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  1. F2 Set Up
  2. FYI: Toshiba 2SK1529/2SJ200 reached EOL
  3. Threshold SA and Pass X series
  4. Nakamichi PA7II Blowing output transistors.
  5. SuSy Circlotron - jFET input Buffer + OPA1632 + 2SK135
  6. Fet-10 HE transformer secondaries
  7. Chokes for SE class A
  8. Semisouth SiC JFETs: SJEP120R100 or SJEP170R550 better for building amp?
  9. F2 internal wiring
  10. Citation 12 Schematic
  11. Pass D1 ???C40 and C55???
  12. Problem with threshol t-100
  13. What are, and what to do with, these NOS/used caps?
  14. semisouth for bosoz?!?
  15. Aleph 30 Power Supply
  16. Testing a Mosfet
  17. Threshold amps DC Protected
  18. Forte model 2: worth to change caps?
  19. Pass DIYers
  20. signal ground on X.5 amplifiers
  21. THRESHOLD CAS-2 poweramp.
  22. Troubleshooting a Pearl phono, anyone up for it?
  23. a question of speaker for ampli xa160.5
  24. a question of speaker for ampli xa160.5
  25. a question of speaker for ampli xa160.5
  26. Preamlifier for Aleph 3
  27. Why does a terminstor reduce transformer buzz?
  28. The biggest AudioGallery of the Word-www_exoticaudio_org- mooved. Who knows new URL?
  29. Solid State Replacement of Ribbon Transformer?
  30. How to get less hiss/noise from x cs ccs BOSOZ
  31. Matched mosfet (IRFP240)
  32. Recommended first Pass Labs clone build
  33. Zen v4 variable current source adjustment
  34. Why FET amplifiers?
  35. Which mosfet is best???
  36. First Watt F2 J-fet
  37. negative effects of high frequency filtration?
  38. What logo shall i use on my Perl build?
  39. adcom gfa545
  40. New Pass labs xa.8 E (e stands for extreem)
  41. Building mini-A (BrianGT boards), IRFP240 backordered, can I use IRFP140?
  42. Phono sction: threshold Vs forte audio
  43. F1 questions
  44. Threshold SA40s
  45. Balanced B1 Buffer
  46. A Zen Phase Splitter??
  47. Switching a Threshold Fet Nine/Ten from 110v to 220v
  48. Top of the Line Chassis for Aleph 1.2
  49. Enlarge hole in IRF240?
  50. possible resistor values for a Nakamichi SR-2 receiver
  51. Whitch is better
  52. Which the best Aleph power amp?
  53. Novel Control for B1 (input and level)
  54. Mr Pass, anything from the CES?
  55. Chassis for Aleph 5 Clone
  56. Resistor for Amp output testing
  57. External trigger standby
  58. Threshold SA/ and SA/e series monoblocks
  59. Heatsink Design like NIRO and wanted for ZEN/Firstwatt SE projects - where to order?
  60. F5 Output Connection Question
  61. Threshold T 100 schematic and service manual?
  62. Aleph P caps replace - keep 1000uF 100V?
  63. Simple cirklotron with Lateral MOSFETs
  64. Hashimoto's New Current Mirror - Sanyo's patent present prompt on Christmas Eve 2009
  65. TVC vs. Stepped Attenuator
  66. Aleph 5 bias diferential
  67. Has the XVR1 been discontinued?
  68. B1 Buffer: discrete vs. integrated approach?
  69. To Anodize or Not...
  70. Newborn F2 refuses mating, what's going on?
  71. Grounding Question
  72. F5 type amp but with higher power
  73. My,PASS ALEPH J and f4
  74. an Aleph maniac is back
  75. FORTE Model 1 INput impedance
  76. Aleph 5 CLC PS question....
  77. F4 DC offset drift performance question.
  78. Look at these heatsink diagrams for F2 please
  79. F5 SPICE Simulation??
  80. Fidelity of Son Of Zen (SOZ)?
  81. Aleph x one problem
  82. Cascode BOZ
  83. Threshold SA/4e and SA/2
  84. Aleph 1,5 ?
  85. aleph 2 help
  86. My new Pass amplifiers
  87. Does a singlerail PP need to be more complicated?
  88. True supersymetric 2 stage PLH-amp???
  89. X250 DC Offset & Bias Question
  90. cl60 equivalent
  91. LM317 in Alpeh amp
  92. F2 PSU with 2 EI transformers?
  93. Selector Switch for BOZ
  94. ZEN parts needed
  95. Throwing away open loop gain with an opamp near or at unity gain
  96. xp20 year oct 08/xp20 year 2009
  97. Aleph J in bad shape
  98. Aleph 4 TR problem
  99. What about unsymmetrical clipping?
  100. Pearl Two
  101. Advice
  102. Building the F2 - teach the newbie please! (one question at a time)
  103. Why high voltage Fets when low voltage types gives less distortion?
  104. Pass XP 20
  105. Burning amp (unintentionally!)
  106. Threshold S-200
  107. If you were to guess what I killed on a F5 when the output shorted?
  108. Speaker Project for Firstwatt and BA amplifiers
  109. the class A mono ampli...
  110. Which ampli pass for loudspeaker proac responce 3.5?
  111. Which ampli pass for loudspeaker proac responce 3.5?
  112. Bride of Zen as a preamp for F2?
  113. Threshold S300 offset issues
  114. B1 Active Crosover
  115. Any news on B4?
  116. The impact of the cascoded transistor in an Zenamp?
  117. Leaving Class A? Martin Colloms vs Nelson Pass
  118. Now I know why everybody is going to Class D - When will Nelson be forced?
  119. pass zen4 pcb
  120. Preamp with more Aleph than Zen-style
  121. B1 Active Crossover
  122. 2SK170 limit
  123. Xp 20 vs x0.2
  124. I need Help with my F5....
  125. F4: Schematic and Feedback Circuit
  126. Ixys depleationmode fet susy one stage balanced pushpull Zenitronamp.
  127. Aleph-x trouble
  128. A Bride for a Beast?
  129. pass labs basis allfet amp.
