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  1. amp problem please help
  2. Threshold 400 A
  3. Wrong heatsink for TO-39
  4. Anyone use output stage like this
  5. diy power amp
  6. nap 180 service
  7. Rotel RA-812 schematic needed
  8. Instant voltage and current circuit?
  9. So, what does crossover distortion sound like?
  10. help design SE preamp with mosfet buffer and step-up transformer.
  11. My first amp!!
  12. Looking for 2SK60 class A AMP circuit diagram
  13. diy lab supply
  14. Please comment my pcb P3a
  15. Optimal snubbers
  16. Cambridge Audio C500 & P500
  17. mixer or pre-amp
  18. Class A heatsinking, or heatsinking in general!
  19. Comment on my pre-amp schematic?
  20. Finished first amp!
  21. Reverse engineering a servo controller?
  22. Looking for APT40xxBN Experience and Comments
  23. need input on SS buffer w/transformer line amp.
  24. PSL Ve2400 vith problem
  25. hitachi ha-330 modification
  26. diy electronics
  27. Cambridge Audio Azur 540A amp noisy (50Hz?)
  28. pioneer A-501R amp
  29. Looking for PS AUDIO Elite schematics
  30. schematic needed
  31. subwoofer amp
  32. LCAudio Zeta Amplifier
  33. Electrocompaniet, how does it sound?
  34. Rod Elliot P68-2 PSU Recomendations
  35. Looking for Rotel RC970BX MII schematic
  36. Looking for Rotel RC970bx mkII schematic
  37. effect of unbalanced rails?
  38. Soldering the caps
  39. Acoustic Research Amplifier (solid state) help needed
  40. Nad NAD C162+C172 diagram(schematics)
  41. Electrostatic damage on transistors
  42. Resistor/Inductor at Leach Output
  43. Hum
  44. crest audio power amplifier
  45. GAS116 & GAS 117 substitutes? HELP!
  46. Circuit boards, another dirty way to do!
  47. Help with some SWR Schematics
  48. Former audio snob humbled; Pioneer SX-1010 question
  49. Tone controls
  50. Open collector npn output
  51. Yamaha rx-550 question.
  52. optimizing the VBE multiplier
  53. Tech help needed Threshold S/300 MkII optical bias
  54. Recommendations for re-capping McIntosh MA-5100
  55. Voltage doubler
  56. Looking for Takahashi cct
  57. 300W PA Schematics
  58. Bedini 25/25 vs Bedini Classic 100 Vintage
  59. Help..Spice models for 2SA1215 2SC2921
  60. HK AVR45 suggestions needed
  61. DIY Front Panel !!
  62. DC offset in my p3a- need help!
  63. 4558 and TL072 question
  64. LTP bias current
  65. NAD 314 Bias Current/DC Offset
  66. LM3886 (or similar) as voltage regulator
  67. Extra/unused solder pads on the Leach Foil pattern?
  68. Technics SU-600 Amp
  69. ATX (computer) power supplies for power amp
  70. Please comment "my" design
  71. Denon Pma-860
  72. Which Amplifier for a DIY 12" Subwoofer?
  73. Luxman M03 schematic
  74. Leach output transistors
  75. 12-14V power supply questions.
  76. 5.1 Input on Rotel RSP-980
  77. Parasound P/HP-850
  78. Soundcraftsman MA5002 Bias
  79. Class A dilemma
  80. Denon PMA-2000
  81. Substituting capacitor in MA-5100
  82. safe operating area
  83. DC on output
  84. help with input pot please
  85. Realistic and Sony Receiver Questions
  86. The Leach Amp - Power supply?
  87. NAD 320BEE and speaker cable question
  88. Can I replace Samhwa caps in PS with smaller value ones of better quality ?
  89. Crimson Elektrik power amps
  90. Mac MA-5100 - Is this a capacitor coupled design?
  91. locate DVD player schematics
  92. Carver TFM Schematics?
  93. what is your favorite loundness or pre-amp or anykind of circuit that make good sound
  94. Minimal (passive?) linestage
  95. I am sleepy again
  96. Book to learn about amp building
  97. Generic Open Chassis Design ...
  98. onsemi "thermaltrak" transistors
  99. Help!
  100. The best Amplifier circuit ever made.
  101. Qsc Ex4000
  102. So, guys... Should I recap?
  103. EMI Interference In Rod Elliott's DOZ Amplifier
  104. DELTA PA-34A Power Amplifier by Jan Dupont
  105. Converting Nikko Alpha 230 to Leach Low TIM
  106. What happened to aussieamplifiers?
  107. dvd player tweaking hurdles
  108. Marantz 300DC Problem
  109. 25W MOSFET amp problem :(
  110. Kr-950
  111. Over voltage on capacitor
  112. stability
  113. Need comments and suggestions for this amp.
  114. Burn-in Leach amp??
  115. fet output stage stability
  116. Vbe Thermal Coupling Issue
  117. Zero DC Offset
  118. Very cheap toroid??
  119. Will sound reasonable?... this amplifier is amps lab cousin
  120. Music plays after amp is turned off.
  121. Adding pre-outs into a processor with separate internal amp?
  122. Thoughts Concerning Cordell, Otala, and Gilbert papers
  123. to-92 general purpose
  124. NAD 2200 REPAIR PartS Needed?
  125. amp help needed in Milwaukee
  126. NAD fuses, slow blow or fast blow?
  127. PP MOSFET amp with float supplies
  128. Let's Get Back To Bryston
  129. NAD Power Envelope question
  130. Replacement driver boards for the Quad 303
  131. Marantz KI difference?
  132. Tone Control, from inside the hell to your home
  133. 2sc5200/2sa1493 With +/- 78vdc ?
