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  1. Pictures of your diy Pass amplifier
  2. Strange little circuit
  3. F4 power supply
  4. Balanced Zen Line Stage
  5. Aleph P with balanced shunt attenuator
  6. Zen Extension
  7. B1 buffer volume problem
  8. A little help needed with a Pass Aleph 30
  9. Aleph P1.7
  10. How different is the Nakamichi PA-7 from a Threshold Stasis?
  11. RIAA caps for Pearl and Pearl 2
  12. New First Watt Site
  13. Penultimate Zen V4 Input Fet's Question
  14. NP in Seattle May 20
  15. new SemiSouth SJDP120R085 "normally on" JFET
  16. Anyone Looking For A F5 Toroid?
  17. A blast from the past .. PAPA1
  18. Zen9-like Preamp for Power Followers
  19. New caps for my SL-10: which one?
  20. f5 power up issue
  21. grounding issue with F1
  22. IRFP9240 Fairchild where to buy it?
  23. Boiled Water Buffer
  24. sic NPN (SAND) upgrade for D1B1??
  25. Pass Labs B4 crossover questions
  26. 400A Overheat ??
  27. strange behaviuor of F5
  28. Case for a PASS amp
  29. Nakamichi PA-7 and PA-5 amps
  30. Forte Model 1 needs new toroid transformer I think...
  31. 10 uf Aeon cap availability for B-1?
  32. output impedance of Pearl ?
  33. Use Mercury-vapored Lamps for Zen-Enlightment?
  34. Building the "CodeNelson" Power Amp
  35. Mica Insulators for Toshiba 2SJ201 & 2SK1530?
  36. Trojan warnings?
  37. looking for the PCB 22kw amp
  38. Difference in B1's
  39. This is some FET !!!
  40. an absolutelly pass labs off topic
  41. Toshiba 2sk174BL at Mouser
  42. B1 and impedance matching?
  43. Class A mosfet idle issue
  44. X2_Preamp quetion
  45. UGS preamp for sale?!
  46. It works and doesn't Hum!
  47. Dynamic Bias - Active Bias - Automatic/Self biased - Overview wanted
  48. J-JLH or PLH-J ?
  49. Swapping Threshold S & SA frontboards.
  50. B1 question
  51. Fairchild Amplifier A00-6
  52. Spare faceplate for S/500 ?
  53. Help needed
  54. Which resistors to use???
  55. b 1 buffer
  56. VU-meter for BOSOZ
  57. F3 vs. ZV9 - the differences...
  58. question on very high input impedance for B1
  59. WTB : Power Supply Board for ONO Phono preamp Clone (From Group Buy)
  60. Threshold S 300/II Main Caps Replace
  61. Dealing with Schuro.de
  62. Threshold FET ONE Series II aka FET1 MKII
  63. Subwoofer to Aleph-X
  64. No Feedback amp for Fountek NEO CD3 ?
  65. Tiny Vifa tweeter question
  66. 110 to 220volt conversion?
  67. Bias adjusting on Threshold SA4/e
  68. So, this is my Quad ZV9!
  69. Dear Dr. Nelson Pass
  70. Pass Aleph P 1.7 help
  71. passlabs B1 buffer and buffalo 2 dac
  72. SPICE model for Lovoltech LD1107N
  73. Aleph 30 PCBs FS?
  74. Best Power Supply for Pass Labs Aleph (X)Ono
  75. amp recommendation
  76. Rail voltage
  77. Aleph 1
  78. F3 - Small humming noise, how to get rid of it
  79. Mini Aleph Power Supply
  80. Pass 250.5 oscillation?
  81. DIY pass amp for MJK OB
  82. Aleph 30 transformer hum
  83. 6-channel X250 build
  84. supermosfets!
  85. Thoughts for replacing the scarce 2SK389 in the pearl
  86. Which amp should I built for my 16 ohm speakers?
  87. Aleph 30 transistors
  88. Ultimate sounded ZEN (Var I) vs good sounded used Aleph 5
  89. New Amp "ULTRASYMMETRY" from Nelson Pass - still a Concept Amplifier?
  90. Is it possible to connect both XLR and RCA inputs at the same time into an Aleph 5
  91. 2Sj109's available on Ebay for 7.80 a pop.
  92. Another T-400a question (sorry)
  93. D1 with high transconductance FET?
  94. Datasheets for Lovoltech LD1107N
  95. BA-1 relay & power questions
  96. scaling down F4
  97. Source Followers and gain - ignorance requests instruction!
  98. XA100.5 Slew Rate
  99. Restoring a Threshold SL10
  100. Trouble Shooting an F1
  101. Aleph 3
  102. Upscaling Aleph-J SRPP tp 100W
  103. Looking for a X5!
  104. F5 meets Buzquito
  105. Fet Tutorial
  106. Building an Aleph 3. Should I bypass the feedback capacitor?
  107. Class A solid state single ended
  108. Aleph P v1.7 Muting Circuit
  109. Pass XA 100.5 with Premier Power Plant?
  110. Starting an F1 for the first time...
  111. F2,J2,F3,F5 amps and driver layout
  112. Threshold 400 help
  113. Aleph L with potentiometer
  114. Blown Transformer?
  115. Aleph Current Source Mod
  116. Repairing My Penultimate Zen V4
  117. F2 amp and psu pcb?
  118. foil inducers
  119. First Watt M2
  120. The ultimate Inrush Current Limiter Solution for large Toroidal Transformers
  121. Buffer Preamp with Shunt PS
  122. First Watt F5 vs Aleph 5
  123. Fortè model 3 schematic
  124. A bjt Bride of Zen
  125. 2SJ109 and 2SJ74 in GR version???
