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  1. New Amp "ULTRASYMMETRY" from Nelson Pass - still a Concept Amplifier?
  2. Is it possible to connect both XLR and RCA inputs at the same time into an Aleph 5
  3. 2Sj109's available on Ebay for 7.80 a pop.
  4. Another T-400a question (sorry)
  5. D1 with high transconductance FET?
  6. Datasheets for Lovoltech LD1107N
  7. BA-1 relay & power questions
  8. scaling down F4
  9. Source Followers and gain - ignorance requests instruction!
  10. XA100.5 Slew Rate
  11. Restoring a Threshold SL10
  12. Trouble Shooting an F1
  13. Aleph 3
  14. Upscaling Aleph-J SRPP tp 100W
  15. Looking for a X5!
  16. F5 meets Buzquito
  17. Fet Tutorial
  18. Building an Aleph 3. Should I bypass the feedback capacitor?
  19. Class A solid state single ended
  20. Aleph P v1.7 Muting Circuit
  21. Pass XA 100.5 with Premier Power Plant?
  22. Starting an F1 for the first time...
  23. F2,J2,F3,F5 amps and driver layout
  24. Threshold 400 help
  25. Aleph L with potentiometer
  26. Blown Transformer?
  27. Aleph Current Source Mod
  28. Repairing My Penultimate Zen V4
  29. F2 amp and psu pcb?
  30. foil inducers
  31. First Watt M2
  32. The ultimate Inrush Current Limiter Solution for large Toroidal Transformers
  33. Buffer Preamp with Shunt PS
  34. First Watt F5 vs Aleph 5
  35. Fortè model 3 schematic
  36. A bjt Bride of Zen
  37. 2SJ109 and 2SJ74 in GR version???
  38. B1 PSSR Question and idea
  39. Snow De-Lite
  40. F2 Set Up
  41. FYI: Toshiba 2SK1529/2SJ200 reached EOL
  42. Threshold SA and Pass X series
  43. Nakamichi PA7II Blowing output transistors.
  44. SuSy Circlotron - jFET input Buffer + OPA1632 + 2SK135
  45. Fet-10 HE transformer secondaries
  46. Chokes for SE class A
  47. Semisouth SiC JFETs: SJEP120R100 or SJEP170R550 better for building amp?
  48. F2 internal wiring
  49. Citation 12 Schematic
  50. Pass D1 ???C40 and C55???
  51. Problem with threshol t-100
  52. What are, and what to do with, these NOS/used caps?
  53. semisouth for bosoz?!?
  54. Aleph 30 Power Supply
  55. Testing a Mosfet
  56. Threshold amps DC Protected
  57. Forte model 2: worth to change caps?
  58. Pass DIYers
  59. signal ground on X.5 amplifiers
  60. THRESHOLD CAS-2 poweramp.
  61. Troubleshooting a Pearl phono, anyone up for it?
  62. a question of speaker for ampli xa160.5
  63. a question of speaker for ampli xa160.5
  64. a question of speaker for ampli xa160.5
  65. Preamlifier for Aleph 3
  66. Why does a terminstor reduce transformer buzz?
  67. The biggest AudioGallery of the Word-www_exoticaudio_org- mooved. Who knows new URL?
  68. Solid State Replacement of Ribbon Transformer?
  69. How to get less hiss/noise from x cs ccs BOSOZ
  70. Matched mosfet (IRFP240)
  71. Recommended first Pass Labs clone build
  72. Zen v4 variable current source adjustment
  73. Why FET amplifiers?
  74. Which mosfet is best???
  75. First Watt F2 J-fet
  76. negative effects of high frequency filtration?
