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  1. Designing Passive preamp
  2. PI-filter (or CLC vs CRC vs C)
  3. A little XBOSOZ help
  4. Another diy-pearl...
  5. upgrading PASS D1 Dac to 24/96
  6. want to trade 2sa991 for 2sc1844
  7. briangt aleph pcbs
  8. Aleph 2 ac current setting ?
  9. Basic questions about 256 steps attenuator
  10. BOZ with current source?
  11. Anybody wants to sell his Zen#9 pcbs?
  12. Zen Lite and Heatsinks
  13. Aleph 1.7 preamp PCB layout.
  14. Pass Labs News
  15. JFET input SuSy Chipamp
  16. Anybody built an Aleph 3/30 with unmatched Mosfets?
  17. Nichicon LQ 12000 mcF vs Panasonic 22000 mcF caps for Aleph 30?
  18. BJT for Aleph30
  19. Is a Plitron 300VA 22Vx2 toroid enough for an Aleph 3 or 30?
  20. A question of “appropriateness”
  21. Possible F4 Heatsink
  22. Aleph P1.7 output potentiometer
  23. First Pass project, need Aleph-M PSU advice please
  24. Help finish a project....
  25. pi-filter Power supply for Alephs
  26. Great deal on Digital scope. Is this enough scope?
  27. Matching Aleph 30 mosfet
  28. Aleph 0s Sevice Manual
  29. thanks
  30. aleph p1.7 landed but not grounded
  31. Re-build Babo Zen (Papa's Zen5 w. jfet inputs)
  32. Threshold S/550e Bias advice
  33. Help to elminate A75 front end oscillation
  34. X Aleph Project Down Under
  35. New Linear MOSFETs from IXYS
  36. Zen Lite Layout
  37. Improving on X-BosoZ to mate the F4
  38. Aleph-X source resistors...0.47R?
  39. CL-60 - How hot should they run with A30???
  40. 10k attenuator for AP1.7 output?
  41. Threshold S/550e Service Manual
  42. = Aleph ?
  43. Aleph 30 upgrades?
  44. aleph xono advise
  45. Best bias for 400a/S300?
  46. Aleph 2 project
  47. new power mosfets from IXYS ...
  48. Minimalist diy preamp project
  49. Water-cooled
  50. High Voltage SE amp
  51. Aleph 3 pcb question.
  52. Value of a Threshold 400a amplifier? - does it sounds good?
  53. 3 quistion in 1 ! ZV4 - Buffer - BoSoZ volumepot
  54. Balanced filter stage with BOSOZ
  55. Fishy Babbelfish revisited
  56. Aleph-X with 2SJ109 as input pair
  57. Aleph 30 substitute
  58. Yet another A-75
  59. Need help for finding bushing for irf240 and 9610
  60. IRFP240 divested to Vishay
  61. Aleph 2 in 220v country ?
  62. SL10 with Cas2 or 400A?
  63. 2sj109/2sk389 too low Vgs range ?
  64. XLR shorting plugs...
  65. No more International Recitifier
  66. troubleshooting zv9
  67. Aleph 5 with 2 irf-240's /channel
  68. martin logan's
  69. Huge heatsink on E-BAY
  70. The adress of Pass Labs
  71. Zv6-t?
  72. build by Nelson Pass
  73. Debugging Over/Undershoot Issues with Aleph30
  74. BOSOZ Output Waveform Question
  75. To all potential Ono builders
  76. pearl HELP!
  77. 2SK389 and MPS 18
  78. Building of Pass A40
  79. Bride of Zen
  80. Power On Mute for PLH
  81. Nelson PCAD, Allegro, Eagle
  82. Threshold/Pass for an alltube power
  83. Pearl Phono with 2SK30
  84. Papa have few new pages on first watt.......
  85. aleph1.2 IRF240 vs IRFP250
  86. XBOSOZ Transformer
  87. stupid question.... import PCB to PDF..
  88. Convert voltage Pass Labs XA 100 from 110v to 220v
  89. Puzzle of 6 mixed up Aleph 2
  90. what's this?
  91. Aleph-X PCB
  92. Pearl Phono Preamp
  93. Aleph P 1.7 / Aleph 1.2 Balanced IC Question
  94. pre amp
  95. AlephJ-X
  96. check my aleph layout n comments
  97. a question about C4,6,11 in The Pearl Phono
  98. Baby Zen Nursery - help needed
  99. Threshold 400a
  100. Aluminum Sheets in US?
  101. aleph1.2
  102. Quad ESL 2805
  103. Aleph 1.7 & Aleph X2
  104. irf 9610s and 610s and ztx parts search
  105. STAIS3 Power Amplifier
  106. Threshold 400a
  107. getting closer to delivery (Aleph5)
  108. tweaking a class AB amp
  109. The Pearl Phono: Output cap?
  110. Input C in Aleph 5
  111. X0 preamp question
  112. Firstwatt, XA, X.5, Babbelfish...what the right one for me ? Beating Accuphase A-20V
  113. Replacement for 2SK389BL?
  114. aleph p: do I have a problem?
  115. anyone tried up aleph x input impedance?