  130. pass X 1000.5 or Xa 200.5
  131. F2 and DCB1 parts selection - please advice!
  132. F5 Listening Impressions & Discussion
  133. Threshold SA/1 standard fuses replacement and use of Variac
  134. Crazy Clipping Behavior Quasi Complementary MOSFET Citation 12 TAA Book
  135. TLE2426 in B1 instead of resistors
  136. good day i'm a new forumer!!! info for XP20
  137. 5 watt class a
  138. Preamp in F5 manual
  139. "Current" Feedback and SuSy
  140. B1 for attenuating 4 outputs....help
  141. Forte model 40 phono stage fault
  142. Inductor Circlotron
  143. B1 Preamp Grounding Question
  144. Which components to use for pass aleph
  145. F5 hums only after my iTouch is connected
  146. The simplified schematic of J2 what I suppose to be.
  147. F5: How much smoke did I let out?
  148. aleph bias tips
  149. ZEN include active crossover without additional OP AMP for ultimate sounding PHL1230
  150. IRF540 or IRF3710............................
  151. B1 builders thread
  152. A question for Mr Pass on mosfet distortion
  153. Currently used rectifiers in XA series (BYW99W-200 substitute)
  154. Newbie Class-A Build
  155. trademark laws
  156. Newbie needs help.I want2build a Pass amp!
  157. Aleph J Front End for Pre
  158. J2 and update of F2 (pelase delete)
  159. Honking Sound?
  160. Any reason why Pass is not Dual Mono amp???
  161. Explosion in Forte 1A...
  162. Parts give away
  163. Bride of Zen with a small NFB
  164. Zen headamp. PCB, my ver.
  165. 2SJ28 Vfet SE Amplifier
  166. help me about NP D-1
  167. Tubes to transistors, is it worthwhile
  168. Circlotron Meditations
  169. Aleph-X: strange signals ....
  170. Aleph X building
  171. IXYS depletion MOSFETs: What are they good for?
  172. U406
  173. Forte Audio 4A
  174. Temperature of resistors in CCRC PSU
  175. What Pass designs have you built?
  176. Next Zen designs
  177. aleph power questions
  178. Fate of Class A
  179. "NP Series" ... which to build if:
  180. Threshold 800A and other old models: Mospec 2N5876/2N5878 or ON MJ21193/MJ21194 ?
  181. Planning to build an Aleph 5 dual mono amps - advice
  182. Pass "DeLite" Amp from BAF
  183. B1 Power Supply Options
  184. First guitar amp
  185. Almost new Linear Fet
  186. Two B1 and a crossover
  187. OK to run an RC filter on the output of my F3?
  188. Burning Amp 09
  189. Better MC Pre-Pre solution for low internal coil resistance- not only for Pearl phono
  190. Cascode topology for Power Output like STASIS - no longer used in today's amps; why?
  191. B1 pcb's are ordered and...
  192. Potentiometer value for Zen v4
  193. The Sweet Spot
  194. APOX volume-input for Aleph P1.7 question
  195. heatsink for aleph 4
  196. B1 layout question
  197. B1 Buffer Preamp - FET choice?
  198. XP10/20 Coupling Caps
  199. Choosing speakers for Zen v4
  200. F5 wiring
  201. Semisouth JFET's: What are they good for?
  202. PS Audio 4.6: a NP's project?
  203. Hafler P3000: crackling in right channel
  204. First Watt F1 - compensation network for fostex 126e
  205. super symetry on aleph ?
  206. Aleph X PCBs
  207. Threshold FET-10/hl power connector
  208. Aleph X2 and HD650
  209. B&W 800d......Pass XA200.5 or X600.5?
  210. aleph 4 questions
  211. VoltageDAC with B1 output buffer
  212. F5 Parts recommendations
  213. Pass Tutorial Request
  214. Vintage V-FETs in class-A amplifier with complementary push-pull output
  215. SIMPLE Aleph Pre-amp,
  216. Threshold CAS 1
  217. All I want for Xmas...
  218. SR1 speaker
  219. Long time Pass fan
  220. irfp240pbf or irf9240pbf for aleph 4
  221. Appropriate Preamp for Aleph 2 question
  222. F5 X chromosome mates with SET
  223. Is a mini-Aleph using BF862 possible?
  224. Help with B1 PSU
  225. SA4/e
  226. FirstWatt J2
  227. Aleph4 gate proection zener failure
  228. Anybody tried the F3 with AKG K1000 headphones?
  229. Amazing Circlotron with Power JFets
  230. convert aleph 5 to 2
  231. equivalent mosfet for aleph 4
  232. X150.5 Queries
  233. What input voltage produces maximum output with the F5?
  234. Output capacitor for Zen v4
  235. Universal chassis
  236. minimum load impedance for DIY opamp
  237. Well, That was stupid of me....
  238. threshold sl-10
  239. ZV7-T meets ZV8
  240. F5 enough for floorstanders?
  241. Thanks for the F5!
  242. Arctic Silver Epoxy for F5 mosfets?
  243. modify aleph 1.2
  244. XVR1 Amplifier?? Advice please Nelson
  245. A75 to BA2?
  246. F5 hum
  247. Single output pair class A design?
  248. F3 on ebay at $750GBP
  249. Good Gnews and Bad Gnews w/ my F5 - help?
  250. Balanced Stereo Pot for Balanced B1?

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