 CCS
  140. Russian 6L6 family sketchy?
  141. HT regulator using 78xx
  142. Audio Research CA50
  143. Granite tiles
  144. SE Triode amp for a newbie
  145. tube is flashing and glowing very bright!
  146. Suggestions for another amplifier project.
  147. almost just another newbie thread...
  148. Bogen PA--->Guitar Amp, few questions
  149. ts9 pt9 triode
  150. help Etude 124BA keep blowing fuse.
  151. Metal 6L6s?
  152. Hybrid amplifier help...
  153. Tube input and mosfet output
  154. musical fidelity f22 schematic wanted
  155. An intriguing 300B SE-direct-coupled-amplifier
  156. Output capacitor
  157. Cascoded Long Tail Pair Inferno!
  158. Tube ornamental rim
  159. What should be mod first in my amp
  160. EL504/PL504 spice model
  161. Long Tail Pair Phase Inverter with Penthode ?
  162. new spice models available
  163. Output Capacitor Value
  164. Popular tube websites notifier
  165. Convergent Preamplifier Schematich
  166. Source of tubes & associated stuff in Sydney?
  167. Projects involving EF50 tubes?
  168. Kt77?
  169. Best way to translate schematic into actual layout?
  170. Clean to breakup range
  171. 26 preamp problem
  172. mono tube microphone preamp
  173. Help designing a tube amp...
  174. MJE350 pinout and ccs issue
  175. KGB- DC Coupled Hybrid Balance OTL/OCL HeadAmp
  176. negative voltage doubler for ccs
  177. Loftin-White
  178. SET amp from 1619 driving a 809. Opinion wanted.
  179. Re:preamp sputtering noise
  180. Building an ECL82 Single Ended Amp ...
  181. help a newbie build his first tube project
  182. Mercury Vapour rectifiers
  183. El Cheapo Circlotron PSU question....
  184. lookin for a tube buffer
  185. Baby SET w/6FD7 and ilk, for Bas and others....
  186. py500A question
  187. Mundorf Silver-oil VS Jensen copper foil
  188. Can you run a Fender Twin Reverb with only two 6L6's?
  189. Drawing Schematics for Tubes
  190. Drive Current for EL509 Enhanced Triode
  191. How to use Svetlana 6d22s?
  192. James Singapore
  193. Oil Filled Capacitor not upright OK?
  194. Aikido using a #26 tube?
  195. Tube and DIY Newbie Kel84 vs Stoetkit Jr.2
  196. ZOTL and ferrites
  197. 6V6 vs EL84 SE UL
  198. Speaker questions for a Silvertone 1472
  199. Component selection
  200. Snap sound on preamp powerup
  201. Secondary voltage for heaters
  202. good schematic archive site
  203. Transitional SIlvertoneAmp between 1472 and 1482?
  204. Cheap Source for Hammond 125ESE
  205. PCF801 - pentode section has remote or sharp cut-off?
  206. Tube as a desk lamp
  207. Ella EL34 Bias Help
  208. tube diy can or can t
  209. Quad II Problems
  210. Choke input P/supply and critical damping
  211. balanced grounded grid preamp
  212. Fluorescent ballasts in SE
  213. Hammond Transformers and EZ80/EZ81
  214. Look what I found this weekend!
  215. Question on 300B tubes from Parts Connexion
  216. Russian Tubes
  217. Help a first timer to select...
  218. GE 5692 BLACK base?
  219. sources on the web for chinese amps
  220. How much capacitance in a power supply
  221. Parallel 12AT7 for 2A3 driver?
  222. Maida's regulator
  223. Common Mode Chokes for Heater Supplies
  224. Ming Da MC34B....passive or active pre amp?
  225. tube power supply upgrade... elna's, RTX, infinicap
  226. What tube do you think this OPT matches?
  227. safety fuse
  228. Short and sweet review of Sun Audio SV-300BE
  229. Help selecting a DIY schematic
  230. OP Transformer power rating guesstimate
  231. need a lot help on an el34 project :P
  232. Anode Follower
  233. CCS for tubes/valves: PCBs
  234. Improvement to DM's Generic Triode Model for 12AU7
  235. ccs, direct coupling and stuff
  236. Replica Pre QUAD 22 - Questions on mids
  237. Is this cap ok for audio?
  238. Remote Controlled Stepped Attenuator
  239. UltraLinear in toroidal parafeed, my findings.
  240. Help to tame a 12AX7/6AQ5 circuit
  241. DIY something like iMPAMP??
  242. Have you seen this tester?
  243. Help with taming a 12AX7 and 6AQ5a amp
  244. Linear Technology 1083CP adjusting problem
  245. radiation tubes
  246. 813 socket dimensions
  247. Cheap SE output transformers
  248. BIAS and B+ caps WKZ or NH
  249. Cleaning tubes...
  250. Manfred Huber

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