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  1. Help with Yamaha RA50
  2. Any early Krell Preamp schematics?
  3. I'm sweating this one.
  4. Ampli EPAM 75
  5. Anyone has Gryphone Antileon schematic ?
  6. Using enamelled copper wire
  7. Marchand PM224 MOSFET Module
  8. Luxman R-1050
  9. 2sc3298 & 2sa1306 Datasheets
  10. Upgrade advice - general and specific (Quad 33/303)
  11. Pioneer SA-8500 opinions ?
  12. Power Crest Factor
  13. Hafler 200 input strangeness
  14. Preamp schematic.
  15. does MOSFET need thermal compensation ?
  16. Old link to preamp schematics
  17. Us acoustics amp question
  18. Question about preamp feeding multiple outputs
  19. leach amp output problem
  20. Important Paper...
  21. eti 480 build problems
  22. Quad 405 mod
  23. velodyne spl 800 voltage
  24. Aunt Corey's preamp questions
  25. about ksa-100
  26. Harman Kardon A-401 Preamp Chaining??
  27. Anyone tried anything like this ?
  28. Pioneer A400 Phono stage
  29. Looking for Amp project suitable for a 35V and 15V Transformers?
  30. OPTI-MOS using 50-0-50 450VA TRAFO
  31. Another error correction output stage.
  32. Power transistors for DoZ?
  33. New Onsemi Devices
  34. Kenwood KA59 - KA89
  35. Phase Linear Turnoff Thump
  36. Check out the new Mosfet/Cmos tester!
  37. electronic crossover input impedancce
  38. McIntosh Schematic - Mac 250 transistor power amp?
  39. any reccomended mods for the elliot P3A?
  40. use of wood as enclosure
  41. Pavel's PM-A1 vs. Aleph 3
  42. SONY TAN80-ES questions
  43. Cyrus 3 amp problem
  44. Swapping IRFP9240/240's for SC5200/SA1943's??
  45. 22W OTL amplifier circuit
  46. I had used Audire Parlando
  47. floating charge supply
  48. How to blow an output transistor
  49. Optimum OpAmp Noise Performance
  50. 'parasound'
  51. PA amp vs. Hifi amp
  52. sources of 2SC5200/A1943
  53. Naim NAP90 amp schematics...
  54. "Never switching off" amp-is it possible in reality?
  55. High Current Amps
  56. nad 3020 SERIES 20 service manual
  57. Harman Kardon avr 20mkII, need help!
  58. Audire Parlando
  59. A Break thouogh fom B&O ??
  60. AR Amp
  61. Would this circuit work???
  62. Amplifier design: how to connect a stage with the next one?
  63. Yamaha A400; bias too high after driver chip replacement
  64. short-circuit protection in mosfet's amp...??
  65. Marantz MR 1130
  66. Leach opamp
  67. help identify spare 2SC2579 manufacturer
  68. BGW 750B output modules
  69. Power MOSFET class AB biasing
  70. RC constants & power amps
  71. leach amp trouble.....HELP!
  72. BJT spice model from datasheet - HOW TO?
  73. Setting the bias on an ESP P101
  74. Plate amps?
  75. 1600watt!!! power amp
  76. hk 770 snap crackle pop
  77. ps bypass caps on sub plate amp?
  78. BMM Electronics
  79. Old Parasound gear???
  80. Musical Fidelity Schematics?
  81. RCA thread - need a tap. What size?
  82. Mark Levinson 9 and 10 schematics needed
  83. Hafler Dh 220 muffled channel
  84. Search for the Sugden A21 schematic
  85. Citation 17 pre
  86. New TI chip unbal to bal
  87. Which NTC to limit inrush current
  88. 'active feedback' for distortion cancellation
  89. Building a audio preamp
  90. Wml Bias Problem
  91. Schematics for Heathkit AA-2500 Power Amp?
  92. OPA627 in class A - swap to 134 or 604?
  93. Randy Slone 6.6 design
  94. hafler DH-100 series 2 vs non series 2
  95. Links to High Current Regulated Power Supply?
  96. Preamp for mosfet amp...
  97. CCS Voltage Reference
  98. PSL Ve 2400 amplifier
  99. Current Source SPICE Model
  100. How much distortion can we hear?
  101. P68 Overheating!!
  102. Oscillation
  103. Isolating a hum?
  104. Missing schematics
  105. Hypex Active Amplifiers
  106. Is this fake, it blows too much easy for a rudged TIP36 transistor
  107. LEVINSON 333 Schematic??
  108. Parasound Preamp Troubleshooting
  109. P88 preamp power supply
  110. recommendations for mosfets?
  111. how to determine optimum load for source follower??
  112. Dual Devices
  113. Crown CE 2000 Help
  114. JFET swap in microphone - 2N3819, 2SK170
  115. Need help with a vintage stereo!
  116. CRCRC vs. LCLCLC which is better and why?
  117. Mosfet power follower (Pavel Macura)
  118. 990 discrete opamp
  119. How to cancel odd order harmonics?
  120. The big assembly question!
  121. how much power can i get fro IRFZ44?
