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  1. Recommendation for regulator?
  2. Help with MOSFET selection
  3. McIntosh 5100 - worth restoration?
  4. Infinity BU1 amplified subwoofer. problems.
  5. B&K ST 125.2 Modification Project
  6. Dual Toroidals????
  7. A push-pull differential stage- why not?
  8. Mark Levinson No 27 Problem
  9. Discussion about Pioneer cheap DVD player
  10. Micro Precision serie 5 Linedriver
  11. Power Supply Design Question
  12. So, can I run a Hafler DH-500 without the lid?
  13. ca339e comparitor as phaze shift????
  14. Shielding with aluminum foil;)
  15. Need Schematics for ROTEL RDA-975
  16. I got this schematic of a power amp, would like comments
  17. Pioneer SA-1000 Service Manual
  18. Voltage conversion?
  19. traps in to3 construction
  20. Bias info with regard to Denon Amps
  21. LM6172 sound
  22. Looking for schematics...got a lot of parts...
  23. Non-feedback parametric linearisation in FETs
  24. Freeeee Ebook
  25. transistor "Ft" what about it?
  26. This paper...anyone?
  27. 3 constant current source questions
  28. Luxman SQ202 Hum on RH channel
  29. Need help on designing aspects of audio amplifier
  30. What contributes to DC-offset?
  31. PSU caps for Leach amp
  32. Where do you buy your components?
  33. power fets, bias, gain matching & other stuff.
  34. Why does the APT Holman preamp sound so good?
  35. power transistor output capacitance
  36. differential input stage
  37. Input Selector
  38. Merry...Merry Christmas Folks...
  39. Special for moderators and Jason, that let me be in peace all this ending year
  40. J-FET preamp/DI vs tubes
  41. MOSFETS on the same heatsink?
  42. Citation 12 Substitute Transistors
  43. denon 480r schematics
  44. Class A power follower
  45. Class A amp all over :) Need PSU!
  46. protecting high-powered mosfet amplifiers..
  47. You know you're a junkie when...
  48. Sansui G-7500 schematic needed
  49. Playmaster Pro Series 3 reviews
  50. Mark Levinson JC-2 problem ( broken Line driver )
  51. V. linear drivers and fast - 200v Vceo, 120mA
  52. Yamaha A-560 Amplifier
  53. Desperatly Need schematic for Pioneer A-77X
  54. Trying to fix my Cyrus II amp
  55. Doubling (or more) output stage voltage capability.
  56. Capacitor Voltage Rating
  57. Arcam Alpha 9 integrated amplifier
  58. transistor substitutes
  59. Newbie Question
  60. Novice in need of help
  61. Adcom GFA-585 went bad - calling Adcom experts
  62. My new design
  63. Transformer – shield wiring
  64. So, I ebayed this Hafler DH-110 preamp...
  65. Looking for schematic for Cal Sigma II Dac
  66. Survey - Actual Amp Temperatures
  67. Please Help with ADCOM GFA-555 II
  68. Hafler DH 220 amp sounds like tin can
  69. JRC opamps
  70. Pioneer SA-8800
  71. pure n channel schem. help needed
  72. schematic for H/K citation 11
  73. convert voltage to resistance?
  74. Have transformer, will build
  75. ASR Active mainscable
  76. bridging two amps x4 power ?
  77. Share my methods to repair/build a discrete power amp
  78. Recommendations for stereo amplifier ?
  79. NEC Transistor? b965 / d1288 - 70W System
  80. I had some informs that this is a Harman Kardon schematic
  81. Would this work as a volume control???
  82. Classes of operation vs. sound quality
  83. any use for velodyne plate amps?
  84. Been a while, and I have a question. (long)
  85. AA1800 bias resistors
  86. Transistors?
  87. Project:OPTIMUM SHORT CIRCUIT PROTECTION IN MOSFET AMPS
  88. MJE15035 equivalent
  89. I Need Proel Prl 500 Schematic
  90. High power regulated, quasi-comp.
  91. verified Audio improvement suggestion on my Leach Super Amp. improve idea?
  92. What's the best diode for pwramp supplyyy
  93. My P68 board
  94. I need a reverse attenuator
  95. Sound Reinforcement amplifier design
  96. Rotel 820 schematics
  97. Simple upgrade for Rotel RA-01 amp..
  98. Superbuffer instead of OPAMP
  99. IRF's Hexfred or Schottky?
  100. Elektor 1982 Simulation
  101. REQ: Pioneer VSX-D1S Service Manual
  102. Evolve Amplifier
  103. 2sj72 Datasheet
  104. Class A for home use
  105. Fixing a Rotel 820
  106. Transformer Question
  107. Paper wanted...
  108. Amp has no power...Please help!
  109. sleepy man's question
  110. Low dist at high frequencies
  111. Installing a "main out" in an integrated amp?
  112. No Miller cap, Double bootstrapping amp.
  113. What transistors do you recommend for a good LTP input?
  114. Overschoot problem with amp
  115. for Nelson Pass or Mr Curl
  116. improving my VAS
  117. Substitute for 2SJ55/2SK175 VMOS FET`s?
  118. Problems with building an amp...please help!
  119. Do you think this is a limiter?
  120. Sansui au-7900
  121. Yet another OPA2134-based headphoneamp
  122. CA 3080/LM 3886 tube pwr amp emulation
  123. NI unity gain opamp equivalent but with discretes needed
  124. Question about adding caps to an amp
  125. Switching Power supply
  126. Quad 606/707 anyone?
  127. +/-15Vout opamp for gain stage
  128. Slew rate calculations - how much do I need?
  129. Three pin positive regulators
  130. leach amp pics first diy project
  131. please help me please..
