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  1. A L 1.2 non-inverting preamp
  2. Threshold SA
  3. How to test Mosfet with Multimeter?
  4. Transformer
  5. Pass Design to Drive ESLs?
  6. Super Simple Class A MOSFET Redux
  7. my zen test
  8. Some questions on (X)-ONO
  9. Thank you Nelson
  10. How To Adjust Bias Current?
  11. pre-out
  12. The absolute DC Offset in Aleph-x
  13. Power factor correction
  14. A30 - Finally!
  15. Aleph 30 completed and listened
  16. A75 PSU Mains switching
  17. another BOZ problem....
  18. My Aleph 5
  19. i am ready to build Aleph-X
  20. Be careful about IRF9610
  21. Aleph 60 DIY experience
  22. where is Aleph 60 Service Manual???
  23. Heatsink for the F3
  24. BOZ bias adjustment help
  25. heat sink size, easy calculation.
  26. What's the Idle Current of the F5 Power Amp
  27. Aleph 30's with low sensitivity bookshelf speakers??
  28. Pass D1 I/V for Sabre DAC
  29. Connecting Pass D1 analog stage to a differential DAC
  30. Preamp ideas for F5
  31. Check idle current on PA 7 Nakamichi
  32. Irfp240/9240 A75
  33. Leaving Class A
  34. just made Aleph-3,
  35. Bride of Zen - AudioExpress PCB - Help
  36. Aleph 30: project completed
  37. Just finished a Lightly balanced Zen
  38. Which First Watt amp for the JX92S
  39. sweet sound aleph-3 or Aleph-x?
  40. aleph-3 transistor replace
  41. passdiy.com - what happened to the gallery???
  42. D1 bias currents
  43. 2 * Aleph 30 = an Aleph "60"?
  44. Wanting to build amp
  45. which aleph class A sound is good?
  46. question about Aleph-3 , need help
  47. class A amp using 2sc5200/2sa1943 or 2sa2922/2sa1612
  48. X1 voltage swap
  49. my first step to class A amp -aleph3 3ow.
  50. where to find original aleph circuit diagram?
  51. Aleph P + Aleph 30
  52. Audio Virtues of JFET Transconductance Amplifiers
  53. how to match mosfets for class A amp?
  54. Threshold SA4/e bias
  55. pass lab X02 upgrade idea
  56. Open baffle drivers and FirstWatt amps.
  57. JFET D1 I/V stage for ESS Sabre DAC
  58. B1 Buffer Preamp
  59. which version aleph class -A amp is easy to buld?
  60. Pass Int 150
  61. Worth doing cheap "thermal protection fuses" in hot amps?
  62. El Pipo: Any fresh new ideas?
  63. AlephX High Power version circuit needed
  64. need info for Zen-XA amp
  65. To Mr Nelson Pass - Review33 in Hong Kong
  66. set volume with 50k Pot on Zen V4
  67. PSU for D1 I/V
  68. Ken Ealey Mods????
  69. One box dedicated headamp/preamp.
  70. Hitachi Cap??
  71. Psu caps in Threshold 400A
  72. New to SPICE
  73. full mosfet F5 amplifier
  74. 400A, emitter resistors and bias: I would learn
  75. JFET as 1st stage in PLH
  76. Custom Plitron tranformer for output stage
  77. I/V after amplification using current amp?
  78. X0.2 Preamp advice & circuit
  79. PCB manufacturers with heavy copper
  80. Can this really be Class A & SE?
  81. X150.5 for Sonus Faber Grand Piano Home?
  82. perfect match for 16 ohm Coincident speakers?
  83. How about the ZEN-X??
  84. Aleph X
  85. Pearl PS blowing fuses
  86. Hum left channel on Threshold SA3 (I know its not a pass labs but...)
  87. Aleph XA100.5 specifications
  88. X350.5 or X600
  89. like peanut butter with chocolate
  90. voltages on a zen v.9
  91. PDF about F5 amplifier of Sensei PASS
  92. Search US source of Resistor used in F3 or F4
  93. F4 Type amp but with gain
  94. ZV5 PS layout question
  95. Aleph X strange behaviour
  96. Searching for Threshold schematics once online
  97. Forté Audio Model 3: caps and schematics?
  98. How many supply voltage on Pass X0
  99. Cute little preamp inspired by JBoz/F5
  100. Aleph 5 (4 x IRFP240 per channel)
  101. V2 bridged question
  102. ZV8 Capacitors & Questions
  103. 400A: caps and spareparts
  104. E24 in place of E96 resistors...
  105. Boards V4, F4
  106. Balanced I/C Recommendations
  107. Pioneer 4 Channel QX8000A bridge
  108. X250.5 question
  109. Aleph X PCBs
  110. Little (or big ?) problem with a Zen V9.
  111. The real definition for Supersymmetry
  112. First Watt F1 with Audio Nirvana Super 12?
  113. Threshold T200 - power supply
  114. Aleph 30 - 1nF cap and Square Wave Shape
  115. Wrong Voltage / current on BoZ... or Wrong Measuring ?
  116. first watt f4 help me!!!!
  117. 400A bias adjusting
  118. Need matched IRFP240's, IRFP9240's, 2SK370's... Or not?
  119. another local NS10 & Shiny
  120. Any F4 PCBs left for a new wanna-build-one?
  121. Sheet metal cooling
  122. Ono Bipolar Transistor Replacement
  123. Difference between Aleph J and Aleph J Mini
  124. Son of Zen and heat... The Aleph model?
  125. F3 Power Amplifier
  126. mosfet output for my tube preamplifier
  127. question about quasi nmos500 amplifier schematic?