  77. What logo shall i use on my Perl build?
  78. adcom gfa545
  79. New Pass labs xa.8 E (e stands for extreem)
  80. Building mini-A (BrianGT boards), IRFP240 backordered, can I use IRFP140?
  81. Phono sction: threshold Vs forte audio
  82. F1 questions
  83. Threshold SA40s
  84. Balanced B1 Buffer
  85. A Zen Phase Splitter??
  86. Switching a Threshold Fet Nine/Ten from 110v to 220v
  87. Top of the Line Chassis for Aleph 1.2
  88. Enlarge hole in IRF240?
  89. possible resistor values for a Nakamichi SR-2 receiver
  90. Whitch is better
  91. Which the best Aleph power amp?
  92. Novel Control for B1 (input and level)
  93. Mr Pass, anything from the CES?
  94. Chassis for Aleph 5 Clone
  95. Resistor for Amp output testing
  96. External trigger standby
  97. Threshold SA/ and SA/e series monoblocks
  98. Heatsink Design like NIRO and wanted for ZEN/Firstwatt SE projects - where to order?
  99. F5 Output Connection Question
  100. Threshold T 100 schematic and service manual?
  101. Aleph P caps replace - keep 1000uF 100V?
  102. Simple cirklotron with Lateral MOSFETs
  103. Hashimoto's New Current Mirror - Sanyo's patent present prompt on Christmas Eve 2009
  104. TVC vs. Stepped Attenuator
  105. Aleph 5 bias diferential
  106. Has the XVR1 been discontinued?
  107. B1 Buffer: discrete vs. integrated approach?
  108. To Anodize or Not...
  109. Newborn F2 refuses mating, what's going on?
  110. Grounding Question
  111. F5 type amp but with higher power
  112. My,PASS ALEPH J and f4
  113. an Aleph maniac is back
  114. • FORTE Model 1 • INput impedance
  115. Aleph 5 CLC PS question....
  116. F4 DC offset drift performance question.
  117. Look at these heatsink diagrams for F2 please
  118. F5 SPICE Simulation??
  119. Fidelity of Son Of Zen (SOZ)?
  120. Aleph x one problem
  121. Cascode BOZ
  122. Threshold SA/4e and SA/2
  123. Aleph 1,5 ?
  124. aleph 2 help
  125. My new Pass amplifiers
  126. Does a singlerail PP need to be more complicated?
  127. True supersymetric 2 stage PLH-amp???
  128. X250 DC Offset & Bias Question
  129. cl60 equivalent
  130. LM317 in Alpeh amp
  131. F2 PSU with 2 EI transformers?
  132. Selector Switch for BOZ
  133. ZEN parts needed
  134. Throwing away open loop gain with an opamp near or at unity gain
  135. xp20 year oct 08/xp20 year 2009
  136. Aleph J in bad shape
  137. Aleph 4 TR problem
  138. What about unsymmetrical clipping?
  139. Pearl Two
  140. Advice
  141. Building the F2 - teach the newbie please! (one question at a time)
  142. Why high voltage Fets when low voltage types gives less distortion?
  143. Pass XP 20
  144. Burning amp (unintentionally!)
  145. Threshold S-200
  146. If you were to guess what I killed on a F5 when the output shorted?
  147. Speaker Project for Firstwatt and BA amplifiers
  148. the class A mono ampli...
  149. Which ampli pass for loudspeaker proac responce 3.5?
  150. Which ampli pass for loudspeaker proac responce 3.5?
  151. Bride of Zen as a preamp for F2?
  152. Threshold S300 offset issues
  153. B1 Active Crosover
  154. Any news on B4?
  155. The impact of the cascoded transistor in an Zenamp?
  156. Leaving Class A? Martin Colloms vs Nelson Pass
  157. Now I know why everybody is going to Class D - When will Nelson be forced?
  158. pass zen4 pcb
  159. Preamp with more Aleph than Zen-style
  160. B1 Active Crossover
  161. 2SK170 limit
  162. Xp 20 vs x0.2
  163. I need Help with my F5....
  164. F4: Schematic and Feedback Circuit
  165. Ixys depleationmode fet susy one stage balanced pushpull Zenitronamp.
  166. Aleph-x trouble
  167. A Bride for a Beast?
  168. pass labs basis allfet amp.