  132. Bi120 Ampslab
  133. Increased symmetry in amplifier
  134. Amp volume knob problem
  135. Need Advice for my first amp...
  136. Kairon Power amp (Hello, Canada!)
  137. Ordering from OnSemi
  138. Schematic for PM7000/7200/8000
  139. Eliminating capacitor in amplifier series feedback loop
  140. electronics surplus in sydney
  141. Vbe Multiplier Help Please
  142. What about Plinius audio, from New Zeland, are those amps good?
  143. Cleaning an Amplifier?
  144. Quiescent current drops when i touch the heatsink
  145. Which Amp to keep - Technics or NAD?
  146. JFET pair
  147. Another Leach Amp - Have we lost our Marbles?
  148. Class G Bias Questions
  149. Damage to linear regulators
  150. SPICE model for 2SK413, 2SJ118
  151. schemetic of Accuphase A-100
  152. Class A amp
  153. Phase Linear 200 schematic
  154. What's inside the Marantz SC-22 preamp?
  155. Mystery Amplifier - check it out
  156. Build 12V to 220V inverter from 555 timer
  157. suitable equivalent to mjl21193/4
  158. Can I get this amp to work?
  159. Transistor, can you inform prices?
  160. Question regarding capacitors
  161. k6 amp........
  162. detailed examination of 5 watts class a amplifier circuit
  163. Adcom 555 II channel failure
  164. tone control board quad 44
  165. Resistor keeps burning in my Marantz 1060!
  166. ESP P68 and P3A
  167. Thumbs up for ampslab and the Bi120.
  168. Pioneer RT-909
  169. 2N6213 Complement
  170. Attn: Sydney, AUS Members
  171. PCB Express TO-264
  172. How do n- and p-channel fets cancel distortion?
  173. leach amp dc off-set
  174. Got ALTEC Amp Schematic(s)??
  175. ERC Protel99 problem, please help!
  176. Crossover distortion
  177. trouble shooting my DD receiver
  178. PSpice model library - please help
  179. 2SA483 Complement
  180. Who am I ?
  181. No miller compensation
  182. Op amp class A biasing.
  183. Computer heatsinks for audio
  184. Leach clone, pretty good looking
  185. Lynx from ACD Help
  186. Almost there........Feedback Problem Perhaps??
  187. ADC for relay volume control?
  188. RBF840 parameters ???
  189. need darlington amplifier schematics
  190. Are this amp's transistors worth upgrading?
  191. Rf punch amp won't turn on
  192. schematics for power mosfets?
  193. NAD 7130 troubleshooting
  194. heat sink problem
  195. muddy sounding mosfets
  196. Parasound HCA-3500 USA to UK power supply
  197. Help with VAS problem ?
  198. So,I wanna build another amp..
  199. Quad FM4 problem
  200. Genesis Stealth Amp
  201. Running A Power Amp And A Receiver
  202. What size Capacitors to use?
  203. Help!needed Mark Levinson's schematics
  204. DC servo in Amp
  205. Amplifiers, AB comparative testing, a blind test method.
  206. Upgrading outputs
  207. mic pre pcb needed
  208. Components used in LEACH AMP !
  209. The AV400......
  210. What kind of wattage do you think this has?
  211. relay based attenuator
  212. citation 7.1
  213. Amp Schematics up and some music
  214. Schematics needed for a Sansui A-40
  215. New Dynamp
  216. toroidal or not toroidal
  217. can I run 2 torroid in parallel operation?
  218. Hafler DH 200 problem
  219. Arcam delta 90.2 - Problems
  220. Does anyone have a schematic for a Marantz ST-253
  221. cmoy automated parts list?
  222. Old Receiver
  223. quiescent current different on both channels?
  224. simple Subwoofer amplifier...
  225. Genuine 2SC5200 ???
  226. power follower 99 help
  227. Noise from amp, appeared once, now gone??
  228. Amplifier do not need to have 0.001% distortion, speaker cannot reproduce quality
  229. is series sources?
  230. faster transistors
  231. testing the post
  232. measuring quiescent current of power amp question
  233. simple preamp
  234. Load Current limiting
  235. 15yrs old Conrad kit: good enough trying?
  236. True Balanced
  237. Modding my Soundcraftsmen
  238. Arcam Alpha 7R Schematic wanted
  239. ADC + 4067 Volume Control
  240. TL783 to be obsoleted byTI
  241. interface resistance
  242. Load (speaker) model?
  243. Modding a high power amp...
  244. Crazy plate amp idea...
  245. Adcom GFA 555-II- Didn't like short on output :-(
  246. A question on Bridged Mono
  247. AM1600 (2x810W / 4 ohm)
  248. NAD 3020 restoration
  249. Transistor Cross Reference
  250. Münster, a diy copy with modifications of an old Sony, have some suggestions?

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