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

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