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  1. Pass F5 dual mono transformers wiring, ground design
  2. 50w Single-Ended BAF2015 Schade Enabled
  3. aleph 5 with brian gt boards
  4. Linkwitz Open House May 14 and 15
  5. New circuit based in NP CSX
  6. Which Amp To Build?
  7. 2sk170 vs lsk170 which is better in sound quality?
  8. Did Infinion buy the technology from semisouth?
  9. Why IRLB3813 and similar (strange) low voltage devices?!
  10. ACA input impedance
  11. Threshold SA/30s vs 3.9e
  12. Quasi Complementary F4 (inspired by SiC)
  13. F3 and 90db speakers and passive preamp??
  14. are there SMD replacements for k170 j74
  15. Dual pre output? Aleph L clone
  16. Aleph J build and a few questions
  17. Nakamichi PA7II: HF noise-oscillation issue
  18. PCF in F4-amp ?
  19. Value of bias on Pass Labs X0.2
  20. B1 clone - output on one side only
  21. Threshold 800a
  22. Inspired by FW M2 AUTOFORMER
  23. Should I sell my PA-7 to buy the Threshold S/300 II
  24. Pass Labs Xyyy.? , checking/adjusting offsets ,Iq and gain
  25. Why do all of the Fx-Amps have one shared PSU ?
  26. Which Adcom is Nelson Pass's design?
  27. B1 has died
  28. Will these Heat Sinks work???
  29. Are distortion ratings accurate for most amps?
  30. Difference between Threshold S/300 and S/300II
  31. FW Announcement
  32. Me and My new F6
  33. I'm scared.
  34. Convert a Pass Labs INT-30A from 110v to 220v
  35. Schaded F6 P-N cascode with very low THD
  36. First Watt F1 PCB
  37. Average cost of a Pass F5
  38. Rectifier swapping
  39. The UPDATED Penultimate Zen 4
  40. need advice first First watt
  41. Predrilled Heatsinks, bracket etc at Diystore!
  42. Balanced pre diy for Aleph 30 clone
  43. F5 input
  44. Ono Phono:
  45. Simple Schade feedback without transformer
  46. F5 - It Works but some problems ...
  47. F6 with PCF
  48. Upgrading my Pass Aleph-X changed the character of the amplifier.
  49. Pass B1 Buffer Preamp help
  50. The F6 build of the century :) (I want to learn everything)
  51. Using transformer gain like first watt M2?
  52. LSJ177
  53. Threshold Stasis 3 in Jeopardy
  54. Rectifier bridges/FRED recommendations
  55. Stasis - tantal condenser
  56. Nakamichi PA-7 turn on problem
  57. First Watt AMPS stacked
  58. Zen Bulb Amplifier
  59. Positive Current Feedback simple Zen amp
  60. Aleph J question
  61. Aleph3 with Eminent Technology 8b
  62. The V-Fetron Comes To Life
  63. Pass Labs XA-30.8
  64. Paralleling Aleph 3
  65. Heat-Sinks
  66. Improving the Nakamichi PA-7
  67. Hammond 159zl as clc choke
  68. Hammond 159zl as clc choke
  69. 1977 20w class A little help please.
  70. Sound question on Threshold amps.
  71. Experimenting with Positive Feedback
  72. cl60 thermistor in BA3 preamp
  73. I really interest the ACAkit, but?
  74. Threshold Stasis 3 biasing for dummies
  75. who explaim me the function of s1
  76. New S450e owner,where can I find the service manual manual?
  77. Pass Aleph P : which one?
  78. Nakamichi PA-7 and PA-7AII
  79. Threshold 400A Cascode
  80. Pass Pearl 1
  81. 400A's on/off flip flop flipping and flopping.
  82. Please help diagnose bad oscillation
  83. B1 bandwidth 700kHz -3dB: what's the limiting factor?
  84. B5 Crossover Question
  85. Super Triode Connected Aleph CCS Zen Amp
  86. Looking for amp project similar to Aleph3 but more power
  87. SiC Mosfets for A class audio, eg Zen variations?
  88. Tall ACA Build Prelim
  89. Information on S/250
  90. Threshold S/300 optical, turn-on thump & offset
  91. Pass B-3 preamp build (sort of)
  92. New Aleph mosfet source resistor fire
  93. All MOSFET Class A headphone amplifier
  94. Threshold 400a bias issue... Yes another
  95. X150.5 XLR Pins
  96. Another SIT amp
  97. help to set dc offset to threshold s450
  98. aleph 1.7??