  126. B1 PSSR Question and idea
  127. Snow De-Lite
  128. F2 Set Up
  129. FYI: Toshiba 2SK1529/2SJ200 reached EOL
  130. Threshold SA and Pass X series
  131. Nakamichi PA7II Blowing output transistors.
  132. SuSy Circlotron - jFET input Buffer + OPA1632 + 2SK135
  133. Fet-10 HE transformer secondaries
  134. Chokes for SE class A
  135. Semisouth SiC JFETs: SJEP120R100 or SJEP170R550 better for building amp?
  136. F2 internal wiring
  137. Citation 12 Schematic
  138. Pass D1 ???C40 and C55???
  139. Problem with threshol t-100
  140. What are, and what to do with, these NOS/used caps?
  141. semisouth for bosoz?!?
  142. Aleph 30 Power Supply
  143. Testing a Mosfet
  144. Threshold amps DC Protected
  145. Forte model 2: worth to change caps?
  146. Pass DIYers
  147. signal ground on X.5 amplifiers
  148. THRESHOLD CAS-2 poweramp.
  149. Troubleshooting a Pearl phono, anyone up for it?
  150. a question of speaker for ampli xa160.5
  151. a question of speaker for ampli xa160.5
  152. a question of speaker for ampli xa160.5
  153. Preamlifier for Aleph 3
  154. Why does a terminstor reduce transformer buzz?
  155. The biggest AudioGallery of the Word-www_exoticaudio_org- mooved. Who knows new URL?
  156. Solid State Replacement of Ribbon Transformer?
  157. How to get less hiss/noise from x cs ccs BOSOZ
  158. Matched mosfet (IRFP240)
  159. Recommended first Pass Labs clone build
  160. Zen v4 variable current source adjustment
  161. Why FET amplifiers?
  162. Which mosfet is best???
  163. First Watt F2 J-fet
  164. negative effects of high frequency filtration?
  165. What logo shall i use on my Perl build?
  166. adcom gfa545
  167. New Pass labs xa.8 E (e stands for extreem)
  168. Building mini-A (BrianGT boards), IRFP240 backordered, can I use IRFP140?
  169. Phono sction: threshold Vs forte audio
  170. F1 questions
  171. Threshold SA40s
  172. Balanced B1 Buffer
  173. A Zen Phase Splitter??
  174. Switching a Threshold Fet Nine/Ten from 110v to 220v
  175. Top of the Line Chassis for Aleph 1.2
  176. Enlarge hole in IRF240?
  177. possible resistor values for a Nakamichi SR-2 receiver
  178. Whitch is better
  179. Which the best Aleph power amp?
  180. Novel Control for B1 (input and level)
  181. Mr Pass, anything from the CES?
  182. Chassis for Aleph 5 Clone
  183. Resistor for Amp output testing
  184. External trigger standby
  185. Threshold SA/ and SA/e series monoblocks
  186. Heatsink Design like NIRO and wanted for ZEN/Firstwatt SE projects - where to order?
  187. F5 Output Connection Question
  188. Threshold T 100 schematic and service manual?
  189. Aleph P caps replace - keep 1000uF 100V?
  190. Simple cirklotron with Lateral MOSFETs
  191. Hashimoto's New Current Mirror - Sanyo's patent present prompt on Christmas Eve 2009
  192. TVC vs. Stepped Attenuator
  193. Aleph 5 bias diferential
  194. Has the XVR1 been discontinued?
  195. B1 Buffer: discrete vs. integrated approach?
  196. To Anodize or Not...
  197. Newborn F2 refuses mating, what's going on?
  198. Grounding Question
  199. F5 type amp but with higher power
  200. My,PASS ALEPH J and f4
  201. an Aleph maniac is back
  202. • FORTE Model 1 • INput impedance
  203. Aleph 5 CLC PS question....
  204. F4 DC offset drift performance question.
  205. Look at these heatsink diagrams for F2 please
  206. F5 SPICE Simulation??
  207. Fidelity of Son Of Zen (SOZ)?
  208. Aleph x one problem
  209. Cascode BOZ
  210. Threshold SA/4e and SA/2
  211. Aleph 1,5 ?
  212. aleph 2 help
  213. My new Pass amplifiers
  214. Does a singlerail PP need to be more complicated?
  215. True supersymetric 2 stage PLH-amp???
  216. X250 DC Offset & Bias Question
  217. cl60 equivalent
  218. LM317 in Alpeh amp
  219. F2 PSU with 2 EI transformers?
  220. Selector Switch for BOZ
  221. ZEN parts needed
  222. Throwing away open loop gain with an opamp near or at unity gain
  223. xp20 year oct 08/xp20 year 2009
  224. Aleph J in bad shape
  225. Aleph 4 TR problem
  226. What about unsymmetrical clipping?
  227. Pearl Two
  228. Advice
  229. Building the F2 - teach the newbie please! (one question at a time)
  230. Why high voltage Fets when low voltage types gives less distortion?
  231. Pass XP 20
  232. Burning amp (unintentionally!)
  233. Threshold S-200
  234. If you were to guess what I killed on a F5 when the output shorted?
  235. Speaker Project for Firstwatt and BA amplifiers
  236. the class A mono ampli...
  237. Which ampli pass for loudspeaker proac responce 3.5?
  238. Which ampli pass for loudspeaker proac responce 3.5?
  239. Bride of Zen as a preamp for F2?
  240. Threshold S300 offset issues
  241. B1 Active Crosover
  242. Any news on B4?
  243. The impact of the cascoded transistor in an Zenamp?
  244. Leaving Class A? Martin Colloms vs Nelson Pass
  245. Now I know why everybody is going to Class D - When will Nelson be forced?
  246. pass zen4 pcb
  247. Preamp with more Aleph than Zen-style
  248. B1 Active Crossover
  249. 2SK170 limit
  250. Xp 20 vs x0.2

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