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  1. Pre-Amplifier Aleph P 1.7 - why Attenuator Network after the Gain Stage?
  2. super symmetry seeking ideas
  3. Bass-ackward amp selection...
  4. What is "Pass Labs"
  5. Lame Amp Question - X'ing, Balanced Input, same as Bridging?
  6. Install a VU meter in Aleph 1.2
  7. Threshold 400A Looking for advice on restoration
  8. Looking for Threshold FET 10/e in silver
  9. UGS-DC offset
  10. New A40 built but -30V in R. channel
  11. Pass Labs amp combination for Thiel speakers, need Mr Pass' advice ! And everyone...
  12. Regulating first stage of a First Watt amplifier
  13. Pass Labs Loudspeakers
  14. aleph 5 or x
  15. Bride of Zen assembly question
  16. From whats what and which to Nirvana
  17. Found a pair of Aleph 1.0 and 1.2 shall I buy?
  18. F5 clone by Suds
  19. Which transistors?
  20. welding on the aleph 2 pcbs
  21. FET10e Channel Noise
  22. My Aleph 5 MK II Power Amplifier
  23. Mosfet testing
  24. Threshold Amplifier - Overview and Schematic Collection of all Models
  25. Threshold Fet One
  26. CheffDeGaar UGS preamp vs other or Borbely
  27. More FET noise measurements (for EUVL)
  28. Penultimate Zen transformer
  29. Best symmetrical PSU for B1 buffer
  30. I would like to see what we can do to help Zen Mod attend Burning Amp 2011
  31. help with Mini-Aleph/Aleph 30
  32. My Dream Aleph 2 Coming True
  33. Indcutor in CRC filter of PSU
  34. Switch & Volume control needed...
  35. Voltage output issue with B1
  36. PAPA'S KOAN ....... was Papa's Surprise
  37. Can this circuit using B1 buffers be simplified
  38. AM I Planning for disaster??
  39. Complete Novice Needs Help
  40. 2SJ109
  41. Is the F1 dead?
  42. seperate regulated front end for f4
  43. Display problem with Pass X1
  44. "CA-10", new Single Ended Power amp Device based on Aleph or ZEN ?
  45. capacitor
  46. Need service manual Sony
  47. A Zen I/V variant for the Saber DAC
  48. Capacitors Aging Pass X0
  49. ALEPH2
  50. Just wondering if Vic is....
  51. Pass amps for my tannoy monitor golds?
  52. 314159265358979323846264.... good rasons why?
  53. what to do whit this ??
  54. Threshold S/300
  55. Power output into 4 ohms
  56. Suggest me a preamp for my F4!
  57. Whats what and which
  58. BABY MONITOR OVER VOLTAGE APPLIED
  59. I fried someting on my F5...ugh
  60. citation 12 irf 130
  61. Pass mosfet citation 12 clone
  62. Voltage regulation on F5 power supply?
  63. speaker cone expand and contract when power on SA-3
  64. Transformer output for zen I/V
  65. FS: F5 Heatsinks
  66. MF Citation12 - MF gate resistor value
  67. Bosoz or another line stage in front of crossover with B1 buffers
  68. Threshold SA/1 diagram or Service Manual
  69. Recommend a project to fit in a Counterpoint SA100 chassis
  70. Heatsink at 2SJ109 in Aleph J
  71. Zen I/V Converter
  72. convert aleph 2 to pre for f4
  73. F5 with IRFP9140
  74. Matching IRFP244 MOS-FETs
  75. How does the current source work in a single-ended amp ?
  76. ZVP3310 - Good choice as input fet for Aleph 30
  77. Impasse with the F-5?
  78. Aleph amp questions
  79. Zen4 problem
  80. Forte Model 3 advice needed
  81. Fired up my Aleph 30 for the first time tonight...
  82. Aleph testing
  83. Balanced F5 question
  84. All JFET PLH Amplifier
  85. PS Caps
  86. Quick heatsink question
  87. Anyone Interested in Aleph PCBs?
  88. Transformer Screen & Signal Grounding Issues
  89. Pass F2
  90. Threshold S/500 power supply electrolytic replacement
  91. Thermistor Selection
  92. Return of Zen Input Scaling
  93. Aleph 4 Strickly DIY Project Build
  94. F5 where is the 4th harmonic
  95. New Nelson Build dubbed the Arch Nemesis
  96. jboz J310, 12volts, question about Drain R
  97. New guy here... My trusty 400a died...
  98. B5 caught in the wild :)
  99. F5 on batteries
  100. A question for Nelson Pass
  101. Aleph2 project
  102. Adcom gfa555 upgrade
  103. Want to build a Pass lab design....help desired
  104. AVX polypropylene film caps
  105. Aleph 3 input fets - How hot?
  106. F5 Preamp Simulation Shoot Out
  107. Would you guys mind giving me some input on my Aleph 5 PCB design?
  108. F5 Cascode and parallel output device questions
  109. Watt Meter
  110. Aleph J input capacitor (C1)
  111. passive noble 10k preamp loud buzz
  112. Building an Aleph 5...two quick questions
  113. Blown outputs (maybe?) in my Forte' 3 amp.
  114. Power supply connections
  115. Pearl Phono strange working
  116. amp selection?
