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  1. Nad NAD C162+C172 diagram(schematics)
  2. Electrostatic damage on transistors
  3. Resistor/Inductor at Leach Output
  4. Hum
  5. crest audio power amplifier
  6. GAS116 & GAS 117 substitutes? HELP!
  7. Circuit boards, another dirty way to do!
  8. Help with some SWR Schematics
  9. Former audio snob humbled; Pioneer SX-1010 question
  10. Tone controls
  11. Open collector npn output
  12. Yamaha rx-550 question.
  13. optimizing the VBE multiplier
  14. Tech help needed Threshold S/300 MkII optical bias
  15. Recommendations for re-capping McIntosh MA-5100
  16. Voltage doubler
  17. Looking for Takahashi cct
  18. 300W PA Schematics
  19. Bedini 25/25 vs Bedini Classic 100 Vintage
  20. Help..Spice models for 2SA1215 2SC2921
  21. HK AVR45 suggestions needed
  22. DIY Front Panel !!
  23. DC offset in my p3a- need help!
  24. 4558 and TL072 question
  25. LTP bias current
  26. NAD 314 Bias Current/DC Offset
  27. LM3886 (or similar) as voltage regulator
  28. Extra/unused solder pads on the Leach Foil pattern?
  29. Technics SU-600 Amp
  30. ATX (computer) power supplies for power amp
  31. Please comment "my" design
  32. Denon Pma-860
  33. Which Amplifier for a DIY 12" Subwoofer?
  34. Luxman M03 schematic
  35. Leach output transistors
  36. 12-14V power supply questions.
  37. 5.1 Input on Rotel RSP-980
  38. Parasound P/HP-850
  39. Soundcraftsman MA5002 Bias
  40. Class A dilemma
  41. Denon PMA-2000
  42. Substituting capacitor in MA-5100
  43. safe operating area
  44. DC on output
  45. help with input pot please
  46. Realistic and Sony Receiver Questions
  47. The Leach Amp - Power supply?
  48. NAD 320BEE and speaker cable question
  49. Can I replace Samhwa caps in PS with smaller value ones of better quality ?
  50. Crimson Elektrik power amps
  51. Mac MA-5100 - Is this a capacitor coupled design?
  52. locate DVD player schematics
  53. Carver TFM Schematics?
  54. what is your favorite loundness or pre-amp or anykind of circuit that make good sound
  55. Minimal (passive?) linestage
  56. I am sleepy again
  57. Book to learn about amp building
  58. Generic Open Chassis Design ...
  59. onsemi "thermaltrak" transistors
  60. Help!
  61. The best Amplifier circuit ever made.
  62. Qsc Ex4000
  63. So, guys... Should I recap?
  64. EMI Interference In Rod Elliott's DOZ Amplifier
  65. DELTA PA-34A Power Amplifier by Jan Dupont
  66. Converting Nikko Alpha 230 to Leach Low TIM
  67. What happened to aussieamplifiers?
  68. dvd player tweaking hurdles
  69. Marantz 300DC Problem
  70. 25W MOSFET amp problem :(
  71. Kr-950
  72. Over voltage on capacitor
  73. stability
  74. Need comments and suggestions for this amp.
  75. Burn-in Leach amp??
  76. fet output stage stability
  77. Vbe Thermal Coupling Issue
  78. Zero DC Offset
  79. Very cheap toroid??
  80. Will sound reasonable?... this amplifier is amps lab cousin
  81. Music plays after amp is turned off.
  82. Adding pre-outs into a processor with separate internal amp?
  83. Thoughts Concerning Cordell, Otala, and Gilbert papers
  84. to-92 general purpose
  85. NAD 2200 REPAIR PartS Needed?
  86. amp help needed in Milwaukee
  87. NAD fuses, slow blow or fast blow?
  88. PP MOSFET amp with float supplies
  89. Let's Get Back To Bryston
  90. NAD Power Envelope question
  91. Replacement driver boards for the Quad 303
  92. Marantz KI difference?
  93. Tone Control, from inside the hell to your home
  94. 2sc5200/2sa1493 With +/- 78vdc ?
  95. what can i substitute the MJL4302A and the MJL4281A with?
  96. Old MOSFET schema. Opinions?
  97. Ampslab c200 soon finished.
  98. painted heatsinks & insulating washers
  99. Make your own temp. controlled iron
  100. Technics SA-300: dead FM tuner?
  101. Recommendation for regulator?
  102. Help with MOSFET selection
  103. McIntosh 5100 - worth restoration?
  104. Infinity BU1 amplified subwoofer. problems.
  105. B&K ST 125.2 Modification Project
  106. Dual Toroidals????
  107. A push-pull differential stage- why not?
  108. Mark Levinson No 27 Problem
  109. Discussion about Pioneer cheap DVD player
  110. Micro Precision serie 5 Linedriver
  111. Power Supply Design Question
  112. So, can I run a Hafler DH-500 without the lid?
  113. ca339e comparitor as phaze shift????
  114. Shielding with aluminum foil;)
  115. Need Schematics for ROTEL RDA-975
  116. I got this schematic of a power amp, would like comments
  117. Pioneer SA-1000 Service Manual
  118. Voltage conversion?
  119. traps in to3 construction
  120. Bias info with regard to Denon Amps
  121. LM6172 sound
  122. Looking for schematics...got a lot of parts...
  123. Non-feedback parametric linearisation in FETs
  124. Freeeee Ebook
  125. transistor "Ft" what about it?
