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  1. Fired up my Aleph 30 for the first time tonight...
  2. Aleph testing
  3. Balanced F5 question
  4. All JFET PLH Amplifier
  5. PS Caps
  6. Quick heatsink question
  7. Anyone Interested in Aleph PCBs?
  8. Transformer Screen & Signal Grounding Issues
  9. Pass F2
  10. Threshold S/500 power supply electrolytic replacement
  11. Thermistor Selection
  12. Return of Zen Input Scaling
  13. Aleph 4 Strickly DIY Project Build
  14. F5 where is the 4th harmonic
  15. New Nelson Build dubbed the Arch Nemesis
  16. jboz J310, 12volts, question about Drain R
  17. New guy here... My trusty 400a died...
  18. B5 caught in the wild :)
  19. F5 on batteries
  20. A question for Nelson Pass
  21. Aleph2 project
  22. Adcom gfa555 upgrade
  23. Want to build a Pass lab design....help desired
  24. AVX polypropylene film caps
  25. Aleph 3 input fets - How hot?
  26. F5 Preamp Simulation Shoot Out
  27. Would you guys mind giving me some input on my Aleph 5 PCB design?
  28. F5 Cascode and parallel output device questions
  29. Watt Meter
  30. Aleph J input capacitor (C1)
  31. passive noble 10k preamp loud buzz
  32. Building an Aleph 5...two quick questions
  33. Blown outputs (maybe?) in my Forte' 3 amp.
  34. Power supply connections
  35. Pearl Phono strange working
  36. amp selection?
  37. Troulbleshooting BOZ-J
  38. Other DIY Pass pre amps
  39. Amplifier Utilizing Two-Stage-Included Local Negative
  40. DC Couple X150.5?
  41. Thermistors and the F5
  42. Nakamichi TA-3A Tuner problem
  43. B 5 crossover
  44. Zen² MOSFET SRPP Power Amplifier
  45. Another GFA-555 With high dc offset
  46. Best Firstwatt amp for backloaded horns?
  47. F-5 Power Supply part Question
  48. A question about Push-pull class-a
  49. Modified Dual Differential F5
  50. Nelson Pass Aleph 5 - Heatsinks
  51. BoZ versus BosoZ
  52. f4 parts substitution
  53. Hoping somebody can help with De-Lite build?
  54. HELP: Trivial Balance Control for Balanced B1
  55. Fave Amp: Breadth
  56. pcb
  57. Alpeh 5 ???
  58. Aleph 4 - the right amp?
  59. X150.5 overheating (maybe)
  60. B-1 assembly, Pass boards and PEC pots
  61. Pass ONO or XONO PCB???
  62. F2 and F5 heat question
  63. Aleph 5 ,go..........
  64. Firstwatt F1J
  65. Anyone has experience on the Pass Labs X260.5 vs X350.5
  66. Value of Nakamichi PA-7 power amp?
  67. F5 - how to reduce bandwidth response
  68. SemiSouth Donuts
  69. My new members Show f 5 amp
  70. Which Pass Aleph diy board choose for no compromise headphone amplifier?
  71. input selector
  72. F2 Zen Type
  73. 400A VU meter
  74. B1 buffer w/out volume controls
  75. Biasing and cascoding questions
  76. Mosfet Citation 12 - Negative swing clip first
  77. First Watt kits? Projects?
  78. F4 sweet spot...
  79. pass-d : zen using a switched constant current source
  80. Pass X350 voltage & current
  81. F5
  82. Looking for a capacitor
  83. Mini-Aleph-J Question
  84. Hello, again, and and a request for help for a failing memory.
  85. s150 blown neg rail fuse
  86. F5 with 2SK2013/2SJ313
  87. Bi-amping question
  88. Something for us.
  89. New (to me) Threshold FET-10 HL (What to refurbish?)
  90. "Reference" amplifier
  91. Gold plated TO3 BjT's from the late 50's for Single Ended Pure Class-A Power Audio
  92. FET 10/HL to drive headphones?
  93. convert aleph 2 to aleph j
  94. convert a2 to aj
  95. Hum in Balanced Mode in Balanzed Bride Of Zen
  96. F3 vs J2 for a SET guy
  97. Aleph 3
  98. Playing with Nelson's puzzle.
  99. Bride of Zen setup and suggestions
  100. IRFP240 from eBay - real or fake?
  101. J-Low Horn Scaling
  102. woofer recommendations for F5 amplifier
  103. Pictures of your diy Pass amplifier
  104. Strange little circuit
  105. F4 power supply
  106. Balanced Zen Line Stage
  107. Aleph P with balanced shunt attenuator
  108. Zen Extension
  109. B1 buffer volume problem
  110. A little help needed with a Pass Aleph 30
  111. Aleph P1.7
  112. How different is the Nakamichi PA-7 from a Threshold Stasis?
  113. RIAA caps for Pearl and Pearl 2
  114. New First Watt Site
  115. Penultimate Zen V4 Input Fet's Question
  116. NP in Seattle May 20
  117. new SemiSouth SJDP120R085 "normally on" JFET
  118. Anyone Looking For A F5 Toroid?
  119. A blast from the past .. PAPA1
  120. Zen9-like Preamp for Power Followers
  121. New caps for my SL-10: which one?
  122. f5 power up issue
  123. grounding issue with F1
  124. IRFP9240 Fairchild where to buy it?
  125. Boiled Water Buffer
  126. sic NPN (SAND) upgrade for D1B1??
  127. Pass Labs B4 crossover questions
  128. 400A Overheat ??
