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  1. Black 6V6GT - originals
  2. tube phasing for more power?
  3. measuring output transformer inductance?
  4. Question re paralleling common-cathode tube sections
  5. There's so much bait for dumb fishies out there!
  6. Biasing G3 in beamies
  7. 6DJ8 vs 6N1P (6H1N)
  8. Test equipment collection
  9. Rca mi-9358a
  10. FISHER - 500b Caps Leave Them In ???
  11. tek 454
  12. RCA Calypso
  13. New to Valve Amps and Confused???
  14. Anyone used the TL783 as a CCS
  15. Katelelo
  16. EFE-1 (PP EL-34) by Miolljub Mile Nestorovic
  17. Ping netlist - ECC88 spice models
  18. Please help analyse 807 PPP
  19. DIY Tube Pre with remote
  20. P-P Katodfollower with 6c33c
  21. valve sub
  22. Help on outboard PSU for tube amp
  23. Looking for ARC LS8MKII circuit?
  24. Entire Assembly Glowing in 20 Seconds
  25. 6X5GT PS Problem
  26. Sad News About Blackburn / Tech Tube
  27. Loose top caps.
  28. rh807 choke question?
  29. 6021 Cascode
  30. 6U7-G as driver in a RH 807?
  31. Possible Ebay bargain
  32. Possible Ebay bargin
  33. 845 tube question
  34. Broken VCM163
  35. my ongoing amp project since 2004 or so, ver. 13.29.b1.xx.n
  36. Datasheet wanted
  37. SE 833A Help
  38. PS ripple vs output impedance for PP AB1
  39. Simple SE with 807?
  40. Dynaco Bias Balance kit
  41. EL42 Tube
  42. 6GV8 at lowish voltage
  43. 703A tube source?
  44. Music Angel EL34 PP + 6N2 schematics ( MINIL3 )
  45. "Back To Back" transformers
  46. Dual HF small signal pentodes ?
  47. pre amp output delay circuit?
  48. Standby voltages for tube circuits.
  49. SE Output transformers
  50. Advice on connector type for outboard PS
  51. Decent Junk Pile find! Need Advice suggestions etc.!
  52. Red Plate,Tube runaway, glowing screen grids
  53. Dogfish
  54. Anyone ever bought this Ebay Head amp?
  55. Rogers Cadet III (Mk3) - which input to use?
  56. Recycling a TT plinth as a tube amp chassis?
  57. motor run caps
  58. RH-84 Hum
  59. Regulator LD1085V Question
  60. Chasing Hum...
  61. What do you know about the 23D4?
  62. Vacuum State RTP3C
  63. Another Tubelad SE build
  64. Noisy DC filament power supply problem on an Aikido
  65. Aikido Phono Stage with Step-up Transformers
  66. 6-volt rectifier tube
  67. Replacing output transformer questions
  68. Hey SY, were you aware of this?
  69. Where is the best place to sell a pair of OTs?
  70. EL84 tube regulator
  71. Testing 6H2P on 600a
  72. Grid stoppers, clamping, blocking and crossover distortion.
  73. Fender 125A20B output transformers?
  74. Genrad 1630AV
  75. Gary Pimms "self bias ccs" - guide for dummies
  76. Using a PC as source? + "garage sale"
  77. loktal version of 6bl7
  78. RCA SE 6bq5 amp gain problems
  79. 12V AC to 6.3v DC simple supply for idiots
  80. PPAB with plate feedback, current-mirror driver
  81. LM317 oscillating in cathode circuit
  82. Tubelab SE amp question
  83. Help with RIAA stage schematics
  84. 829B/3E29 "Triode" Push Pull Paralleled Sections
  85. Phantom Bidders on eBay
  86. Complicated psuedo-scope question
  87. Help me choose between two designs
  88. Miller Capacitance AGAIN!
  89. Channel switching / Relay / board
  90. Tossie's valve world site
  91. What is the purpose of resistive load at line output trans?
  92. 8608 pentode
  93. #26 pre amp
  94. my third RH84
  95. Miller Capacitance of triode strapped pentode
  96. 50 set amp
  97. Valuable Valves
  98. Allowable screen voltages in triode-connected pentodes
  99. grounding cable
  100. SS Driver and splitter stages used for PP tube output???
  101. Resistance coupled cascaded amplifier
  102. 6SL7 alternatives?
  103. Dynaco st70 vs Heathkit W5M
  104. Ceasar II - HighEnd Tube Mono Block Project
  105. Cool amp
  106. output tube blocking distortion problem
  107. HP 8903 software posted
  108. Rectifier for 900v DC
  109. How good are these?
  110. Brimar 6V6G different operating parameters to later GT?
  111. RCA RK290 console question
  112. pls help me, Buil my first AMP with 6H5C (=6AS7) tube.
  113. Simple 6V6 Push Pull Schematic
  114. remote help for RCA RK-290 console
  115. Suggestion for a 2x15 or 2x20 amp?
  116. Spud, Schade, PP, Anti-triode ECL86
  117. Posted new P-P power amp design
  118. Steve Bench LR Phono Amp. with (Sowter or Dave irons)
  119. Vintage RCA amps
  120. 6.3V/5A DC Fillament Schematic
  121. Can I use this output transformers with a 5965?
  122. Measuring Tube Gm
  123. Can I use this output transformers with a 5695?
  124. How to design a direct coupled SE amplifier?
  125. Ordered TechTube Valves today
  126. Should I buy and part out an old Hammond tube organ?
  127. 6N6P Unbalanced Sound?