  122. Simple OCL AMP
  123. HELP! Need Amp Info
  124. What to do with my leftover Toshibas
  125. No left channel on Technics SA-303
  126. 20W amp optimized for 1 Ohm load
  127. inverting / non-inverting op-amp circuits
  128. High quality amp with 2sk1530 and 2sj21
  129. External PS for Leach amp.
  130. Problems with bias setting
  131. Regulator output impedance
  132. Amplifier with LM317/337 voltage regs.
  133. JVC JA-S55 amp troubleshooting
  134. 3W Pure Class-A AMP
  135. Technics SU-X101 amp schematic wanted, and other questions
  136. how much power my amplifier out ?!
  137. Please comment this design
  138. E-Follower & P37 By Rod -- It's cool.
  139. rectifier upgrade for sub amp?
  140. Harman Kardon HK-6900
  141. amp problem please help
  142. Threshold 400 A
  143. Wrong heatsink for TO-39
  144. Anyone use output stage like this
  145. diy power amp
  146. nap 180 service
  147. Rotel RA-812 schematic needed
  148. Instant voltage and current circuit?
  149. So, what does crossover distortion sound like?
  150. help design SE preamp with mosfet buffer and step-up transformer.
  151. My first amp!!
  152. Looking for 2SK60 class A AMP circuit diagram
  153. diy lab supply
  154. Please comment my pcb P3a
  155. Optimal snubbers
  156. Cambridge Audio C500 & P500
  157. mixer or pre-amp
  158. Class A heatsinking, or heatsinking in general!
  159. Comment on my pre-amp schematic?
  160. Finished first amp!
  161. Reverse engineering a servo controller?
  162. Looking for APT40xxBN Experience and Comments
  163. need input on SS buffer w/transformer line amp.
  164. PSL Ve2400 vith problem
  165. hitachi ha-330 modification
  166. diy electronics
  167. Cambridge Audio Azur 540A amp noisy (50Hz?)
  168. pioneer A-501R amp
  169. schematic needed
  170. Looking for PS AUDIO Elite schematics
  171. subwoofer amp
  172. LCAudio Zeta Amplifier
  173. Electrocompaniet, how does it sound?
  174. Rod Elliot P68-2 PSU Recomendations
  175. Looking for Rotel RC970BX MII schematic
  176. Looking for Rotel RC970bx mkII schematic
  177. effect of unbalanced rails?
  178. Soldering the caps
  179. Acoustic Research Amplifier (solid state) help needed
  180. Nad NAD C162+C172 diagram(schematics)
  181. Electrostatic damage on transistors
  182. Resistor/Inductor at Leach Output
  183. Hum
  184. crest audio power amplifier
  185. GAS116 & GAS 117 substitutes? HELP!
  186. Circuit boards, another dirty way to do!
  187. Help with some SWR Schematics
  188. Former audio snob humbled; Pioneer SX-1010 question
  189. Tone controls
  190. Open collector npn output
  191. Yamaha rx-550 question.
  192. optimizing the VBE multiplier
  193. Tech help needed Threshold S/300 MkII optical bias
  194. Recommendations for re-capping McIntosh MA-5100
  195. Voltage doubler
  196. Looking for Takahashi cct
  197. 300W PA Schematics
  198. Bedini 25/25 vs Bedini Classic 100 Vintage
  199. Help..Spice models for 2SA1215 2SC2921
  200. HK AVR45 suggestions needed
  201. DIY Front Panel !!
  202. DC offset in my p3a- need help!
  203. 4558 and TL072 question
  204. LTP bias current
  205. NAD 314 Bias Current/DC Offset
  206. LM3886 (or similar) as voltage regulator
  207. Extra/unused solder pads on the Leach Foil pattern?
  208. Technics SU-600 Amp
  209. ATX (computer) power supplies for power amp
  210. Please comment "my" design
  211. Denon Pma-860
  212. Which Amplifier for a DIY 12" Subwoofer?
  213. Luxman M03 schematic
  214. Leach output transistors
  215. 12-14V power supply questions.
  216. 5.1 Input on Rotel RSP-980
  217. Parasound P/HP-850
  218. Soundcraftsman MA5002 Bias
  219. Class A dilemma
  220. Denon PMA-2000
  221. Substituting capacitor in MA-5100
  222. safe operating area
  223. DC on output
  224. help with input pot please
  225. Realistic and Sony Receiver Questions
  226. The Leach Amp - Power supply?
  227. NAD 320BEE and speaker cable question
  228. Can I replace Samhwa caps in PS with smaller value ones of better quality ?
  229. Crimson Elektrik power amps
  230. Mac MA-5100 - Is this a capacitor coupled design?
  231. locate DVD player schematics
  232. Carver TFM Schematics?
  233. what is your favorite loundness or pre-amp or anykind of circuit that make good sound
  234. Minimal (passive?) linestage
  235. I am sleepy again
  236. Book to learn about amp building
  237. Generic Open Chassis Design ...
  238. onsemi "thermaltrak" transistors
  239. Help!
  240. The best Amplifier circuit ever made.
  241. Qsc Ex4000
  242. So, guys... Should I recap?
  243. EMI Interference In Rod Elliott's DOZ Amplifier
  244. DELTA PA-34A Power Amplifier by Jan Dupont
  245. Converting Nikko Alpha 230 to Leach Low TIM
  246. What happened to aussieamplifiers?
  247. dvd player tweaking hurdles
  248. Marantz 300DC Problem
  249. 25W MOSFET amp problem :(
  250. Kr-950

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