  129. strange behaviuor of F5
  130. Case for a PASS amp
  131. Nakamichi PA-7 and PA-5 amps
  132. Forte Model 1 needs new toroid transformer I think...
  133. 10 uf Aeon cap availability for B-1?
  134. output impedance of Pearl ?
  135. Use Mercury-vapored Lamps for Zen-Enlightment?
  136. Building the "CodeNelson" Power Amp
  137. Mica Insulators for Toshiba 2SJ201 & 2SK1530?
  138. Trojan warnings?
  139. looking for the PCB 22kw amp
  140. Difference in B1's
  141. This is some FET !!!
  142. an absolutelly pass labs off topic
  143. Toshiba 2sk174BL at Mouser
  144. B1 and impedance matching?
  145. Class A mosfet idle issue
  146. X2_Preamp quetion
  147. UGS preamp for sale?!
  148. It works and doesn't Hum!
  149. Dynamic Bias - Active Bias - Automatic/Self biased - Overview wanted
  150. J-JLH or PLH-J ?
  151. Swapping Threshold S & SA frontboards.
  152. B1 question
  153. Fairchild Amplifier A00-6
  154. Spare faceplate for S/500 ?
  155. Help needed
  156. Which resistors to use???
  157. b 1 buffer
  158. VU-meter for BOSOZ
  159. F3 vs. ZV9 - the differences...
  160. question on very high input impedance for B1
  161. WTB : Power Supply Board for ONO Phono preamp Clone (From Group Buy)
  162. Threshold S 300/II Main Caps Replace
  163. Dealing with Schuro.de
  164. Threshold FET ONE Series II aka FET1 MKII
  165. Subwoofer to Aleph-X
  166. No Feedback amp for Fountek NEO CD3 ?
  167. Tiny Vifa tweeter question
  168. 110 to 220volt conversion?
  169. Bias adjusting on Threshold SA4/e
  170. So, this is my Quad ZV9!
  171. Dear Dr. Nelson Pass
  172. Pass Aleph P 1.7 help
  173. passlabs B1 buffer and buffalo 2 dac
  174. SPICE model for Lovoltech LD1107N
  175. Aleph 30 PCBs FS?
  176. Best Power Supply for Pass Labs Aleph (X)Ono
  177. amp recommendation
  178. Rail voltage
  179. Aleph 1
  180. F3 - Small humming noise, how to get rid of it
  181. Mini Aleph Power Supply
  182. Pass 250.5 oscillation?
  183. DIY pass amp for MJK OB
  184. Aleph 30 transformer hum
  185. 6-channel X250 build
  186. supermosfets!
  187. Thoughts for replacing the scarce 2SK389 in the pearl
  188. Which amp should I built for my 16 ohm speakers?
  189. Aleph 30 transistors
  190. Ultimate sounded ZEN (Var I) vs good sounded used Aleph 5
  191. New Amp "ULTRASYMMETRY" from Nelson Pass - still a Concept Amplifier?
  192. Is it possible to connect both XLR and RCA inputs at the same time into an Aleph 5
  193. 2Sj109's available on Ebay for 7.80 a pop.
  194. Another T-400a question (sorry)
  195. D1 with high transconductance FET?
  196. Datasheets for Lovoltech LD1107N
  197. BA-1 relay & power questions
  198. scaling down F4
  199. Source Followers and gain - ignorance requests instruction!
  200. XA100.5 Slew Rate
  201. Restoring a Threshold SL10
  202. Trouble Shooting an F1
  203. Aleph 3
  204. Upscaling Aleph-J SRPP tp 100W
  205. Looking for a X5!
  206. F5 meets Buzquito
  207. Fet Tutorial
  208. Building an Aleph 3. Should I bypass the feedback capacitor?
  209. Class A solid state single ended
  210. Aleph P v1.7 Muting Circuit
  211. Pass XA 100.5 with Premier Power Plant?
  212. Starting an F1 for the first time...
  213. F2,J2,F3,F5 amps and driver layout
  214. Threshold 400 help
  215. Aleph L with potentiometer
  216. Blown Transformer?
  217. Aleph Current Source Mod
  218. Repairing My Penultimate Zen V4
  219. F2 amp and psu pcb?
  220. foil inducers
  221. First Watt M2
  222. The ultimate Inrush Current Limiter Solution for large Toroidal Transformers
  223. Buffer Preamp with Shunt PS
  224. First Watt F5 vs Aleph 5
  225. Fortè model 3 schematic
  226. A bjt Bride of Zen
  227. 2SJ109 and 2SJ74 in GR version???
  228. B1 PSSR Question and idea
  229. Snow De-Lite
  230. F2 Set Up
  231. FYI: Toshiba 2SK1529/2SJ200 reached EOL
  232. Threshold SA and Pass X series
  233. Nakamichi PA7II Blowing output transistors.
  234. SuSy Circlotron - jFET input Buffer + OPA1632 + 2SK135
  235. Fet-10 HE transformer secondaries
  236. Chokes for SE class A
  237. Semisouth SiC JFETs: SJEP120R100 or SJEP170R550 better for building amp?
  238. F2 internal wiring
  239. Citation 12 Schematic
  240. Pass D1 ???C40 and C55???
  241. Problem with threshol t-100
  242. What are, and what to do with, these NOS/used caps?
  243. semisouth for bosoz?!?
  244. Aleph 30 Power Supply
  245. Testing a Mosfet
  246. Threshold amps DC Protected
  247. Forte model 2: worth to change caps?
  248. Pass DIYers
  249. signal ground on X.5 amplifiers
  250. THRESHOLD CAS-2 poweramp.

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