  128. DC filaments for 6550s
  129. Obliterate, delete Vibrato or Reverb circuit in blackface-like amps
  130. My Copland CTA401 hums , help needed please
  131. Triode connected Pentodes in a cathode bias?
  132. Transformer as a voltage gain element
  133. Russian 6p31s tubes
  134. Ixcp 10m45s
  135. rectifier limiting resistors capacitor input
  136. arc V70 blue flash in KT90 tubes
  137. Choke?
  138. EL34 PP motorboating questions
  139. GU29 damaged
  140. PSUD2 questions
  141. Help lundahl-300bxls problem
  142. Srrp output question
  143. je lab 300b
  144. SET amp using Triode-FET complementary feedback pair ?
  145. Monarch STA-100X Refurb
  146. What causes high THD in tube amps ?
  147. Cons / Pros
  148. Preamp 6v6 grid leak resistor value?
  149. Quick question about preamps
  150. Why are mesh plates supposed to be superior?
  151. 60's and 70's GE tubes
  152. What valves are pin compatible with ECC88 / 6DJ8?
  153. Eico HF-81 OPT specs
  154. Fender Super Twin P Xformer
  155. Audio Research V70 mains transformer rewiring for 220 volts.
  156. looking for fairly simple project for Eico 81 OPT's
  157. looking for fairly simple project for Eico 81 OPT's
  158. New Hybrid Driver/Amplifier
  159. OT: vacuum diode AM detector schematics ?
  160. Sad News about George Wright
  161. Finest Chinese Tube Preamp?
  162. 12B4 Line Stage + Phono Option
  163. Crinkly tube getter Is this bad?
  164. ??? Output Transformer - Silicon Steel or Amorphous
  165. Is it time for another CCS Group Buy?
  166. Am I Going to Kill This Amp?
  167. My version of the Simple EL84 or rise of the anti-triode.
  168. Intercomponent ground loop hum
  169. Connecting the heater to the cathode in rectifier tube
  170. Dented ASC Caps
  171. EF86 replacement
  172. Super Simple Valve Pre-amp Suggestions?
  173. 6V6 P-P Amp From RCA Manual RC-19
  174. phono stage woes...
  175. stereo SE kt88 build ... abdellah diyaudioprojects design
  176. Mounting filament transformers under chassis?
  177. More impedances for Hammond 125E
  178. Troubleshooting Push-Pull 2A3 (please help)
  179. Lost a channel in my TSE
  180. 6sl7 srpp kt66 se
  181. asking about 6sn7 and 2a3 tubes
  182. help w/ Eico hf-81
  183. Hammond PT power ratings
  184. JVC/Delmonico console info
  185. my TubeLab Amps
  186. Issues with grid choke
  187. Sharp reg. for tubelab se
  188. Calibration of Mercury 1000 tube test set
  189. 6v6 music machine build help!
  190. PCF801 Suggestions
  191. el84 200V Vg2 curves
  192. Prototype fender bassman for trade - echosonic or standel 25l15
  193. What's the advantage of E-linear
  194. Tube microphonics (article)
  195. Another Counterpoint SA-7.1 question
  196. How to test a subminiature tube
  197. C3M linestage
  198. Needinfo: Tamradio SOT-850 specs
  199. Back to Back transformers
  200. UltraLinear Screen Drive
  201. UTC CG-52AX - use as plate chokes?
  202. Chassis material
  203. Fu29 & e813cc
  204. Converting Bogen chb-35a to more guitar friendly amp (newbie inside)
  205. Tube rollers - what tubes for my RH84?
  206. What is meant when tubes are sold as "matched"?
  207. 1:1 transformer replace with line filter
  208. Old valve radios have any use?
  209. Know of any big 7 pin FW rectifier tubes?
  210. Decca Decola PX25 amp schematic
  211. Happy birthday....to me!
  212. Just tested the new E183CC
  213. Chassis mounting tubes off my PCB
  214. Tubelab SE with 2A3 Hum
  215. I need some help with the OPTs on a set of old 6V6GT monoblocks
  216. modified Headwise WCF headpone design
  217. 6em7 ,difference from brand ?
  218. Wavebourn Tower thread
  219. Sealed Lead Acid Batteries
  220. New ebay record!
  221. New ebay record!
  222. NFB, how to implement here?
  223. Recommended Mouser Electronics
  224. Utter novice looking for answers to easy questions:
  225. Hum Troubleshooting on My Tubelab SE with 2A3
  226. Trying to understand Power Supplies - The first Cap in a CRCRC
  227. 5687=e182cc???
  228. Series wire Antek Secondaries
  229. 300bxls vs mosfet :)
  230. 6N4P info
  231. Its alive!!! Aikido 5687
  232. Looking for advice,EL84 based Mono amp conversion/ restoration
  233. Looking for ideas
  234. Looking for curves for obscure tube
  235. tube life, soft start, cathode bias
  236. Triad N-68X Tranny for ^SN7 Aikido?
  237. RH84 with simple 5687 front end?
  238. Rickenbacker old amplifiers (b16 series)
  239. Aikido grounding scheme
  240. measuring voltages and currents simple se
  241. Beginner's luck -- Tubelab Simple SE on first try!
  242. 6CH6 find
  243. Shielded cables - success
  244. Heater-Cathode Voltage
  245. Battery powered tube preamps/effects (guitar)
  246. deliberately unmatching output tubes
  247. triode heater ground question
  248. 6sn7 alternative
  249. A tube amp that will drive 2 ohms or less...
  250. Looking for a simple circuit

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