  116. Pass 350.5 vs aleph
  117. Help a noob fix a ZV9
  118. Walter's handcrafted AlephX cases
  119. X2 Balanced Outputs Question
  120. X/Ono: what 2SC1844?
  121. Monster Amp?? Check out these toroids!!
  122. Another new A75
  123. Difference between IRFP240 & IRFP244
  124. Another Aleph X up and running
  125. H Type Balanced Attenuator.
  126. Aleph 30 service manual
  127. Helps to ZV9
  128. LM317 CCS Zen Style amp
  129. Old meets new but can this be solved?
  130. High Distortion on Aleph 5
  131. Aleph X , FirstWatt, ALeph P and so on..
  132. ZV9 or F2 for Fostex?
  133. Jfet Bosoz?
  134. Zen Version 4 R10
  135. yet another newbie Zv9 forums
  136. Bosoz
  137. Q about feedback in the ZV9
  138. F4 power amplifier
  139. Pearl questions
  140. Pass Amps for Martin Logans
  141. transformer selection recommendation for aleph 30
  142. Information about PassLabs Aleph3
  143. I need a help!
  144. To choose my irf 240
  145. DACs?
  146. ONO variation for AX
  147. Aleph L schematic
  148. 350.5 modding the amp to work in more class A
  149. Aleph P1.7 "the design starts here"
  150. please help to clarify the coding
  151. Diode bridge as loop breaker question
  152. Desperately looking for SA-6e users' manual
  153. Schematic and help with Threshold SA/4
  154. aleph 3 construction (it's me again!)
  155. Bride of Zen used as a buffer.
  156. Aleph-X: R11, R33
  157. which pass amp "current" amp, which voltage?
  158. X250.5 powering Revel F52?
  159. carbon resistors for A30
  160. currently building a pass x1000 clone
  161. Fail Safe Power Supply
  162. pre amplifier aleph L or P
  163. input for aleph-x
  164. usefull articles and websites...let's collect them
  165. Identifing part...
  166. Pearl: replace zener D1 with voltage divider?
  167. Help Aleph30
  168. Newbee wants to build Aleph!
  169. adjusting current gain for Aleph30 necessary?
  170. Forte Model 4 ( Power Supply upgrade)
  171. question with selecting transformer
  172. Recommendations on Ono phono stage PCBs or layout files
  173. Pass Tharagard A75 vs Pass Aleph 1.2's
  174. question about power supply
  175. A5 service manual
  176. Aleph 5 hum...
  177. Threshold 400a bridge rectifier.
  178. Bridge rectifier and Aleph 3
  179. Aleph P volume
  180. driving AlephX unbalanced reasonable?
  181. Aleph-phase lag with non-inverting input
  182. source resistor
  183. Rails voltages for A30
  184. HiFi News review of Pass labs X.150.5 & X 2.5
  185. Cheap Solen Inductors for PI Filter on eBay
  186. Quick quick question !
  187. IRFP240 PSU... for dac
  188. proper design of pi-filter for Aleph 30
  189. aleph bias questions
  190. how to attenuate aleph p 1.7
  191. Hum problem with jfet Aleph 3 (babbelfish)
  192. Question on heatsinking
  193. Rule of thumb for BIAS current in class A
  194. Allegro PCB Editor
  195. Aleph5 trouble
  196. Advice Please on best pass diy amps for 3 way horns.
  197. Frequency response vs. output power
  198. Re : BL type & GR type of transistor for Aleph-Ono
  199. Is 60W enough?
  200. Adjusting the BIAS for Threshold SA3
  201. irfp9240 or SFH9240
  202. threshold and t.o.a.o pic
  203. Repair question re: threshold 400a
  204. Aleph 30 parts for Peter Daniel's boards
  205. 220uF capacitor rating for Aleph 30?
  206. if you all had a choice to start again what....
  207. Class A and Class AB - How Does This Work?
  208. F2 for beginners
  209. questions about passive preamp for Aleph-30
  210. Original Aleph P versions and service manual
  211. power mos for Aleph 30
  212. Capacitors in Series - phase changes?
  213. any chance to remoove coupling cap from Pass D1 IV stage
  214. Pass Labs S/Ns ?
  215. BOSOZ as low pass filter
  216. ALEPH 3 problem
  217. Recommend a Good Preamp for Pass Labs Amps
  218. LTPZen, Zen with long tailed pair input stage
  219. Fun with Lightbulbs and the SOZ...
  220. Aleph 3 on Peter Daniel A30 boards...
  221. I sell X1000.5 clones for 500$ each!
  222. Thank you Mr. Pass
  223. 3/4-stage Aleph 2
  224. zener diode high performance
  225. DIY aleph 4 with reduce o/p
  226. PASS D1 mods?
  227. Aleph 30 vs. X-250
  228. aleph 30 schematic
  229. X5 enough drive for B&W 802D's ?
  230. Threshold Stasis Model 3
  231. Purpose of 9-Volt Battery in Pearl?
  232. A Simple Question About Wire: Please Help
  233. Question about teflon
  234. Help my brain hurts
  235. Pass Pcb ?
  236. Speakers for Zen
  237. Aleph L schematic/discussion/infos?
  238. Manual writing 101 a must read.
  239. Aleph Service Manual
  240. where is a resistor or a capacitor very important?
  241. Cardas silver soldering ... or?
  242. Papa's new toys
  243. Zen9 and Jordan jx92s
  244. Hump in Closed Loop Frequency Response -- Root Cause ?
  245. Capacitance multiplicator in Alephs?
  246. NP recommended rectifier diode?
  247. Dual Bridge Rectifiers in PSU - why?
  248. Adding I2C input to D1?
  249. New Age PASS/A40 thoughts
  250. Has anyone built Zen V9 as a current source amp?

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