  128. Aleph 30 - IRF9610 Cooling
  129. Advice for a new amp
  130. F5 article is out
  131. IRF Fets and other parts for sale
  132. my finished version of the Aleph P
  133. Ono Q15, GR or BL
  134. Exploding power cap - Why?
  135. Threshold
  136. Adcom 5800 - Nelson Pass, others
  137. Desparetly seeking for Pass Zen v4 - PCBs !!
  138. IR FET's
  139. Pass XA160 and B&W 802D
  140. The AlephJ-LU
  141. zen #9 WIP
  142. request for Threshold s200 amplifier schematics
  143. ZTX450 vs BC637
  144. R1 & R8 values for A30
  145. Service manual: ALEPH L
  146. Aleph5 (MiniA) in flames
  147. Preamp alternatives for the F3 ?
  148. aleph L+aleph 3+aleph 3
  149. dont be a mug
  150. X350.5
  151. Aleph P1.7 Coupling Cap
  152. Aleph5 Hummmmm
  153. Buying a 400A
  154. amp based partly on pass labs
  155. The Drek builder's thread
  156. Aleph 2 clone powersupply.
  157. Help with Aleph 5
  158. heatsink mounting Q
  159. Aleph 30 PS Help
  160. Aleph J vs. Aleph Mini
  161. X1 preamplifier circuit advice
  162. here we go again - bridging ZV5
  163. Aleph P PCB
  164. F5 power amplifier
  165. blow r27 and r28 mini aleph
  166. Bridged (BTL) A75 Help please
  167. F5 countdown
  168. central tap transformer/mini aleph PSU
  169. Mini-a Versions
  170. Aleph P performance
  171. Matching 9610 for A3
  172. Aleph L Schematic needed.
  173. Power Switch for DIY Aleph 30
  174. Pass Labs Thread 5000
  175. What to build after Bride of Zen?
  176. Aleph 1.2
  177. 100.000 posts! Who?
  178. Aleph 3 how is power 4 ohm
  179. Aleph P+Aleph 3+ Aleph 3
  180. how to use 30 volts DC instead of split power Supply
  181. symmetrical supply PLH amp
  182. Aleph 4 signal leads
  183. a new power supply for Z#9
  184. mutual conductance?
  185. Balanced "SEWA" on steroids
  186. F2 trafo 22vac ? please urgent, thanks
  187. Mini-a Heatsinks Help!!
  188. Pass Discrete Opamp in DIP-8 Package
  189. aleph5 temperature
  190. Pass Labs IP for sale in the Trading Post.
  191. Soundcard and Viusal Analyzer
  192. Long time no seat
  193. Starting a First Watt F3 build and need some help
  194. Wtb Boz Pcb.
  195. what kind of transformer for a Z#9
  196. Simulations in Pass Article
  197. Tube preamp
  198. Aleph P, Balanced Out if unbalanced in?
  199. Mini-A PCB'S
  200. New Pass preamps
  201. J-Low with bigger speakers?
  202. cascoded Boz
  203. the strange couple...
  204. fullrange speakers and Pass labs amps
  205. Bosoz pot, linear or log?
  206. Looking to buy Aleph-X PCBs
  207. Aleph P preamp
  208. Where Are The MINI-A PCB's
  209. Inverting operation of Aleph Amps
  210. Discontinuation of 2SJ74 and 2SK170
  211. PSU for the ZV9
  212. Aleph Mini with JFET input?
  213. Has anyone ever modified a X250.5?
  214. maybe it is time to release a ultimate stereo power amplifier?
  215. Aleph with 2sk1058
  216. aleph x
  217. First Watt F1 Compatible with Passive Preamp (Miller Capacitance)?
  218. XA60.5 - Is there a coupling cap in the signal path ?
  219. Aleph mini one channel not working
  220. increasing ouput on adcom GFP750
  221. Good source switcher
  222. ZERO autotransformers with XA or AX amps?
  223. X250.5
  224. Mr. Pass
  225. Ono/Xono Circuit Experts needed!
  226. forte' 4a
  227. X350/X2.5 power up 'pop' ?
  228. Cascoded Jfet BOZ optimized for large output signals
  229. XA30.5 review on 6moons
  230. F4 Builders in Germany
  231. Pcb for xvr1 ??
  232. Zen V9 builder need help
  233. Tone Control Oscillation problem
  234. setting the bias current for an av400 moule
  235. F4 and DAC?
  236. Passion 15MkII Kit (Pass Zen V5)
  237. Matching ZTX450 across Aleph channels?
  238. HELP Aleph 5 is burned?
  239. Aleph 30 Supply Voltage
  240. Focal Grand Utopia Bi-amplified by Pass Labs X250.5?
  241. Two versions of commercial Aleph 3 ?
  242. Power JFET of ZenV9
  243. Buzz Hum Aleph 5 with computer as source, no good results with GLI
  244. What happened to Brian Gt?
  245. Suitability of mosfets!!
  246. Were are the Aleph series service manuals?
  247. Audio system grounding
  248. XLR Pin 1 question - chassis vs circuit ground
  249. threshold sl10
  250. Aleph P1.7 Chassis ?

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