  134. what can i substitute the MJL4302A and the MJL4281A with?
  135. Old MOSFET schema. Opinions?
  136. Ampslab c200 soon finished.
  137. painted heatsinks & insulating washers
  138. Make your own temp. controlled iron
  139. Technics SA-300: dead FM tuner?
  140. Recommendation for regulator?
  141. Help with MOSFET selection
  142. McIntosh 5100 - worth restoration?
  143. Infinity BU1 amplified subwoofer. problems.
  144. B&K ST 125.2 Modification Project
  145. Dual Toroidals????
  146. A push-pull differential stage- why not?
  147. Mark Levinson No 27 Problem
  148. Discussion about Pioneer cheap DVD player
  149. Micro Precision serie 5 Linedriver
  150. Power Supply Design Question
  151. So, can I run a Hafler DH-500 without the lid?
  152. ca339e comparitor as phaze shift????
  153. Shielding with aluminum foil;)
  154. Need Schematics for ROTEL RDA-975
  155. I got this schematic of a power amp, would like comments
  156. Pioneer SA-1000 Service Manual
  157. Voltage conversion?
  158. traps in to3 construction
  159. Bias info with regard to Denon Amps
  160. LM6172 sound
  161. Looking for schematics...got a lot of parts...
  162. Non-feedback parametric linearisation in FETs
  163. Freeeee Ebook
  164. transistor "Ft" what about it?
  165. This paper...anyone?
  166. 3 constant current source questions
  167. Luxman SQ202 Hum on RH channel
  168. Need help on designing aspects of audio amplifier
  169. What contributes to DC-offset?
  170. PSU caps for Leach amp
  171. Where do you buy your components?
  172. power fets, bias, gain matching & other stuff.
  173. Why does the APT Holman preamp sound so good?
  174. power transistor output capacitance
  175. differential input stage
  176. Input Selector
  177. Merry...Merry Christmas Folks...
  178. Special for moderators and Jason, that let me be in peace all this ending year
  179. J-FET preamp/DI vs tubes
  180. MOSFETS on the same heatsink?
  181. Citation 12 Substitute Transistors
  182. denon 480r schematics
  183. Class A power follower
  184. Class A amp all over :) Need PSU!
  185. protecting high-powered mosfet amplifiers..
  186. You know you're a junkie when...
  187. Sansui G-7500 schematic needed
  188. Playmaster Pro Series 3 reviews
  189. Mark Levinson JC-2 problem ( broken Line driver )
  190. V. linear drivers and fast - 200v Vceo, 120mA
  191. Yamaha A-560 Amplifier
  192. Desperatly Need schematic for Pioneer A-77X
  193. Trying to fix my Cyrus II amp
  194. Doubling (or more) output stage voltage capability.
  195. Capacitor Voltage Rating
  196. Arcam Alpha 9 integrated amplifier
  197. transistor substitutes
  198. Newbie Question
  199. Novice in need of help
  200. Adcom GFA-585 went bad - calling Adcom experts
  201. My new design
  202. Transformer shield wiring
  203. So, I ebayed this Hafler DH-110 preamp...
  204. Looking for schematic for Cal Sigma II Dac
  205. Survey - Actual Amp Temperatures
  206. Please Help with ADCOM GFA-555 II
  207. Hafler DH 220 amp sounds like tin can
  208. JRC opamps
  209. Pioneer SA-8800
  210. pure n channel schem. help needed
  211. schematic for H/K citation 11
  212. convert voltage to resistance?
  213. Have transformer, will build
  214. ASR Active mainscable
  215. bridging two amps x4 power ?
  216. Share my methods to repair/build a discrete power amp
  217. Recommendations for stereo amplifier ?
  218. NEC Transistor? b965 / d1288 - 70W System
  219. I had some informs that this is a Harman Kardon schematic
  220. Would this work as a volume control???
  221. Classes of operation vs. sound quality
  222. any use for velodyne plate amps?
  223. Been a while, and I have a question. (long)
  224. AA1800 bias resistors
  225. Transistors?
  226. Project:OPTIMUM SHORT CIRCUIT PROTECTION IN MOSFET AMPS
  227. MJE15035 equivalent
  228. I Need Proel Prl 500 Schematic
  229. High power regulated, quasi-comp.
  230. verified Audio improvement suggestion on my Leach Super Amp. improve idea?
  231. What's the best diode for pwramp supplyyy
  232. My P68 board
  233. I need a reverse attenuator
  234. Sound Reinforcement amplifier design
  235. Rotel 820 schematics
  236. Simple upgrade for Rotel RA-01 amp..
  237. Superbuffer instead of OPAMP
  238. IRF's Hexfred or Schottky?
  239. Elektor 1982 Simulation
  240. REQ: Pioneer VSX-D1S Service Manual
  241. Evolve Amplifier
  242. 2sj72 Datasheet
  243. Class A for home use
  244. Fixing a Rotel 820
  245. Transformer Question
  246. Paper wanted...
  247. Amp has no power...Please help!
  248. sleepy man's question
  249. Low dist at high frequencies
  250. Installing a "main out" in an integrated amp?

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