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  1. Building mini-A (BrianGT boards), IRFP240 backordered, can I use IRFP140?
  2. Phono sction: threshold Vs forte audio
  3. F1 questions
  4. Threshold SA40s
  5. Balanced B1 Buffer
  6. A Zen Phase Splitter??
  7. Switching a Threshold Fet Nine/Ten from 110v to 220v
  8. Top of the Line Chassis for Aleph 1.2
  9. Enlarge hole in IRF240?
  10. possible resistor values for a Nakamichi SR-2 receiver
  11. Whitch is better
  12. Which the best Aleph power amp?
  13. Novel Control for B1 (input and level)
  14. Mr Pass, anything from the CES?
  15. Chassis for Aleph 5 Clone
  16. Resistor for Amp output testing
  17. External trigger standby
  18. Threshold SA/ and SA/e series monoblocks
  19. Heatsink Design like NIRO and wanted for ZEN/Firstwatt SE projects - where to order?
  20. F5 Output Connection Question
  21. Threshold T 100 schematic and service manual?
  22. Aleph P caps replace - keep 1000uF 100V?
  23. Simple cirklotron with Lateral MOSFETs
  24. Hashimoto's New Current Mirror - Sanyo's patent present prompt on Christmas Eve 2009
  25. TVC vs. Stepped Attenuator
  26. Aleph 5 bias diferential
  27. Has the XVR1 been discontinued?
  28. B1 Buffer: discrete vs. integrated approach?
  29. To Anodize or Not...
  30. Newborn F2 refuses mating, what's going on?
  31. Grounding Question
  32. F5 type amp but with higher power
  33. My,PASS ALEPH J and f4
  34. an Aleph maniac is back
  35. FORTE Model 1 INput impedance
  36. Aleph 5 CLC PS question....
  37. F4 DC offset drift performance question.
  38. Look at these heatsink diagrams for F2 please
  39. F5 SPICE Simulation??
  40. Fidelity of Son Of Zen (SOZ)?
  41. Aleph x one problem
  42. Cascode BOZ
  43. Threshold SA/4e and SA/2
  44. Aleph 1,5 ?
  45. aleph 2 help
  46. My new Pass amplifiers
  47. Does a singlerail PP need to be more complicated?
  48. True supersymetric 2 stage PLH-amp???
  49. X250 DC Offset & Bias Question
  50. cl60 equivalent
  51. LM317 in Alpeh amp
  52. F2 PSU with 2 EI transformers?
  53. Selector Switch for BOZ
  54. ZEN parts needed
  55. Throwing away open loop gain with an opamp near or at unity gain
  56. xp20 year oct 08/xp20 year 2009
  57. Aleph J in bad shape
  58. Aleph 4 TR problem
  59. What about unsymmetrical clipping?
  60. Pearl Two
  61. Advice
  62. Building the F2 - teach the newbie please! (one question at a time)
  63. Why high voltage Fets when low voltage types gives less distortion?
  64. Pass XP 20
  65. Burning amp (unintentionally!)
  66. Threshold S-200
  67. If you were to guess what I killed on a F5 when the output shorted?
  68. Speaker Project for Firstwatt and BA amplifiers
  69. the class A mono ampli...
  70. Which ampli pass for loudspeaker proac responce 3.5?
  71. Which ampli pass for loudspeaker proac responce 3.5?
  72. Bride of Zen as a preamp for F2?
  73. Threshold S300 offset issues
  74. B1 Active Crosover
  75. Any news on B4?
  76. The impact of the cascoded transistor in an Zenamp?
  77. Leaving Class A? Martin Colloms vs Nelson Pass
  78. Now I know why everybody is going to Class D - When will Nelson be forced?
  79. pass zen4 pcb
  80. Preamp with more Aleph than Zen-style
  81. B1 Active Crossover
  82. 2SK170 limit
  83. Xp 20 vs x0.2
  84. I need Help with my F5....
  85. F4: Schematic and Feedback Circuit
  86. Ixys depleationmode fet susy one stage balanced pushpull Zenitronamp.
  87. Aleph-x trouble
  88. A Bride for a Beast?
  89. pass labs basis allfet amp.