  117. Troulbleshooting BOZ-J
  118. Other DIY Pass pre amps
  119. Amplifier Utilizing Two-Stage-Included Local Negative
  120. DC Couple X150.5?
  121. Thermistors and the F5
  122. Nakamichi TA-3A Tuner problem
  123. B 5 crossover
  124. Zenē MOSFET SRPP Power Amplifier
  125. Another GFA-555 With high dc offset
  126. Best Firstwatt amp for backloaded horns?
  127. F-5 Power Supply part Question
  128. A question about Push-pull class-a
  129. Modified Dual Differential F5
  130. Nelson Pass Aleph 5 - Heatsinks
  131. BoZ versus BosoZ
  132. f4 parts substitution
  133. Hoping somebody can help with De-Lite build?
  134. HELP: Trivial Balance Control for Balanced B1
  135. Fave Amp: Breadth
  136. pcb
  137. Alpeh 5 ???
  138. Aleph 4 - the right amp?
  139. X150.5 overheating (maybe)
  140. B-1 assembly, Pass boards and PEC pots
  141. Pass ONO or XONO PCB???
  142. F2 and F5 heat question
  143. Aleph 5 ,go..........
  144. Firstwatt F1J
  145. Anyone has experience on the Pass Labs X260.5 vs X350.5
  146. Value of Nakamichi PA-7 power amp?
  147. F5 - how to reduce bandwidth response
  148. SemiSouth Donuts
  149. My new members Show f 5 amp
  150. Which Pass Aleph diy board choose for no compromise headphone amplifier?
  151. input selector
  152. F2 Zen Type
  153. 400A VU meter
  154. B1 buffer w/out volume controls
  155. Biasing and cascoding questions
  156. Mosfet Citation 12 - Negative swing clip first
  157. First Watt kits? Projects?
  158. F4 sweet spot...
  159. pass-d : zen using a switched constant current source
  160. Pass X350 voltage & current
  161. F5
  162. Looking for a capacitor
  163. Mini-Aleph-J Question
  164. Hello, again, and and a request for help for a failing memory.
  165. s150 blown neg rail fuse
  166. F5 with 2SK2013/2SJ313
  167. Bi-amping question
  168. Something for us.
  169. New (to me) Threshold FET-10 HL (What to refurbish?)
  170. "Reference" amplifier
  171. Gold plated TO3 BjT's from the late 50's for Single Ended Pure Class-A Power Audio
  172. FET 10/HL to drive headphones?
  173. convert aleph 2 to aleph j
  174. convert a2 to aj
  175. Hum in Balanced Mode in Balanzed Bride Of Zen
  176. F3 vs J2 for a SET guy
  177. Aleph 3
  178. Playing with Nelson's puzzle.
  179. Bride of Zen setup and suggestions
  180. IRFP240 from eBay - real or fake?
  181. J-Low Horn Scaling
  182. woofer recommendations for F5 amplifier
  183. Pictures of your diy Pass amplifier
  184. Strange little circuit
  185. F4 power supply
  186. Balanced Zen Line Stage
  187. Aleph P with balanced shunt attenuator
  188. Zen Extension
  189. B1 buffer volume problem
  190. A little help needed with a Pass Aleph 30
  191. Aleph P1.7
  192. How different is the Nakamichi PA-7 from a Threshold Stasis?
  193. RIAA caps for Pearl and Pearl 2
  194. New First Watt Site
  195. Penultimate Zen V4 Input Fet's Question
  196. NP in Seattle May 20
  197. new SemiSouth SJDP120R085 "normally on" JFET
  198. Anyone Looking For A F5 Toroid?
  199. A blast from the past .. PAPA1
  200. Zen9-like Preamp for Power Followers
  201. New caps for my SL-10: which one?
  202. f5 power up issue
  203. grounding issue with F1
  204. IRFP9240 Fairchild where to buy it?
  205. Boiled Water Buffer
  206. sic NPN (SAND) upgrade for D1B1??
  207. Pass Labs B4 crossover questions
  208. 400A Overheat ??
  209. strange behaviuor of F5
  210. Case for a PASS amp
  211. Nakamichi PA-7 and PA-5 amps
  212. Forte Model 1 needs new toroid transformer I think...
  213. 10 uf Aeon cap availability for B-1?
  214. output impedance of Pearl ?
  215. Use Mercury-vapored Lamps for Zen-Enlightment?
  216. Building the "CodeNelson" Power Amp
  217. Mica Insulators for Toshiba 2SJ201 & 2SK1530?
  218. Trojan warnings?
  219. looking for the PCB 22kw amp
  220. Difference in B1's
  221. This is some FET !!!
  222. an absolutelly pass labs off topic
  223. Toshiba 2sk174BL at Mouser
  224. B1 and impedance matching?
  225. Class A mosfet idle issue
  226. X2_Preamp quetion
  227. UGS preamp for sale?!
  228. It works and doesn't Hum!
  229. Dynamic Bias - Active Bias - Automatic/Self biased - Overview wanted
  230. J-JLH or PLH-J ?
  231. Swapping Threshold S & SA frontboards.
  232. B1 question
  233. Fairchild Amplifier A00-6
  234. Spare faceplate for S/500 ?
  235. Help needed
  236. Which resistors to use???
  237. b 1 buffer
  238. VU-meter for BOSOZ
  239. F3 vs. ZV9 - the differences...
  240. question on very high input impedance for B1
  241. WTB : Power Supply Board for ONO Phono preamp Clone (From Group Buy)
  242. Threshold S 300/II Main Caps Replace
  243. Dealing with Schuro.de
  244. Threshold FET ONE Series II aka FET1 MKII
  245. Subwoofer to Aleph-X
  246. No Feedback amp for Fountek NEO CD3 ?
  247. Tiny Vifa tweeter question
  248. 110 to 220volt conversion?
  249. Bias adjusting on Threshold SA4/e
  250. So, this is my Quad ZV9!

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