  126. This paper...anyone?
  127. 3 constant current source questions
  128. Luxman SQ202 Hum on RH channel
  129. Need help on designing aspects of audio amplifier
  130. What contributes to DC-offset?
  131. PSU caps for Leach amp
  132. Where do you buy your components?
  133. power fets, bias, gain matching & other stuff.
  134. Why does the APT Holman preamp sound so good?
  135. power transistor output capacitance
  136. differential input stage
  137. Input Selector
  138. Merry...Merry Christmas Folks...
  139. Special for moderators and Jason, that let me be in peace all this ending year
  140. J-FET preamp/DI vs tubes
  141. MOSFETS on the same heatsink?
  142. Citation 12 Substitute Transistors
  143. denon 480r schematics
  144. Class A power follower
  145. Class A amp all over :) Need PSU!
  146. protecting high-powered mosfet amplifiers..
  147. You know you're a junkie when...
  148. Sansui G-7500 schematic needed
  149. Playmaster Pro Series 3 reviews
  150. Mark Levinson JC-2 problem ( broken Line driver )
  151. V. linear drivers and fast - 200v Vceo, 120mA
  152. Yamaha A-560 Amplifier
  153. Desperatly Need schematic for Pioneer A-77X
  154. Trying to fix my Cyrus II amp
  155. Doubling (or more) output stage voltage capability.
  156. Capacitor Voltage Rating
  157. Arcam Alpha 9 integrated amplifier
  158. transistor substitutes
  159. Newbie Question
  160. Novice in need of help
  161. Adcom GFA-585 went bad - calling Adcom experts
  162. My new design
  163. Transformer shield wiring
  164. So, I ebayed this Hafler DH-110 preamp...
  165. Looking for schematic for Cal Sigma II Dac
  166. Survey - Actual Amp Temperatures
  167. Please Help with ADCOM GFA-555 II
  168. Hafler DH 220 amp sounds like tin can
  169. DC Adapter question for a Guitar Amp??
  170. JRC opamps
  171. Pioneer SA-8800
  172. pure n channel schem. help needed
  173. schematic for H/K citation 11
  174. convert voltage to resistance?
  175. Have transformer, will build
  176. ASR Active mainscable
  177. bridging two amps x4 power ?
  178. Share my methods to repair/build a discrete power amp
  179. Recommendations for stereo amplifier ?
  180. NEC Transistor? b965 / d1288 - 70W System
  181. I had some informs that this is a Harman Kardon schematic
  182. Would this work as a volume control???
  183. Classes of operation vs. sound quality
  184. any use for velodyne plate amps?
  185. Been a while, and I have a question. (long)
  186. AA1800 bias resistors
  187. Transistors?
  188. Project:OPTIMUM SHORT CIRCUIT PROTECTION IN MOSFET AMPS
  189. MJE15035 equivalent
  190. I Need Proel Prl 500 Schematic
  191. High power regulated, quasi-comp.
  192. verified Audio improvement suggestion on my Leach Super Amp. improve idea?
  193. What's the best diode for pwramp supplyyy
  194. My P68 board
  195. I need a reverse attenuator
  196. Sound Reinforcement amplifier design
  197. Rotel 820 schematics
  198. Simple upgrade for Rotel RA-01 amp..
  199. Superbuffer instead of OPAMP
  200. IRF's Hexfred or Schottky?
  201. Elektor 1982 Simulation
  202. REQ: Pioneer VSX-D1S Service Manual
  203. Evolve Amplifier
  204. 2sj72 Datasheet
  205. Class A for home use
  206. Fixing a Rotel 820
  207. Transformer Question
  208. Paper wanted...
  209. Amp has no power...Please help!
  210. sleepy man's question
  211. Low dist at high frequencies
  212. Installing a "main out" in an integrated amp?
  213. No Miller cap, Double bootstrapping amp.
  214. What transistors do you recommend for a good LTP input?
  215. Overschoot problem with amp
  216. for Nelson Pass or Mr Curl
  217. improving my VAS
  218. Substitute for 2SJ55/2SK175 VMOS FET`s?
  219. Problems with building an amp...please help!
  220. Do you think this is a limiter?
  221. Sansui au-7900
  222. Yet another OPA2134-based headphoneamp
  223. CA 3080/LM 3886 tube pwr amp emulation
  224. Need schematic for Peavey 8.5c
  225. NI unity gain opamp equivalent but with discretes needed
  226. Question about adding caps to an amp
  227. Switching Power supply
  228. Quad 606/707 anyone?
  229. +/-15Vout opamp for gain stage
  230. Slew rate calculations - how much do I need?
  231. Three pin positive regulators
  232. leach amp pics first diy project
  233. please help me please..
  234. Bi120 Ampslab
  235. Increased symmetry in amplifier
  236. Amp volume knob problem
  237. Need Advice for my first amp...
  238. Kairon Power amp (Hello, Canada!)
  239. Ordering from OnSemi
  240. Schematic for PM7000/7200/8000
  241. Eliminating capacitor in amplifier series feedback loop
  242. electronics surplus in sydney
  243. Vbe Multiplier Help Please
  244. What about Plinius audio, from New Zeland, are those amps good?
  245. Cleaning an Amplifier?
  246. Quiescent current drops when i touch the heatsink
  247. Which Amp to keep - Technics or NAD?
  248. JFET pair
  249. Another Leach Amp - Have we lost our Marbles?
  250. Class G Bias Questions

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