  90. pass X 1000.5 or Xa 200.5
  91. F2 and DCB1 parts selection - please advice!
  92. F5 Listening Impressions & Discussion
  93. Threshold SA/1 standard fuses replacement and use of Variac
  94. Crazy Clipping Behavior Quasi Complementary MOSFET Citation 12 TAA Book
  95. TLE2426 in B1 instead of resistors
  96. good day i'm a new forumer!!! info for XP20
  97. 5 watt class a
  98. Preamp in F5 manual
  99. "Current" Feedback and SuSy
  100. B1 for attenuating 4 outputs....help
  101. Forte model 40 phono stage fault
  102. Inductor Circlotron
  103. B1 Preamp Grounding Question
  104. Which components to use for pass aleph
  105. F5 hums only after my iTouch is connected
  106. The simplified schematic of J2 what I suppose to be.
  107. F5: How much smoke did I let out?
  108. aleph bias tips
  109. ZEN include active crossover without additional OP AMP for ultimate sounding PHL1230
  110. IRF540 or IRF3710............................
  111. B1 builders thread
  112. A question for Mr Pass on mosfet distortion
  113. Currently used rectifiers in XA series (BYW99W-200 substitute)
  114. Newbie Class-A Build
  115. trademark laws
  116. Newbie needs help.I want2build a Pass amp!
  117. Aleph J Front End for Pre
  118. J2 and update of F2 (pelase delete)
  119. Honking Sound?
  120. Any reason why Pass is not Dual Mono amp???
  121. Explosion in Forte 1A...
  122. Parts give away
  123. Bride of Zen with a small NFB
  124. Zen headamp. PCB, my ver.
  125. 2SJ28 Vfet SE Amplifier
  126. help me about NP D-1
  127. Tubes to transistors, is it worthwhile
  128. Circlotron Meditations
  129. Aleph-X: strange signals ....
  130. Aleph X building
  131. IXYS depletion MOSFETs: What are they good for?
  132. U406
  133. Forte Audio 4A
  134. Temperature of resistors in CCRC PSU
  135. What Pass designs have you built?
  136. Next Zen designs
  137. aleph power questions
  138. Fate of Class A
  139. "NP Series" ... which to build if:
  140. Threshold 800A and other old models: Mospec 2N5876/2N5878 or ON MJ21193/MJ21194 ?
  141. Planning to build an Aleph 5 dual mono amps - advice
  142. Pass "DeLite" Amp from BAF
  143. B1 Power Supply Options
  144. First guitar amp
  145. Almost new Linear Fet
  146. Two B1 and a crossover
  147. OK to run an RC filter on the output of my F3?
  148. Burning Amp 09
  149. Better MC Pre-Pre solution for low internal coil resistance- not only for Pearl phono
  150. Cascode topology for Power Output like STASIS - no longer used in today's amps; why?
  151. B1 pcb's are ordered and...
  152. Potentiometer value for Zen v4
  153. The Sweet Spot
  154. APOX volume-input for Aleph P1.7 question
  155. heatsink for aleph 4
  156. B1 layout question
  157. B1 Buffer Preamp - FET choice?
  158. XP10/20 Coupling Caps
  159. Choosing speakers for Zen v4
  160. F5 wiring
  161. Semisouth JFET's: What are they good for?
  162. PS Audio 4.6: a NP's project?
  163. Hafler P3000: crackling in right channel
  164. First Watt F1 - compensation network for fostex 126e
  165. super symetry on aleph ?
  166. Aleph X PCBs
  167. Threshold FET-10/hl power connector
  168. Aleph X2 and HD650
  169. B&W 800d......Pass XA200.5 or X600.5?
  170. aleph 4 questions
  171. VoltageDAC with B1 output buffer
  172. F5 Parts recommendations
  173. Pass Tutorial Request
  174. Vintage V-FETs in class-A amplifier with complementary push-pull output
  175. SIMPLE Aleph Pre-amp,
  176. Threshold CAS 1
  177. All I want for Xmas...
  178. SR1 speaker
  179. Long time Pass fan
  180. irfp240pbf or irf9240pbf for aleph 4
  181. Appropriate Preamp for Aleph 2 question
  182. F5 X chromosome mates with SET
  183. Is a mini-Aleph using BF862 possible?
  184. Help with B1 PSU
  185. SA4/e
  186. FirstWatt J2
  187. Aleph4 gate proection zener failure
  188. Anybody tried the F3 with AKG K1000 headphones?
  189. Amazing Circlotron with Power JFets
  190. convert aleph 5 to 2
  191. equivalent mosfet for aleph 4
  192. X150.5 Queries
  193. What input voltage produces maximum output with the F5?
  194. Output capacitor for Zen v4
  195. Universal chassis
  196. minimum load impedance for DIY opamp
  197. Well, That was stupid of me....
  198. threshold sl-10
  199. ZV7-T meets ZV8
  200. F5 enough for floorstanders?
  201. Thanks for the F5!
  202. Arctic Silver Epoxy for F5 mosfets?
  203. modify aleph 1.2
  204. XVR1 Amplifier?? Advice please Nelson
  205. A75 to BA2?
  206. F5 hum
  207. Single output pair class A design?
  208. F3 on ebay at $750GBP
  209. Good Gnews and Bad Gnews w/ my F5 - help?
  210. Balanced Stereo Pot for Balanced B1?
  211. Bipolar Zen4 ?
  212. Burning Amplifier BA-2
  213. Finished my DIY F2 last night
  214. Mini Aleph Problem
  215. 2SJ109-BL's
  216. Stereo Aleph as mono (paralleled!)
  217. F5 Help Needed
  218. Inspiration for future ZEN Versions - basic description of Italians 400.000 $ Amp
  219. World's expensivest Audio Power Amplifiers - $100.000 - $600.000
  220. Which F?
  221. Aleph Heatsinks (My Last Noob Question of the Day)
  222. Beast with a Thousand JFETs
  223. Noob Question about Mini-A (I swear I searched)
  224. PC-like cooling?
  225. Another way to insulate transistors from heatsinks
  226. Neatness of wires?
  227. Tube front end for F3 amplifier
  228. Heat Sink tap/thread size
  229. Burning amp
  230. Bench testing a SA/4e
  231. Thermistor Location for F5 power supply
  232. Building a better F2?
  233. bypass output capacitor
  234. A relatively big modular poweramp...
  235. Resistor question for F1
  236. FS: CDM9 tray loader with new gear
  237. SiC JFETS
  238. Aleph P & Aleph 5
  239. Question about proper orientation of Q5,Q6 F5 driver board
  240. cviller f5 board Q5, Q6 orientation?
  241. DIY Aleph 5 vs real Aleph 5
  242. Is this overkill for an F1?
  243. Pass F5 Help Needed
  244. F5 - Antek 4218 Wiring Question
  245. Car Audio Amps by Nelson Pass
  246. Aleph 2's Heat
  247. B1 jfet help .
  248. Class A push-pull
  249. Fqa12p20 Fqa19n20c Discontinuation
  250. Big torrid's, with wrong voltages.

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