  99. jfet inplace of bjt for vssa
  100. Tri-amp with two B1 Buffers. Looking for opinions on setup.
  101. Tri-amp with two B1 Buffers. Looking for opinions on setup.
  102. B1 Buffer Jfets alternatives question
  103. Pass B1 output cap value
  104. passlabs and Firstwatt Questions
  105. The eSCAPEd Goat MkII
  106. Skinning The Mu Monster Cat - Mini Style
  107. Threshold TA-300 Stasis and Stasis 3
  108. Do First Watt amps do as well into 4 ohm loads? Nt
  109. Building F5 monoblocks in Apple G5 cases
  110. Physically Stacking Class A Amps
  111. Sony TAN 5550 Vfet updates possible?
  112. LIVE Lab Cam
  113. Threshold S350 schematic help
  114. Aleph J
  115. mini Aleph hum
  116. Threshold SA/1 voltage change
  117. Crackling in right channel of DIY F3 amp
  118. Pass Labs x.150 Problems
  119. F6 amp with SemiSouth SJEP120R100
  120. Generic Power supply for first watt (or class A?) amps
  121. F5 increased gain followed by failure
  122. questions about aleph 2
  123. Pass Aleph 2 with IRFP 140.
  124. where to buy 4u chassis heat sinks
  125. F6 Turbo
  126. F5(25W) help with parts and design
  127. Better rectifier for the SIT 1
  128. Need recomme
  129. Amp Camp or Aleph Mini
  130. Found this on my puter, and it's not on Google Images
  131. Holiday Live Streaming
  132. OT: Threshold S/350e speaker terminals
  133. Two Transformers, Two Chassis - Grounding???
  134. Aleph 3 clone strange behaviour
  135. ACA modification with Edcor transformer
  136. F5 low output
  137. Commercially Available F3/ ZV9 PCB's?
  138. Balanced F5 Question
  139. 2 problems with F5 - seeking solution
  140. Zen with GA10JT12
  141. Necessary transistors for f5t built
  142. Necessary transistors for f5t built
  143. B5 crossover question
  144. Adcom GFA 5800 Bass
  145. Pass labs SR-1 speakers which pass amp??
  146. PSU difference between F5 and F5T (connections of secondaries)
  147. F5-HA Build Thread
  148. BOSOZ and balanced headphones....
  149. First Watt F5 self etching boards
  150. ACA Concept II
  151. ACA active speaker project
  152. Trying to build Aleph 30
  153. Heasinks 300 x 150 x 83mm anyone?
  154. ABFAB Builders Club - building The eSCAPEd Goat Mk I
  155. DC Coupled ZV9/F3?
  156. New NP hpa-1 headamp
  157. The Living Legend
  158. Choice between F5 and F6
  159. Very First Attempt of PCB Layout Using Design Spark (Please Check)
  160. "F5" SE
  161. DIY FirstWatt F4 and McIntosh C48?
  162. Is the B1 what I'm looking for?
  163. Convert a Pass Labs XA160 from 110v to 220v
  164. music signal in ground F5 PS?
  165. F5 power supply to high, solution?
  166. I need a very good fet line preamp circuit for wm8741 dac.
  167. www.passdiy.com uses an invalid security certificate
  168. LuminAria Article Available
  169. Making the Nelson pass crossovers warmer
  170. Increase gain and output power of my F5?
  171. Class A ampliers and lower impedance loads
  172. Running Transistors Cold
  173. F5 Turbo V3 monoblocks 32v dc rails psu
  174. BA-3 Preamp Fairchild/Toshiba 500 ohm 1K ohm pot question:
  175. Schade circuit using lovoltech lu1014d
  176. New Toshiba Mosfets
  177. Sticky Post Cleanup
  178. Is it ever okay to defeat grounding?
  179. Output impedance of BA-3 as preamp?
  180. Steve Jobs' Hi-Fi
  181. Threshold SA/2 which Version? Upgrade?
  182. Aleph 30 diy - total beginner
  183. Official M2 schematic
  184. A proper modified Zen-drive?
  185. Jfet Sziklai Single ended
  186. Newby with F6 DIY service questions
  187. Are There True MOSFet Compliments???
  188. Schade circuit using IRFP240's
  189. Which Pass clone did I really buy?
  190. F3/SIT Variations
  191. BF862 instead of 2sk170?
  192. Pearl 2 and B1 Build Pics and Help Question!
  193. BAF 2015 Coverage
  194. uC + 2xMCP42100 to control LDR attenuator - some measurements
  195. Pass Labs XA30.5
  196. A question for Mr Pass
  197. Which Pass amp combo for active Altec system
  198. Transformer temperature
  199. Concerning P3, BA-3
  200. building b1 preamp distortion problem
  201. Aleph 3 Bias
  202. Is's this the last release?
  203. Pass - Amp Camp for headphones?
  204. Parallel Aleph 3 or something else...
  205. Questions about the aleph 5
  206. HEAT SINK DEAL ALERT!
  207. BAF 2013 folded cascode LSK Pre line amplifier adapted for strain gauge cartridge
  208. Dual Mono setup for an F6
  209. Need for semiconductors testing/matching board?
  210. Siliconix Mosfet -vs- p-channel issue ?
  211. BA-3 gain stage advice
  212. Why all these 2K2 resistors
  213. The new line X point 8 voltage
  214. F5 - higher gain changing sonic signature
  215. Aleph J Case - would heatsink be ok?
  216. Which first watt amp is right for my 95dB speakers?
  217. Pass Aleph J or F5 Turbo kit
  218. NP talk at the California Audio Show 2015
  219. Amp Camp AMP (ACA) returns to the diyAudio store!
  220. Upgrade F5 to F6
  221. Help with simulation of the F5
  222. B1 buffer with gain?
  223. Pass Aleph 0 on ebay
  224. Mosfets: Single pair vs multiple pair at same bias
  225. ultimate bosoz
  226. Preamp input selector and common ground(s)
  227. How to test used caps?
  228. Smoking F5 from too much bias, still working but...
  229. Forte Audio 1A decoupling first stages from output stages
  230. Transformer voltage ?
  231. Multichannel Mezmerize B1 or Pass B1
  232. Cubie3
  233. why no input HF filter in many B1 variants?
  234. Aleph J finished -- Thank you Mr.Nelson
  235. F6 Illustrated Build Guide
  236. J-Fet in F5
  237. Heat dissipation on a F5
  238. Amp Camp Amp V2
  239. Threshold 800A Moving Coil Meters
  240. F5 trafo
  241. What is the difference in VFET1 and VFET2 sound?
  242. J2s with paralleled channels
  243. Pass Labs China/Ebay?
  244. Adcom GFA-555
  245. UGS-muse preamp GB
  246. Nutz, Panasonic is discontinuing my usual power supply caps...viable alternatives?
  247. Awesomeness of this community
  248. IRFP240, 9240
  249. A Pass inspired SE MOSFET amp, single supply
  250. Pass amp for classic Bose 901 Series I or II

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