  169. pass X 1000.5 or Xa 200.5
  170. F2 and DCB1 parts selection - please advice!
  171. F5 Listening Impressions & Discussion
  172. Threshold SA/1 standard fuses replacement and use of Variac
  173. Crazy Clipping Behavior Quasi Complementary MOSFET Citation 12 TAA Book
  174. TLE2426 in B1 instead of resistors
  175. good day i'm a new forumer!!! info for XP20
  176. 5 watt class a
  177. Preamp in F5 manual
  178. "Current" Feedback and SuSy
  179. B1 for attenuating 4 outputs....help
  180. Forte model 40 phono stage fault
  181. Inductor Circlotron
  182. B1 Preamp Grounding Question
  183. Which components to use for pass aleph
  184. F5 hums only after my iTouch is connected
  185. The simplified schematic of J2 what I suppose to be.
  186. F5: How much smoke did I let out?
  187. aleph bias tips
  188. ZEN include active crossover without additional OP AMP for ultimate sounding PHL1230
  189. IRF540 or IRF3710............................
  190. B1 builders thread
  191. A question for Mr Pass on mosfet distortion
  192. Currently used rectifiers in XA series (BYW99W-200 substitute)
  193. Newbie Class-A Build
  194. trademark laws
  195. Newbie needs help.I want2build a Pass amp!
  196. Aleph J Front End for Pre
  197. J2 and update of F2 (pelase delete)
  198. Honking Sound?
  199. Any reason why Pass is not Dual Mono amp???
  200. Explosion in Forte 1A...
  201. Parts give away
  202. Bride of Zen with a small NFB
  203. Zen headamp. PCB, my ver.
  204. 2SJ28 Vfet SE Amplifier
  205. help me about NP D-1
  206. Tubes to transistors, is it worthwhile
  207. Circlotron Meditations
  208. Aleph-X: strange signals ....
  209. Aleph X building
  210. IXYS depletion MOSFETs: What are they good for?
  211. U406
  212. Forte Audio 4A
  213. Temperature of resistors in CCRC PSU
  214. What Pass designs have you built?
  215. Next Zen designs
  216. aleph power questions
  217. Fate of Class A
  218. "NP Series" ... which to build if:
  219. Threshold 800A and other old models: Mospec 2N5876/2N5878 or ON MJ21193/MJ21194 ?
  220. Planning to build an Aleph 5 dual mono amps - advice
  221. Pass "DeLite" Amp from BAF
  222. B1 Power Supply Options
  223. First guitar amp
  224. Almost new Linear Fet
  225. Two B1 and a crossover
  226. OK to run an RC filter on the output of my F3?
  227. Burning Amp 09
  228. Better MC Pre-Pre solution for low internal coil resistance- not only for Pearl phono
  229. Cascode topology for Power Output like STASIS - no longer used in today's amps; why?
  230. B1 pcb's are ordered and...
  231. Potentiometer value for Zen v4
  232. The Sweet Spot
  233. APOX volume-input for Aleph P1.7 question
  234. heatsink for aleph 4
  235. B1 layout question
  236. B1 Buffer Preamp - FET choice?
  237. XP10/20 Coupling Caps
  238. Choosing speakers for Zen v4
  239. F5 wiring
  240. Semisouth JFET's: What are they good for?
  241. PS Audio 4.6: a NP's project?
  242. Hafler P3000: crackling in right channel
  243. First Watt F1 - compensation network for fostex 126e
  244. super symetry on aleph ?
  245. Aleph X PCBs
  246. Threshold FET-10/hl power connector
  247. Aleph X2 and HD650
  248. B&W 800d......Pass XA200.5 or X600.5?
  249. aleph 4 questions
  250. VoltageDAC with B1 output buffer

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